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>> [MUSIC PLAYING]

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>> DAVID J. MALAN: M蓹n yaln谋z
眉莽眉n sakitl蓹艧dirm蓹k ist蓹di.

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M蓹n d蓹qiq n蓹 Scaz echo olard谋
陌nstitusional yadda艧 haqq谋nda bildirib.

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CS50 蓹traf谋nda olmu艧dur
Harvard 20 il.

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V蓹 reall谋q edir
a艧a臒谋 ya艧l谋lar,

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蓹min h蓹r il var
birinci kurs ki, sophomores,

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v蓹 yeniyetm蓹l蓹r v蓹
d蓹 b枚y眉kl蓹r alaraq

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CS50 siz g枚z蓹l edir, ba艧a ki.

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>> reall谋q, t蓹l蓹b蓹l蓹r var
CS50 u臒ursuz yoxdur.

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茝slind蓹, nadir hallarda
biz Es ya Fs etdik harada,

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bu, h蓹qiq蓹t蓹n, 莽眉nki oldu
y眉ng眉ll蓹艧dirici hallar,

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tibbi v蓹 ya 艧蓹xsi olub.

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Ds h蓹m莽inin olduqca nadir var.

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M蓹n biz baxmayaraq rahat dey蓹 bil蓹r蓹m
ad蓹t蓹n, statistika a莽谋qlamal谋d谋r deyil

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lakin yoxdur ki, verilmi艧
Burada he莽 institusional yadda艧,

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CS50 t蓹l蓹b蓹l蓹rin 蓹ks蓹riyy蓹ti
bir s谋ra notlar谋 蓹ld蓹 son yoxdur.

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A 蓹h蓹miyy蓹tli y谋臒谋n son
莽ox B s谋ra sona.

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>> Bel蓹 ki, h蓹tta baxmayaraq ki, siz ola bil蓹r
fikrinizi 眉莽-b蓹rab蓹r

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60% v蓹 buna g枚r蓹 d蓹
Ds v蓹 ya Cs, v蓹 ya kimi,

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bu, h蓹qiq蓹t蓹n s谋ralamaq deyil
reall谋q il蓹.

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茝slind蓹, biz dem蓹k n蓹 biz
m眉dd蓹tin 蓹vv蓹lind蓹 dem蓹k

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CS50 ki, bir 莽ox t蓹l蓹b蓹l蓹r, h蓹m d蓹
Cambridge v蓹 New Haven,

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蓹vv蓹l CS kursu q蓹bul he莽 vaxt.

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V蓹 n蓹 h蓹qiq蓹t蓹n n蓹tic蓹d蓹 m蓹s蓹l蓹
Siz h蓹ft蓹 12 ild蓹 ba艧a harada

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H蓹ft蓹 s谋f谋r 枚z眉n眉z nisb蓹t蓹n.

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陌ndi biz 莽ox var
zaman谋 izler

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Siz az rahat bilir蓹m ki, daha
rahat, bir yerd蓹 aras谋nda.

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And olsun ki, siz almaq zaman
Bu h蓹ft蓹 viktorina statistika,

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x眉susil蓹 d蓹 蓹g蓹r, 蓹g蓹r yol yoxdur
Siz orta 蓹traf谋nda oldu臒unu hiss

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v蓹 ya orta v蓹 ya orta a艧a臒谋da,
x眉susil蓹, 莽眉nki biz m眉tl蓹q deyil

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b眉t眉n bu demoqrafik almaq
hesab ortalar谋nda d枚vr daxil

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grading statistika il蓹.

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>> Ba艧qa s枚zl蓹, biz bilirik
statistik h蓹r il

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ki, az rahat t蓹l蓹b蓹l蓹r,
viktorina bir az pis yoxdur.

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V蓹 t蓹l蓹b蓹l蓹r daha rahat olan
viktorina bir az daha yax艧谋.

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Amma proqram谋 v蓹d ba艧谋na
v蓹 h蓹m莽inin m眉hazir蓹l蓹r ilk h蓹ft蓹sind蓹,

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N蓹z蓹r蓹 ki, b眉t眉n almaq.

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>> H蓹qiq蓹t蓹n, il sonunda,
biz bunu ba艧a n蓹

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aras谋nda b眉t眉n puanlar谋 normalla艧mas谋 edir
b枚lm蓹l蓹r, h蓹m d蓹 Cambridge

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v蓹 indi burada New Haven,
olan n蓹z蓹r蓹 alaraq dem蓹kdir

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disparate 眉slub, disparate
bat谋ql谋q m眉xt蓹lif sort

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艧蓹xsiyy蓹tl蓹r f蓹rdi
Tas burada v蓹 Cambridge var

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Bir deyilik ki,
蓹lveri艧siz h蓹tta 蓹g蓹r yaln谋z

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bir TF v蓹 ya TY idi var n蓹
siz蓹 bir az s蓹rt oldu

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fikrinizi.

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>> Iki, biz hesab rahatl谋臒谋 n蓹z蓹r蓹
s蓹viyy蓹si v蓹 faktiki fon, v蓹 ya olmamas谋

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onlar谋n, alaraq zaman
n蓹z蓹r蓹 viktorina puanlar谋.

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Bel蓹 ki, bu iki factored olunur.

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V蓹 g眉n眉n sonunda,
Bu h蓹mi艧蓹 bel蓹 莽眉nki

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t蓹l蓹b蓹 sona 莽atd谋 ki,
bir az rahat b枚lm蓹sind蓹

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O, h蓹qiq蓹t蓹n m蓹xsus zaman
bir in-aras谋nda v蓹 ya 蓹ksin蓹,

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h蓹r 艧ey bel蓹 deyil
inan谋lmaz f蓹rdil蓹艧dirilmi艧.

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H蓹qiq蓹t蓹n, siz biz蓹 rahats谋z olacaq
蓹c蓹li biz gec var

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Sizin sinifl蓹r t蓹qdim 莽眉nki
Scaz v蓹 Jason v蓹 Andy v蓹 m蓹n,

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v蓹 komanda etmi艧 olacaq
Cambridge s枚z眉n var

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geri e-po莽t y眉zl蓹rl蓹 var v蓹
ir蓹li kurslar谋 y眉z il蓹

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Tas, burada v蓹
Cambridge, onlara xahi艧 n蓹

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onlar t蓹l蓹b蓹l蓹rin b眉t眉n hesab
sinifl蓹r layih蓹si 蓹saslan谋r.

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Var v蓹 h蓹r 艧ey sonra
inan谋lmaz f蓹rdil蓹艧dirilmi艧 edir.

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D蓹r蓹c蓹d蓹 Bel蓹likl蓹, biz siz蓹 bilm蓹k 眉莽眉n
ofis saat, b枚lm蓹, v蓹 daha 莽ox,

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ki, b眉t眉n 莽ox n蓹z蓹r蓹 al谋n谋r.

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>> Bel蓹likl蓹, biz bu be艧 istifad蓹 edirl蓹r, baxmayaraq ki,
point miqyasl谋, 枚z眉n眉z眉 ay谋rmaq edin

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ehtimal ki,
眉莽 h蓹qiq蓹t蓹n 60% -dir.

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Bu, yax艧谋 olmaq dem蓹kdir.

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V蓹 t蓹dris k枚m蓹k莽il蓹ri
m眉dd蓹tli 蓹vv蓹lind蓹 hesablan谋r

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puanlar谋 saxlamaq 眉莽眉n c蓹hd
ikil蓹r v蓹 眉莽-眉莽,

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v蓹 d枚rd ayaq Bel蓹 ki, 眉莽眉nd眉r
h蓹qiq蓹t蓹n inki艧af 眉莽眉n otaq var.

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V蓹 biz, h蓹qiq蓹t蓹n var
bir meyar olan

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biz siz蓹 faydal谋 ver蓹 bil蓹r
nec蓹 edirik kimi feedback

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v蓹 nec蓹 ir蓹lil蓹yir edirik.

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Bel蓹 ki, 眉r蓹k ki, almaq edin.

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>> M蓹n k枚m蓹k ed蓹 bil蓹r h蓹r hans谋 bir sual var
m眉raci蓹t v蓹 ya narahatl谋q I sakitl蓹艧dirm蓹k k枚m蓹k ed蓹 bil蓹r?

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V蓹 ya s枚zl蓹ri m蓹n saxlamaq 眉莽眉n c蓹hd ed蓹 bil蓹rsiniz?

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Yox?

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OLDU.

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>> Oldu.

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Bildirib ki, il蓹 Bel蓹 ki, bu CS50 edir.

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Bu h蓹ft蓹nin ba艧lan臒谋c
burada New Haven alt谋.

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Bir q谋sa il蓹 ba艧las谋n
i艧谋qlar谋 karartma

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Bug眉nk眉 m蓹zmun 眉莽眉n sahne.

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[Video playback]

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[MUSIC PLAYING]

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O bir mesaj g蓹ldi.

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B眉t眉n 枚z bir protokol.

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O, s蓹rin firewall d眉nya g蓹ldi
uncaring mar艧rutla艧d谋r谋c谋lar谋 v蓹 t蓹hl眉k蓹l蓹r q蓹d蓹r pis

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ki, 枚l眉m.

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O, g眉cl眉, s眉r蓹tli o TCP / IP var.

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O 眉nvan谋 var.

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Xalis Warriors.

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>> [END playback]

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DAVID J. MALAN: Yax艧谋.

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Bu CS50 edir.

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Bu h蓹ft蓹 alt谋 ba艧lan臒谋c.

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Bu da g枚z ba艧lan臒谋c
internet v蓹 web proqramla艧d谋rma.

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V蓹 b蓹lk蓹 d蓹 蓹n excitingly,
bu g眉n bizim 眉莽眉n ke莽id olur

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Bizim command line
web C d眉nya

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PHP v蓹 HTML 蓹sas谋nda d眉nya,
v蓹 CSS, v蓹 SQL, v蓹 JavaScript,

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v蓹 莽ox daha 莽ox oldu臒unu 眉f眉qd蓹 edir.

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>> Lakin ilk, bu, bizim diqq蓹t g蓹lib
kampus boyunca g蓹zinti ki, orada

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m眉蓹yy蓹n bir vanna ota臒谋 New burada
Haven Harvard ota臒谋, adl谋

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Burada h蓹yata greyed bir az.

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艦眉bh蓹siz ki, kims蓹 vaxt getdi
v蓹 Harvard otaqda a艧谋nma hesab谋na

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burada ota臒谋.

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Ki 眉莽眉n t蓹艧蓹kk眉r edirik.

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M蓹n bir var dey蓹 bilm蓹r蓹m
h蓹l蓹 Cambridge analoq,

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amma biz bir az layih蓹si var
枚z眉m眉z 眉莽眉n biz geri getm蓹k indi zaman.

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Bel蓹 ki, t蓹艧蓹kk眉r edir蓹m.

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>> Bel蓹 ki, tez geri baxmaq
Ke莽蓹n h蓹ft蓹 off sol harada

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v蓹 harada bu g蓹l蓹n olacaq
probleml蓹ri il蓹 h蓹ft蓹 be艧 se莽in.

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Problem be艧 set bel蓹, siz olacaq
bir imla kontrol眉 yapma h蓹yata etiraz.

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V蓹 bunu, siz olacaq
olduqca b枚y眉k m蓹tn t蓹qdim

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kimi 140,000 陌ngilis dili s枚zl蓹r fayl谋.

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V蓹 q蓹rar etiraz olacaq
bir veri strukturu bar蓹d蓹 sizinl蓹

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Bu s枚zl蓹r b眉t眉n y眉klemek 眉莽眉n ist蓹yir蓹m
yadda艧 v蓹 RAM,

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v蓹 sonra bir ne莽蓹 funksiyalar谋 h蓹yata,
biri yoxlamaq olacaq.

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Bir d蓹lil ke莽蓹rk蓹n vasit蓹si,
bir s枚z, funksiyas谋 莽ek

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Sad蓹c蓹 gedir
, do臒ru v蓹 ya yalan dem蓹k

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bu l眉臒蓹t bir s枚z.

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>> Amma b蓹zi olacaq
dizayn m眉lahiz蓹 v蓹 probleml蓹r

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ki, h蓹yata g蓹ldikd蓹.

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Sad蓹 h蓹yata ke莽irilm蓹sind蓹,
Siz 蓹lb蓹tt蓹 ki, bil蓹r

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bir imla kontrol眉 yapma h蓹yata
蓹sas l眉臒蓹t

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m蓹lumat strukturu hans谋 il蓹?

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Siz yaln谋z bir b眉t眉n saxlamaq 眉莽眉n laz谋md谋r
yadda艧 strings d蓹st蓹?

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N蓹 cavab go var
b蓹lk蓹 h蓹ft蓹 iki olan?

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Auditoriya: Array.

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DAVID J. MALAN: Siz bir s谋ra istifad蓹 ed蓹 bil蓹rsiniz.

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V蓹 b眉t眉n pis deyil.

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Amma m眉tl蓹q bilmir蓹m
bir s谋ra n蓹 q蓹d蓹r b枚y眉k 蓹vv蓹lc蓹d蓹n

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茝g蓹r deyils蓹 siz蓹 laz谋m olacaq
蓹vv蓹lc蓹d蓹n m眉tl蓹q fayl bilirik.

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Bel蓹 ki, siz olacaq
f谋r谋ldaq莽谋l谋q bir az istifad蓹

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malloc kimi, kimi biz istifad蓹 etm蓹y蓹 ba艧lad谋.

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Yoxsa biz m眉raci蓹t ed蓹 bil蓹r
istifad蓹 ed蓹r蓹k ki, narahatl谋q

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n蓹 dig蓹r data structure ki,
marjinal geni艧l蓹ndirilm蓹si olmu艧dur sort

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bir s谋ra haqq谋nda?

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Auditoriya: 茝laq蓹li siyah谋s谋.

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DAVID J. MALAN: a ba臒l谋 Like
siyah谋s谋, biz b蓹zi dinamizm almaq orada.

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Amma bir az daha x蓹rc var.

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Biz saxlamaq g枚st蓹ricil蓹rin蓹 var.

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V蓹 h蓹l蓹 bu kodlu etdik
up, lakin m眉tl蓹q var

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bir az daha m眉r蓹kk蓹bliyi olmaq
yaln谋z kvadrat m枚t蓹riz蓹 istifad蓹 ed蓹r蓹k daha

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00:06:28,473 --> 00:06:30,080
v蓹 bir s谋ra 蓹traf谋nda jumping.

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>> Amma serial谋n 莽al谋艧an zaman,
Bir s枚z 眉莽眉n axtar谋艧 edirsinizs蓹,

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n daxil edil蓹 bil蓹r.

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00:06:34,179 --> 00:06:35,970
Ancaq yen蓹 d蓹, bu, ola bil蓹r,
bir az qeyri-m蓹nas谋z

150
00:06:35,970 --> 00:06:38,734
ki array deyil qurmaq
蓹vv蓹lc蓹d蓹n 枚l莽眉s眉 bilm蓹d蓹n.

151
00:06:38,734 --> 00:06:41,150
A ba臒l谋 siyah谋 olsa da, 蓹g蓹r
yaln谋z strings bir d蓹st蓹 saxlamaq

152
00:06:41,150 --> 00:06:43,300
bir ba臒l谋 siyah谋s谋,
n蓹 yuxar谋 bound var

153
00:06:43,300 --> 00:06:46,920
axtar谋艧 olacaq vaxt 莽al谋艧an
v蓹 ya ki, siyah谋da bir s枚z yoxlamaq?

154
00:06:46,920 --> 00:06:47,700
>> Auditoriya: n.

155
00:06:47,700 --> 00:06:50,575
>> DAVID J. MALAN: B蓹li, n b枚y眉k O v蓹 ya
莽眉nki 蓹n pis halda x蓹tti,

156
00:06:50,575 --> 00:06:52,640
s枚z眉 Z s枚z眉 kimi
sonunda b眉t眉n yolu.

157
00:06:52,640 --> 00:06:55,350
V蓹 莽眉nki bir ba臒l谋 siyah谋,
default o oxlar, 莽眉nki,

158
00:06:55,350 --> 00:06:58,280
bir story ba臒l谋 siyah谋, yaln谋z getm蓹k
Bir istiqam蓹td蓹 dig蓹r,

159
00:06:58,280 --> 00:06:59,590
Siz 蓹traf谋nda jump bilm蓹z.

160
00:06:59,590 --> 00:07:01,160
Siz onlar谋n ham谋s谋 蓹m蓹l etm蓹k laz谋md谋r.

161
00:07:01,160 --> 00:07:05,505
>> Bel蓹 ki, biz, 枚t蓹n h蓹ft蓹nin sonunda t蓹klif
h蓹ft蓹 be艧, daha yax艧谋 yollar var ki,.

162
00:07:05,505 --> 00:07:08,727
V蓹 蓹slind蓹, m眉q蓹dd蓹s grail
h蓹qiq蓹t蓹n daimi vaxt olacaq

163
00:07:08,727 --> 00:07:10,560
qovu艧durma臒谋m谋z ist蓹diyiniz zaman
bir s枚z axtarmaq 眉莽眉n,

164
00:07:10,560 --> 00:07:13,370
as谋l谋 olmayaraq bir ani cavab almaq
nec蓹 bir 莽ox s枚zl蓹ri art谋q

165
00:07:13,370 --> 00:07:14,350
Sizin l眉臒蓹t.

166
00:07:14,350 --> 00:07:17,680
>> Bu bir r蓹ssam谋n icra edir
n蓹 bir hash masa z蓹ng ed蓹 bil蓹r.

167
00:07:17,680 --> 00:07:21,900
V蓹 bir hash table g枚z蓹l n枚v眉d眉r
bir serial谋n amalgam 艧aquli t蓹rtib

168
00:07:21,900 --> 00:07:26,416
Burada yaln谋z sonra bir 莽眉nki v蓹
眉f眉qi burada 莽蓹km蓹k list-- ba臒l谋d谋r.

169
00:07:26,416 --> 00:07:28,790
V蓹 hash table ola bil蓹r
yollar谋 d蓹st蓹l蓹ri h蓹yata ke莽irilir.

170
00:07:28,790 --> 00:07:34,110
D蓹rslik Bu al谋nt谋 olur
Bu insanlar谋n do臒um tarixl蓹ri istifad蓹 etm蓹k

171
00:07:34,110 --> 00:07:38,940
vasit蓹si kimi olan bu h蓹lledici oldu
burada kimins蓹 ad谋n谋 qoymaq 眉莽眉n.

172
00:07:38,940 --> 00:07:41,230
Bel蓹 ki, bu bir l眉臒蓹tdir
Siz adlar谋 olacaq.

173
00:07:41,230 --> 00:07:45,240
V蓹 qaydada qoyulmas谋 s眉r蓹tl蓹ndirm蓹k
Bu data strukturu adlar谋,

174
00:07:45,240 --> 00:07:49,280
Onlar, g枚r眉n眉r, bu insanlar谋n baxmaq
do臒um Ay il蓹 ba臒l谋 aiddir.

175
00:07:49,280 --> 00:07:50,570
>> Bel蓹 ki, 31 1 var.

176
00:07:50,570 --> 00:07:52,910
Fevral unuda
kimi v蓹 k眉nc hallarda.

177
00:07:52,910 --> 00:07:57,050
V蓹 ad g眉n眉 yanvar谋n 蓹g蓹r
1 v蓹 ya 1 fevral, v蓹 ya 1 Dekabr

178
00:07:57,050 --> 00:07:59,890
Siz ba艧a olacaq
ilk z蓹ncir q蓹d蓹r top.

179
00:07:59,890 --> 00:08:02,150
Do臒um tarixi 茝g蓹r
bir ay 25 kimi,

180
00:08:02,150 --> 00:08:04,567
Siz son olacaq
bucket say谋 25.

181
00:08:04,567 --> 00:08:07,400
V蓹 kims蓹 art谋q var, 蓹g蓹r
h蓹min yerl蓹rd蓹 h蓹r hans谋 n蓹

182
00:08:07,400 --> 00:08:10,470
bu ba臒l谋 bunu ba艧lamaq
siyah谋lar谋 onlara birlikd蓹 stitching edir

183
00:08:10,470 --> 00:08:14,320
bir ixtiyari ola bil蓹r ki,
insanlar谋n say谋, v蓹 ya bir 艧ey,

184
00:08:14,320 --> 00:08:15,580
ki, yeri.

185
00:08:15,580 --> 00:08:18,400
>> Bel蓹 ki, bir mix n枚v眉 var
hashing 眉莽眉n daimi vaxt.

186
00:08:18,400 --> 00:08:21,160
V蓹 bir 艧ey dem蓹kdir hash
bir 艧蓹xs kimi giri艧 kimi almaq,

187
00:08:21,160 --> 00:08:25,360
v蓹 ya onun ad谋, v蓹 ya onun do臒um
tarix v蓹 sonra b蓹zi 莽谋x谋艧 q蓹rar

188
00:08:25,360 --> 00:08:29,780
baxaraq kimi, 蓹sas谋nda onlar谋n
ad g眉n眉 v蓹 31 bir tipi.

189
00:08:29,780 --> 00:08:31,900
>> Bel蓹likl蓹 siz ola bil蓹r
x蓹tti vaxt bir az,

190
00:08:31,900 --> 00:08:34,429
lakin 蓹slind蓹, v蓹 kimi
Problemin halda, be艧 set

191
00:08:34,429 --> 00:08:36,220
biz olmaq fikrind蓹 deyilik
P i艧 be艧 m眉蓹yy蓹n

192
00:08:36,220 --> 00:08:40,059
asimptotik 莽al谋艧an haqq谋nda 莽ox
vaxt, n蓹z蓹ri yava艧l谋q kimi

193
00:08:40,059 --> 00:08:41,809
olan bir alqoritm run bil蓹r.

194
00:08:41,809 --> 00:08:44,330
Biz qay臒谋 olacaq
saniy蓹 faktiki say谋

195
00:08:44,330 --> 00:08:47,350
v蓹 yadda艧 faktiki m蓹bl蓹臒i,
yadda艧 bayt faktiki say谋

196
00:08:47,350 --> 00:08:48,140
Siz istifad蓹 edirik.

197
00:08:48,140 --> 00:08:52,710
Bel蓹 ki, s蓹mimi, b枚y眉k bir olan
kimi bir milyon insan z蓹nciri

198
00:08:52,710 --> 00:08:56,710
Siz axtar谋艧 edirsinizs蓹 olduqca l蓹n蓹tl蓹m蓹k yava艧
枚l莽眉s眉 milyon siyah谋s谋nda ad谋.

199
00:08:56,710 --> 00:08:59,830
>> Amma n蓹 b枚lm蓹k 蓹g蓹r
31 hiss蓹y蓹 ki siyah谋s谋 up?

200
00:08:59,830 --> 00:09:04,400
Ki, 1/31 axtar谋艧
super uzun siyah谋s谋, 蓹slind蓹,

201
00:09:04,400 --> 00:09:05,741
蓹lb蓹tt蓹 daha s眉r蓹tli olacaq.

202
00:09:05,741 --> 00:09:07,240
Asimptotik, eyni 艧ey.

203
00:09:07,240 --> 00:09:08,860
Siz yaln谋z ay谋r谋c谋 edirik
daimi amil.

204
00:09:08,860 --> 00:09:10,651
V蓹 biz geri
o 艧eyi atmaq.

205
00:09:10,651 --> 00:09:13,486
Amma 蓹slind蓹, gedir
31 d蓹f蓹 daha s眉r蓹tli olmaq.

206
00:09:13,486 --> 00:09:16,110
V蓹 biz olacaq n蓹 var
P leverage ba艧lamaq be艧 se莽in.

207
00:09:16,110 --> 00:09:18,750
>> Bel蓹 ki, P, 莽ox da be艧 m眉蓹yy蓹n
Siz hesab t蓹klif

208
00:09:18,750 --> 00:09:21,810
bir az daha inki艧af etmi艧
data structure bir trie 莽a臒谋r谋b.

209
00:09:21,810 --> 00:09:24,420
V蓹 bir trie yaln谋z bir deyil
data strukturu kimi a臒ac.

210
00:09:24,420 --> 00:09:26,672
Lakin 蓹v蓹zin蓹 olan
az dair蓹l蓹r v蓹 ya d眉zbucaql谋

211
00:09:26,672 --> 00:09:28,380
biz r蓹sm saxlamaq kimi
qov艧aqlar谋n谋n 眉莽眉n, h蓹qiq蓹t蓹n,

212
00:09:28,380 --> 00:09:30,840
onun qov艧aqlar谋n谋n 眉莽眉n b眉t眉n Diziler var.

213
00:09:30,840 --> 00:09:33,430
Bu olsa bir
baxmaq 眉莽眉n burada m眉c蓹rr蓹d bit,

214
00:09:33,430 --> 00:09:35,450
P set gedi艧 Zamyla
size yol ed蓹c蓹k vasit蓹sil蓹

215
00:09:35,450 --> 00:09:37,580
Bu daha 蓹trafl谋 vasit蓹sil蓹.

216
00:09:37,580 --> 00:09:39,980
Bu data strukturu
ki, daha 莽ox a臒谋lla

217
00:09:39,980 --> 00:09:44,130
h蓹r node bir s谋ra olan ola bil蓹r
Z v蓹 ya s谋f谋r vasit蓹sil蓹 枚l莽眉s眉 26, A

218
00:09:44,130 --> 00:09:45,320
25 vasit蓹sil蓹.

219
00:09:45,320 --> 00:09:49,260
V蓹 bir 艧蓹xs daxil etm蓹k ist蓹diyiniz zaman
Bu data strukturu ad谋 v蓹 ya tapmaq

220
00:09:49,260 --> 00:09:53,990
ona v蓹 ya onun, siz, 蓹g蓹r n蓹
ad谋, Maxwell, M-A-X-W-E-L-L kimi

221
00:09:53,990 --> 00:09:57,900
Siz ilk siz, sonra M. baxmaq v蓹
m眉vafiq M yeri jump

222
00:09:57,900 --> 00:09:59,100
ilk array.

223
00:09:59,100 --> 00:10:02,400
Daha sonra, A ilk jump
n枚vb蓹ti s谋ra yeri,

224
00:10:02,400 --> 00:10:03,610
oxlar a艧a臒谋dak谋.

225
00:10:03,610 --> 00:10:08,300
Sonra X, sonra W, sonra E, sonra L, sonra
L, v蓹 sonra b蓹lk蓹 b蓹zi x眉susi end

226
00:10:08,300 --> 00:10:11,850
xarakteri, b蓹zi sentinel
ki, bir s枚z burada dayan谋r deyir.

227
00:10:11,850 --> 00:10:14,780
>> V蓹 艧eyl蓹rdir v蓹 haqq谋nda g枚z蓹l n蓹 var
burada N蓹z蓹r蓹 ki 艧蓹kil saxlamaq,

228
00:10:14,780 --> 00:10:16,797
nec蓹 k蓹narlar谋 qeyd
h蓹r array off k蓹silir.

229
00:10:16,797 --> 00:10:19,630
Y蓹ni yaln谋z bu 艧ey olard谋, 莽眉nki
baxmaq k眉tl蓹vi v蓹 d蓹h艧蓹tli ola

230
00:10:19,630 --> 00:10:20,338
ekranda.

231
00:10:20,338 --> 00:10:21,820
Bel蓹 ki, excerpted oldu.

232
00:10:21,820 --> 00:10:25,920
Bu yana艧ma haqq谋nda n蓹 g枚z蓹l
var, 蓹g蓹r bir milyon adlar谋 art谋q

233
00:10:25,920 --> 00:10:30,890
Bu data strukturu, n蓹 q蓹d蓹r 莽ox add谋mlar
Bu Maxwell daxil m蓹n蓹 laz谋md谋r?

234
00:10:30,890 --> 00:10:36,450
Yeddi-ish kimi M-A-X-W-E-L-L--
add谋mlar daxil v蓹 ya Maxwell 眉莽眉n baxmaq.

235
00:10:36,450 --> 00:10:39,320
>> Bir trilyon var d眉艧眉n蓹k
Bu data strukturunda adlar谋.

236
00:10:39,320 --> 00:10:41,900
Ne莽蓹 add谋mlar g枚r眉r
M蓹n蓹 Maxwell axtarmaq 眉莽眉n?

237
00:10:41,900 --> 00:10:43,450
M-A-X-- h蓹l蓹 yeddi.

238
00:10:43,450 --> 00:10:45,770
>> V蓹 orada yat谋r
daimi vaxt qondarma.

239
00:10:45,770 --> 00:10:47,960
Biz s枚zl蓹ri g眉man 蓹g蓹r
蓹lb蓹tt蓹 h蓹ms蓹rh蓹ddir olunur

240
00:10:47,960 --> 00:10:52,150
20 simvol v蓹 ya 46 simvol,
v蓹 ya 蓹sasl谋 ki莽ik tam,

241
00:10:52,150 --> 00:10:53,790
o s蓹m蓹r蓹li daimi var.

242
00:10:53,790 --> 00:10:57,790
V蓹 bel蓹 durub v蓹 axtar谋艧
bir trie super s眉r蓹tli edir.

243
00:10:57,790 --> 00:10:59,540
茝lb蓹tt蓹 ki, biz he莽 vaxt
Pulsuz 眉莽眉n bir 艧ey almaq.

244
00:10:59,540 --> 00:11:02,740
V蓹 h蓹tta y蓹qin ki, sizin olsa
P getdi deyil, h蓹l蓹 be艧 set

245
00:11:02,740 --> 00:11:06,596
n蓹 qiym蓹t biz y蓹qin ki, 枚d蓹yirik
m眉drik ki, daha s蓹m蓹r蓹liliyinin vaxt almaq?

246
00:11:06,596 --> 00:11:07,470
>> Auditoriya: Yadda艧.

247
00:11:07,470 --> 00:11:08,390
>> DAVID J. MALAN: Yadda艧, sa臒?

248
00:11:08,390 --> 00:11:10,240
M蓹n biz t蓹rtib etdik, dem蓹k
Burada b眉t眉n 艧蓹kil.

249
00:11:10,240 --> 00:11:12,823
D蓹rslik Bu al谋nt谋
Diziler b眉t眉n c蓹lb etm蓹yib.

250
00:11:12,823 --> 00:11:16,687
Orada yadda艧 miqdar谋 v蓹 yaln谋z
istifad蓹 edilmir null g枚st蓹ricil蓹r.

251
00:11:16,687 --> 00:11:17,520
Bel蓹 ki, bir ticar蓹t off var.

252
00:11:17,520 --> 00:11:21,050
V蓹 P siz蓹 qalmaq laz谋md谋r be艧 m眉蓹yy蓹n
Siz getm蓹k ist蓹diyiniz yol haqq谋nda q蓹rar q蓹bul etm蓹k.

253
00:11:21,050 --> 00:11:24,460
>> Bir kimi hashing 陌ndi bu ideya,
k蓹nara, h蓹qiq蓹t蓹n super yay谋l谋b.

254
00:11:24,460 --> 00:11:27,980
Bel蓹 ki, olduqca, d蓹y蓹ri vasit蓹l蓹ri hash
sad蓹c蓹, giri艧 kimi bir 艧ey etm蓹k

255
00:11:27,980 --> 00:11:29,220
v蓹 莽谋x谋艧 istehsal edir.

256
00:11:29,220 --> 00:11:31,270
Bel蓹 ki, bir hash funksiyas谋 yaln谋z bir alqoritm edir.

257
00:11:31,270 --> 00:11:34,990
>> V蓹 眉mumiyy蓹tl蓹, bir hash funksiyalar谋 m蓹qs蓹di
h蓹yat giri艧 kimi bir 艧ey almaq 眉莽眉n

258
00:11:34,990 --> 00:11:39,655
v蓹 kimi 莽谋x谋艧 kimi bir s谋ra istehsal
say谋 Z vasit蓹sil蓹 31 v蓹 ya A vasit蓹sil蓹 bir,

259
00:11:39,655 --> 00:11:40,960
25 s谋f谋r.

260
00:11:40,960 --> 00:11:44,250
Bel蓹 ki, kompleks 莽谋x谋艧 edir
v蓹 bir 艧ey a艧a臒谋 shrinks

261
00:11:44,250 --> 00:11:46,310
ki, bir az daha 莽ox
faydal谋 v蓹 idar蓹.

262
00:11:46,310 --> 00:11:49,250
>> V蓹 bel蓹 莽谋x谋r
bir 莽ox m蓹艧hur funksiyas谋

263
00:11:49,250 --> 00:11:51,160
t蓹hl眉k蓹sizlik d眉nya ki,
v蓹 insan d眉nyan谋n

264
00:11:51,160 --> 00:11:53,060
il istifad蓹 edilmi艧dir SHA1 adlan谋r.

265
00:11:53,060 --> 00:11:56,260
Bu riyazi olduqca x眉lya deyil
mahiyy蓹tc蓹 ki, yoxdur formula.

266
00:11:56,260 --> 00:11:58,870
>> Siz, h蓹qiq蓹t蓹n, b枚y眉k almaq
adet s谋f谋r v蓹 y谋臒谋n ones--

267
00:11:58,870 --> 00:12:01,530
ki, bir MB ola bil蓹r
uzun bir gigabyte long--

268
00:12:01,530 --> 00:12:05,930
v蓹 bu a艧a臒谋 shrinks
Yaln谋z bir ne莽蓹 bit, bir ne莽蓹 bit,

269
00:12:05,930 --> 00:12:09,082
ki, bir s谋ra kimi var
Z. vasit蓹sil蓹 31 il蓹 bir v蓹 ya A

270
00:12:09,082 --> 00:12:11,540
Amma 蓹slind蓹, bir az var
yaln谋z A Z. vasit蓹sil蓹 daha b枚y眉k

271
00:12:11,540 --> 00:12:16,640
>> T蓹蓹ss眉f ki, zirve etdiyiniz n蓹
Kims蓹 playfully SHAppening adl谋

272
00:12:16,640 --> 00:12:19,840
vasit蓹si d眉nya haqq谋nda
y蓹qin ki, bir ne莽蓹 ay sona

273
00:12:19,840 --> 00:12:22,617
vaxt, t蓹dqiqat莽谋lar, 莽眉nki
yaln谋z bu 枚t蓹n h蓹ft蓹,

274
00:12:22,617 --> 00:12:25,700
hesabat 蓹ksin蓹 ki, n蓹艧r
n蓹 t蓹hl眉k蓹sizlik t蓹dqiqat莽谋lar fikir

275
00:12:25,700 --> 00:12:29,810
bir m眉dd蓹t, sad蓹c蓹
haqq谋nda s蓹rf, bu n蓹 idi

276
00:12:29,810 --> 00:12:33,420
M蓹n $ 175,000-- idi
pul bir 莽ox,

277
00:12:33,420 --> 00:12:36,540
lakin uzaq k蓹narda
x眉susil蓹 pis pis u艧aqlar,

278
00:12:36,540 --> 00:12:41,560
v蓹 ya x眉susil蓹 pis countries-- $ 175,000
siz icar蓹y蓹 server bir 莽ox ala bil蓹r

279
00:12:41,560 --> 00:12:42,690
bulud yer.

280
00:12:42,690 --> 00:12:44,619
V蓹 biz geri g蓹lm蓹k laz谋md谋r
uzun 蓹vv蓹l bulud.

281
00:12:44,619 --> 00:12:47,410
Amma bu yaln谋z server icar蓹 dem蓹kdir
Microsoft server kimi kosmik,

282
00:12:47,410 --> 00:12:50,285
v蓹 ya Google, v蓹 ya Amazon, v蓹 ya
Siz d蓹qiq蓹 il蓹 枚d蓹yirl蓹r bil蓹rsiniz kimi

283
00:12:50,285 --> 00:12:51,670
ba艧qas谋n谋n komp眉ter istifad蓹 etm蓹k.

284
00:12:51,670 --> 00:12:54,250
>> Siz 枚d蓹y蓹 bil蓹r, 蓹g蓹r bu 莽谋x谋r
onlar谋n komp眉ter borc ba艧qas谋

285
00:12:54,250 --> 00:12:56,730
Siz yazd谋q v蓹 run kodu
bu v蓹 olduqca x眉lya istifad蓹

286
00:12:56,730 --> 00:13:01,580
riyaziyyat, siz r蓹q蓹m mahiyy蓹tc蓹 bil蓹rsiniz
kimins蓹 hash funksiyas谋 nec蓹

287
00:13:01,580 --> 00:13:05,320
i艧 v蓹 onun 莽谋x谋艧 verilmi艧,
giri艧 n蓹 m眉h蓹ndis geri.

288
00:13:05,320 --> 00:13:08,590
V蓹 bug眉nk眉 m蓹qs蓹dl蓹ri 眉莽眉n,
bu pis, dem蓹k kifay蓹tdir.

289
00:13:08,590 --> 00:13:12,540
SHA1 v蓹 hash funksiyalar谋 脟眉nki
kimi bu super 莽ox var

290
00:13:12,540 --> 00:13:17,050
t蓹hl眉k蓹sizlik applications istifad蓹,
web 艧ifrelenmi艧 蓹laq蓹l蓹ri,

291
00:13:17,050 --> 00:13:21,890
bank 蓹m蓹liyyatlar谋, mobil 艧ifreleme
mobil telefonlar, v蓹 kimi.

292
00:13:21,890 --> 00:13:24,880
V蓹 bel蓹 ki, he莽 bir zaman kims蓹
geri bir yol tap谋r

293
00:13:24,880 --> 00:13:28,510
bu texnologiyalar谋n bir m眉h蓹ndis
v蓹 ya pozmaq, pis 艧eyl蓹r ola bil蓹r.

294
00:13:28,510 --> 00:13:30,300
>> 陌ndi d眉nya art谋q bu bilirdi.

295
00:13:30,300 --> 00:13:31,310
Bu yax谋n idi.

296
00:13:31,310 --> 00:13:34,670
V蓹 d眉nya ild蓹n
SHA1 olan SHA256 k枚莽眉r眉l眉b,

297
00:13:34,670 --> 00:13:37,320
olan yaln谋z bir x眉lya yoldur
onlar daha b枚y眉k bit istifad蓹 etdi.

298
00:13:37,320 --> 00:13:40,570
V蓹 蓹slind蓹, h蓹tta CS50 枚z
veb ke莽蓹n il t蓹kmill蓹艧dirilmi艧 to--

299
00:13:40,570 --> 00:13:43,290
Biz b眉t眉n bu 莽ox 眉z ki,
t蓹hdid PDF almaq 眉莽眉n 莽al谋艧谋r谋q

300
00:13:43,290 --> 00:13:46,520
v蓹 whatnot-- lakin CS50 veb
b枚y眉k hash funksiyas谋 istifad蓹

301
00:13:46,520 --> 00:13:47,980
Hans谋 t蓹hl眉k蓹siz olacaq dem蓹kdir.

302
00:13:47,980 --> 00:13:50,020
Sizin PDF Bel蓹 ki, b眉t眉n
t蓹hl眉k蓹siz, lakin

303
00:13:50,020 --> 00:13:52,880
m眉tl蓹q pul v蓹 ya bir 艧ey
x眉susil蓹 枚z蓹l v蓹 ya 艧蓹xsi

304
00:13:52,880 --> 00:13:53,380
istifad蓹 etm蓹k.

305
00:13:53,380 --> 00:13:56,550
Siz ets蓹niz Sp URL kontrol
b蓹zi 蓹lav蓹 detallar谋 kimi.

306
00:13:56,550 --> 00:13:59,840
>> Bel蓹 ki, problem be艧 set
h蓹qiq蓹t蓹n 眉f眉qd蓹.

307
00:13:59,840 --> 00:14:01,560
Quiz bu g蓹l蓹n 莽蓹r艧蓹nb蓹 edir.

308
00:14:01,560 --> 00:14:04,479
Lakin ofis istifad蓹 etm蓹k yoxdur
saat, gec蓹 v蓹 sabah, h蓹m d蓹.

309
00:14:04,479 --> 00:14:07,770
V蓹 h蓹m莽inin, ofis saat istifad蓹 etm蓹k
sa臒 sonra, m枚vcud 蓹g蓹r.

310
00:14:07,770 --> 00:14:11,550
hey蓹t v蓹 m蓹n 蓹traf谋nda qalmaq v蓹 ed蓹c蓹yik
ax艧am 蓹lav蓹 daha 莽ox t蓹sad眉fi Q & A.

311
00:14:11,550 --> 00:14:16,610
V蓹 m蓹n蓹 g眉cl眉 burada 眉莽眉n qeyd ed蓹k
New Haven-- burada bizl蓹r

312
00:14:16,610 --> 00:14:19,360
bel蓹 ki, tamamil蓹 h蓹r Scaz nin var
莽谋x谋艧谋nda, 蓹min蓹m, hiss

313
00:14:19,360 --> 00:14:21,140
bir da臒a m眉bariz蓹 bir az kimi.

314
00:14:21,140 --> 00:14:24,627
V蓹 n眉fuzuna, 蓹g蓹r
art谋q 枚yr蓹ndim ya e艧itm蓹mi艧蓹m

315
00:14:24,627 --> 00:14:27,710
Harvard b蓹zi dostlar, bilir蓹m
burada yeni institusional yadda艧 var.

316
00:14:27,710 --> 00:14:30,790
P n枚v be艧 n枚v m眉蓹yy蓹n
CS50 a臒谋r olma臒a 莽al谋艧谋r,

317
00:14:30,790 --> 00:14:32,590
v蓹 ya 蓹n 莽蓹tin
蓹n t蓹l蓹b蓹l蓹r 眉莽眉n.

318
00:14:32,590 --> 00:14:37,180
>> Amma n蓹 o dem蓹kdir ki, biz ist蓹yirik ki,
dem蓹k olar ki, bu t蓹p蓹nin 眉st.

319
00:14:37,180 --> 00:14:38,270
M蓹n, h蓹qiq蓹t蓹n, bu dem蓹k.

320
00:14:38,270 --> 00:14:40,728
Bu, 蓹n 莽蓹tin, lakin
bu da 蓹n t蓹ltif var

321
00:14:40,728 --> 00:14:43,560
ki, 蓹n f蓹rqli h蓹r ba艧qa
giri艧 informatika

322
00:14:43,560 --> 00:14:47,980
Biz bilirik AB艦-da, 蓹lb蓹tt蓹 ki,
蓹n 艧agirdl蓹r蓹 intro bitirm蓹k deyil

323
00:14:47,980 --> 00:14:51,400
茝lb蓹tt蓹 art谋q icra ed蓹r蓹k
a臒ac, v蓹 莽al谋艧谋r kimi 艧eyl蓹r,

324
00:14:51,400 --> 00:14:52,880
v蓹 hash masalar, v蓹 s.

325
00:14:52,880 --> 00:14:54,770
>> V蓹 m蓹n 眉mid edir蓹m ki, v蓹 n蓹
Biz ist蓹yirik ki, 眉mid edir蓹m

326
00:14:54,770 --> 00:14:57,280
b枚y眉k hissi var
m蓹mnuniyy蓹ti h蓹tta

327
00:14:57,280 --> 00:15:00,760
蓹g蓹r h蓹ft蓹 v蓹 ya iki olan vasit蓹sil蓹
ki, m蓹mnuniyy蓹t almaq

328
00:15:00,760 --> 00:15:02,490
bu kimi bir az hiss etmir.

329
00:15:02,490 --> 00:15:05,250
Amma m蓹n蓹 sakitl蓹艧dirm蓹k bildirin, biz
yaln谋z sol d枚rd P d蓹sti var.

330
00:15:05,250 --> 00:15:07,380
Bel蓹 ki, 眉st sort yan谋nda deyil.

331
00:15:07,380 --> 00:15:12,370
>> Bunun Dig蓹r t蓹r蓹fd蓹n, biz蓹 etibar,
yaln谋z t蓹p蓹l蓹r v蓹 bulud yayma oldu.

332
00:15:12,370 --> 00:15:16,000
V蓹 biz bala, dey蓹c蓹kl蓹r
dig蓹r t蓹r蓹fd蓹n var.

333
00:15:16,000 --> 00:15:18,340
Bel蓹 ki, yaln谋z asmaq laz谋md谋r
bir az art谋q.

334
00:15:18,340 --> 00:15:22,050
D眉艧眉n眉r蓹m ki, biz ke莽id ba艧lamaq h蓹qiq蓹t蓹n kimi, dem蓹k
web proqramla艧d谋rma d眉nyas谋na,

335
00:15:22,050 --> 00:15:26,060
Siz h蓹r 艧eyi become-- ki, tapa bil蓹rsiniz
Bu, h蓹qiq蓹t蓹n, 莽ekici edir.

336
00:15:26,060 --> 00:15:29,680

337
00:15:29,680 --> 00:15:33,490
OK, biz sonra bu URL g枚nd蓹rm蓹k laz谋md谋r.

338
00:15:33,490 --> 00:15:36,140
Siz d蓹, biz ist蓹yirik ki, tapa bil蓹rsiniz
bir yayla nail sort

339
00:15:36,140 --> 00:15:38,150
burada h蓹r 艧ey
H蓹qiq蓹t蓹n d蓹, inki艧af etmi艧

340
00:15:38,150 --> 00:15:40,170
v蓹 莽蓹tin
dizayn, ancaq deyilik

341
00:15:40,170 --> 00:15:42,590
Biz kimi hiss gedir
蓹b蓹di bu t蓹p蓹y蓹 gedir.

342
00:15:42,590 --> 00:15:44,390
Bel蓹 ki, b蓹zi rahatl谋q.

343
00:15:44,390 --> 00:15:47,409
>> Bel蓹 ki, daha ADO olmadan, ba艧lan臒谋c olsun
bu bazar ke莽id etm蓹k

344
00:15:47,409 --> 00:15:49,950
d眉nyas谋na d枚vr
web, v蓹 h蓹qiq蓹t蓹n d眉nya

345
00:15:49,950 --> 00:15:51,420
olan ham谋m谋z daha tan谋艧d谋r.

346
00:15:51,420 --> 00:15:53,753
Biz internet cihazlar谋 var
cibimizd蓹, bizim s谋ralar谋nda,

347
00:15:53,753 --> 00:15:55,127
Bizim sirt, v蓹 kimi.

348
00:15:55,127 --> 00:15:56,210
Bu nec蓹 i艧 b眉t眉n yoxdur?

349
00:15:56,210 --> 00:15:59,077
V蓹 nec蓹 yaz谋l谋 ba艧laya bil蓹rsiniz
super gizli deyil code

350
00:15:59,077 --> 00:16:01,910
v蓹 b蓹zi yan谋b-s枚n蓹n m蓹tn tez da
Sizin dost v蓹 ya ail蓹 he莽 biri

351
00:16:01,910 --> 00:16:04,659
茝g蓹r qar艧谋l谋ql谋 ist蓹diyiniz gedir
, lakin bir 艧ey il蓹 qoya bil蓹r

352
00:16:04,659 --> 00:16:06,660
onlar谋n telefonlar, v蓹 ya
onlar谋n web browser,

353
00:16:06,660 --> 00:16:09,010
ya h蓹r hans谋 bir cihazlar
onlar qar艧谋l谋ql谋.

354
00:16:09,010 --> 00:16:10,430
>> Bel蓹 ki, burada kimins蓹 ev.

355
00:16:10,430 --> 00:16:14,040
Bu ev daxilind蓹 bir ne莽蓹 edir
noutbuk, k枚hn蓹 m蓹kt蓹b masa 眉st眉 bir ne莽蓹

356
00:16:14,040 --> 00:16:17,470
komp眉ter, bir 艧ey adl谋
ortada router v蓹 ya hub,

357
00:16:17,470 --> 00:16:20,310
v蓹 sonra b蓹zi n枚v
kabel modem v蓹 ya DSL modem.

358
00:16:20,310 --> 00:16:24,560
V蓹 sonra internet 眉mumiyy蓹tl蓹, yoxdur
g枚y bir bulud up kimi t蓹rtib.

359
00:16:24,560 --> 00:16:29,230
>> Bel蓹 ki, bu 艧蓹kil olsa
ci il tarixli bir az sort,

360
00:16:29,230 --> 00:16:32,604
蓹lb蓹tt蓹 n蓹 蓹n g枚sterir
Siz y蓹qin ki, sizin evl蓹rind蓹 var

361
00:16:32,604 --> 00:16:35,520
v蓹 ya s蓹m蓹r蓹li n蓹 b眉t眉n var
yurt otaqlar, v蓹 ya m蓹nzill蓹rd蓹,

362
00:16:35,520 --> 00:16:36,480
v蓹 ya kimi.

363
00:16:36,480 --> 00:16:40,010
>> Bel蓹 ki, n蓹 h蓹qiq蓹t蓹n zaman gedir
Bu g眉n internet istifad蓹 眉莽眉n c蓹hd?

364
00:16:40,010 --> 00:16:42,010
Bel蓹 ki, h蓹r bir komp眉ter
internet, bu 莽谋x谋r

365
00:16:42,010 --> 00:16:46,860
benzersiz bir 眉nvan olmal谋d谋r,
莽ox biz kimi real d眉nya ehtiyac

366
00:16:46,860 --> 00:16:52,050
51 Prospect kimi po莽t 眉nvan谋,
Street, New Haven, Connecticut, v蓹 ya 33

367
00:16:52,050 --> 00:16:54,170
Oxford Street, Cambridge, Massachusetts.

368
00:16:54,170 --> 00:16:58,520
Bel蓹 ki, internet komp眉terl蓹r laz谋md谋r
benzersiz 枚zl蓹rini m眉raci蓹t yolu.

369
00:16:58,520 --> 00:17:01,180
>> Ki, ki, zaman bir komp眉ter
ba艧qa dan谋艧maq ist蓹yir,

370
00:17:01,180 --> 00:17:04,525
bu bir mesaj g枚nd蓹r蓹 bil蓹rsiniz v蓹
kim蓹 alan m蓹lumat

371
00:17:04,525 --> 00:17:05,900
Bu cavab geri g枚nd蓹rm蓹k laz谋md谋r.

372
00:17:05,900 --> 00:17:07,900
Bel蓹 ki, yaln谋z sort edir
intuitiv m蓹nada b蓹lk蓹

373
00:17:07,900 --> 00:17:09,980
h蓹r 艧ey var ki,
bir n枚v 眉nvan谋.

374
00:17:09,980 --> 00:17:11,240
>> Amma nec蓹 bir 眉nvan al谋ram?

375
00:17:11,240 --> 00:17:13,589
Yax艧谋, siz burada almaq
kampus, v蓹 ya ev蓹 getm蓹k

376
00:17:13,589 --> 00:17:15,760
v蓹 yand谋rmaq sizin
laptop v蓹 ya masa 眉st眉 komp眉ter,

377
00:17:15,760 --> 00:17:17,770
v蓹 ya onu yerl蓹艧dirin
v蓹 ya, Wi-Fi qo艧ulmaq

378
00:17:17,770 --> 00:17:19,569
Bu 莽谋x谋r ki,
x眉susi server var

379
00:17:19,569 --> 00:17:22,089
蓹n 艧蓹b蓹k蓹l蓹rd蓹 bir DHCP server 莽a臒谋r谋b.

380
00:17:22,089 --> 00:17:23,880
H蓹qiq蓹t蓹n etm蓹z
bu dayan谋r n蓹,

381
00:17:23,880 --> 00:17:26,660
lakin bu dinamik host konfiqurasiya
yaln谋z protokol,

382
00:17:26,660 --> 00:17:29,760
dey蓹r蓹k bir x眉lya yolu, bu
ya Yale bir komp眉ter,

383
00:17:29,760 --> 00:17:32,600
Harvard var, v蓹 ya Comcast v蓹 ya
, var, v蓹 ya Verizon var

384
00:17:32,600 --> 00:17:35,100
v蓹 ya 艧irk蓹t var
kimin m蓹qs蓹di h蓹yat,

385
00:17:35,100 --> 00:17:38,810
Bu e艧id蓹n zaman kims蓹 yeni 蓹lav蓹
艧蓹b蓹k蓹, burada dem蓹k deyil,

386
00:17:38,810 --> 00:17:40,010
bu 眉nvan谋 istifad蓹 edin.

387
00:17:40,010 --> 00:17:42,790
>> Bel蓹 ki, biz insanlar yoxdur
Bizim komp眉ter daxil a臒谋r kodu

388
00:17:42,790 --> 00:17:44,040
Bizim unikal 眉nvan谋 n蓹.

389
00:17:44,040 --> 00:17:47,070
Biz yaln谋z a莽maq, onu yand谋rmaq
qapaq v蓹 el蓹 bu server

390
00:17:47,070 --> 00:17:52,210
Yerli 艧蓹b蓹k蓹 yaln谋z ki, m蓹n蓹 deyir
M蓹nim 脺nvan: 51 Prospect Street, v蓹 ya 33

391
00:17:52,210 --> 00:17:53,940
Oxford Street, v蓹 ya kimi.

392
00:17:53,940 --> 00:17:56,000
>> 陌ndi niyy蓹tind蓹 deyil
ki, bel蓹 verbose olun.

393
00:17:56,000 --> 00:18:00,210
茝ksin蓹 n蓹 almaq 眉莽眉n gedir蓹m bir
r蓹q蓹mli 眉nvan bir IP 眉nvan谋 莽a臒谋r谋b.

394
00:18:00,210 --> 00:18:01,960
IP internet protokolu dem蓹kdir.

395
00:18:01,960 --> 00:18:06,025
V蓹 odds, sizin h蓹yat bu zaman var
Siz y蓹qin ki, e艧itdim v蓹 ya IP s枚z g枚r眉ld眉

396
00:18:06,025 --> 00:18:08,140
v蓹 ya 眉mumiyy蓹tl蓹 b蓹lk蓹 蓹traf谋nda at谋lan.

397
00:18:08,140 --> 00:18:10,720
Amma 蓹slind蓹, bu, olduqca
d眉z ir蓹li bir 艧ey.

398
00:18:10,720 --> 00:18:13,610
>> IP 眉nvan谋, yaln谋z bir deyil
dotted decimal say谋,

399
00:18:13,610 --> 00:18:17,150
dem蓹kdir bir 艧ey dot var
bir 艧ey bir 艧ey dot bir 艧ey n枚qt蓹.

400
00:18:17,150 --> 00:18:21,980
V蓹 o somethings h蓹r olur
0 v蓹 255 aras谋nda bir s谋ra olacaq.

401
00:18:21,980 --> 00:18:26,710
>> Bel蓹 ki, CS50 be艧 plus h蓹ft蓹, 蓹g蓹r 蓹saslan谋r
bu r蓹q蓹ml蓹r 0 255 h蓹r 眉莽眉nd眉r,

402
00:18:26,710 --> 00:18:28,713
ne莽蓹 bit her
bu say谋 蓹lam蓹tl蓹ri?

403
00:18:28,713 --> 00:18:29,420
>> Auditoriya: Eight.

404
00:18:29,420 --> 00:18:30,100
>> DAVID J. MALAN: Bu s蓹kkiz olmaq var.

405
00:18:30,100 --> 00:18:31,933
Bel蓹 ki, c蓹mi ne莽蓹
IP 眉nvan谋 bit?

406
00:18:31,933 --> 00:18:32,710
Auditoriya: 32.

407
00:18:32,710 --> 00:18:33,820
>> DAVID J. MALAN: Bel蓹 ki, 32.

408
00:18:33,820 --> 00:18:35,830
8 plus 8 plus 8 plus 8 32.

409
00:18:35,830 --> 00:18:38,767
Ne莽蓹 眉mumi IP 眉nvanlar
D眉nyada ola bil蓹r?

410
00:18:38,767 --> 00:18:39,600
Auditoriya: 4 milyard.

411
00:18:39,600 --> 00:18:42,410
DAVID J. MALAN: Bel蓹 ki, t蓹xmin蓹n d枚rd
milyard 32 g眉c 2 莽眉nki.

412
00:18:42,410 --> 00:18:44,410
茝g蓹r siz bilm蓹zsiniz sort
Sizin N蓹z蓹r蓹 ki grok,

413
00:18:44,410 --> 00:18:47,470
yaln谋z bilirik 32-bit d蓹y蓹rl蓹r ki,
4 milyard kimi b枚y眉k ola bil蓹r

414
00:18:47,470 --> 00:18:49,140
b眉t眉n m眉sb蓹t d蓹y蓹rl蓹r varsa.

415
00:18:49,140 --> 00:18:52,500
O dem蓹kdir ki 4 milyard var
d眉nya m眉mk眉nd眉r IP 眉nvanlar谋.

416
00:18:52,500 --> 00:18:55,090
>> V蓹 g眉lm蓹li hekay蓹, biz g枚zl蓹yirik
onlar谋n h蓹yata 莽al谋艧an.

417
00:18:55,090 --> 00:18:59,720
V蓹 蓹slind蓹 bu b枚y眉k bir problem var
d眉nya da bu problem g蓹l蓹n g枚rd眉m,

418
00:18:59,720 --> 00:19:03,639
lakin m眉tl蓹q cavab verm蓹yib
Bu m眉mk眉n olan 蓹n s眉r蓹tli 艧蓹kild蓹.

419
00:19:03,639 --> 00:19:05,680
And olsun ki, bir d蓹f蓹 var
CS50 ba艧a v蓹 ba艧lad谋

420
00:19:05,680 --> 00:19:06,950
da diqq蓹t
tech d眉nya, siz laz谋md谋r

421
00:19:06,950 --> 00:19:08,520
Bu 莽ox 莽ox tematik g枚r眉r眉k.

422
00:19:08,520 --> 00:19:12,260
>> M蓹s蓹l蓹n, biz, h蓹qiq蓹t蓹n, getm蓹k 蓹g蓹r
Hal-haz谋rda k枚hn蓹 m蓹kt蓹b, Y2K.

423
00:19:12,260 --> 00:19:13,570
Bu, h蓹qiq蓹t蓹n bir s眉rpriz deyil.

424
00:19:13,570 --> 00:19:15,700
H蓹r k蓹s bilirdi Like
1000 il ki,

425
00:19:15,700 --> 00:19:20,250
min il 蓹rzind蓹 daha 莽ox was-- ki
ki, n蓹tic蓹d蓹 ba艧 ver蓹c蓹k.

426
00:19:20,250 --> 00:19:23,295
V蓹 h蓹l蓹, biz buna cavab
son anda 莽ox.

427
00:19:23,295 --> 00:19:24,420
V蓹 yenid蓹n ba艧.

428
00:19:24,420 --> 00:19:26,740
Bel蓹 ki, bu g眉n biz IP version 4 haqq谋nda dan谋艧maq laz谋md谋r.

429
00:19:26,740 --> 00:19:29,250
Amma bilirik ki, d眉nya
n蓹hay蓹t 蓹ld蓹 edir

430
00:19:29,250 --> 00:19:31,590
蓹traf谋nda y眉kseltmek 眉莽眉n
IPv6 deyil蓹n bir 艧ey,

431
00:19:31,590 --> 00:19:34,540
olan 蓹v蓹zin蓹 32-bit
眉nvanlar谋, uses-- h蓹r k蓹s

432
00:19:34,540 --> 00:19:36,443
Bir tahmin ne莽蓹 bit etm蓹k ist蓹yirsiniz?

433
00:19:36,443 --> 00:19:37,310
>> Auditoriya: 64?

434
00:19:37,310 --> 00:19:38,380
>> DAVID J. MALAN: Yax艧谋 tahmin, lakin he莽.

435
00:19:38,380 --> 00:19:39,975
Biz n蓹hay蓹t 莽al谋艧d谋臒谋n谋z
ir蓹lisind蓹 almaq.

436
00:19:39,975 --> 00:19:40,558
>> Auditoriya: 128.

437
00:19:40,558 --> 00:19:43,490
DAVID J. MALAN: 128, hans谋
bir freaking b枚y眉k bir say谋

438
00:19:43,490 --> 00:19:46,250
IP 眉nvanlar, 莽眉nki
ki, d蓹f蓹 2 d蓹f蓹 2 kimi

439
00:19:46,250 --> 00:19:49,620
d蓹f蓹 2, bir 莽ox d蓹f蓹
4 milyard q蓹d蓹r ikil蓹r.

440
00:19:49,620 --> 00:19:50,530
>> Maraql谋 蓹g蓹r.

441
00:19:50,530 --> 00:19:54,110
脟谋x谋r v蓹 m蓹n yaln谋z bu googled
Yale komp眉ter yazaraq bu tapmaq 眉莽眉n,

442
00:19:54,110 --> 00:19:58,910
burada Yale il蓹 ba艧lamaq edirl蓹r
bu n枚mr蓹l蓹ri 130,132 dot bir 艧ey,

443
00:19:58,910 --> 00:20:00,669
v蓹 128,36 艧ey n枚qt蓹.

444
00:20:00,669 --> 00:20:02,710
Amma 蓹lb蓹tt蓹 ki, var
board 眉zr蓹 istisnalar

445
00:20:02,710 --> 00:20:05,334
n蓹 艧枚b蓹si as谋l谋 olaraq
bina v蓹 kampus siz etdiyiniz.

446
00:20:05,334 --> 00:20:09,310
Harvard 眉莽眉n 莽al谋艧谋r
140,247 v蓹 ya 128,103.

447
00:20:09,310 --> 00:20:11,530
V蓹 眉mumiyy蓹tl蓹 bu
faydas谋z m蓹lumat

448
00:20:11,530 --> 00:20:13,260
ancaq indi g枚r蓹 bil蓹rsiniz bir 艧ey var.

449
00:20:13,260 --> 00:20:15,593
茝g蓹r 蓹traf谋nda poking ba艧lamaq zaman
Sizin komp眉ter ayarlar谋,

450
00:20:15,593 --> 00:20:18,540
bu qeyd etm蓹k ba艧laya bil蓹r
uzun 蓹vv蓹l n眉mun蓹l蓹ri n枚vl蓹ri.

451
00:20:18,540 --> 00:20:23,470
>> Evd蓹 etdiyiniz v蓹 zaman bir var
Apple AirPort v蓹 ya Linksys cihaz,

452
00:20:23,470 --> 00:20:26,560
v蓹 ya D-Link, v蓹 ya h蓹r hans谋 bu
valideynl蓹r v蓹 ya bac谋 y眉kl眉

453
00:20:26,560 --> 00:20:28,890
ev, yax艧谋
n蓹 y蓹qin ki,

454
00:20:28,890 --> 00:20:30,800
艦蓹xsi IP 眉nvan adl谋 budur.

455
00:20:30,800 --> 00:20:34,850
V蓹 bu h蓹qiq蓹t蓹n bir idi
g枚z蓹l, m眉v蓹qq蓹ti h蓹ll

456
00:20:34,850 --> 00:20:38,050
莽al谋艧an problemin蓹
IP 眉nvanlar q谋sa.

457
00:20:38,050 --> 00:20:40,382
>> V蓹 siz n蓹 ed蓹 bil蓹r
ev 艧蓹b蓹k蓹l蓹ri, typically--

458
00:20:40,382 --> 00:20:42,340
v蓹 s蓹mimi, h蓹tta Yale
v蓹 Harvard ba艧lay谋r

459
00:20:42,340 --> 00:20:46,840
m眉xt蓹lif areas-- bunu siz蓹 deyil
komp眉ter b眉t眉n d蓹st蓹 ver蓹 bil蓹r

460
00:20:46,840 --> 00:20:50,360
Siz qoymaq kimi bir IP 眉nvan bel蓹 uzun
onlar谋n qar艧谋s谋nda x眉susi cihaz,

461
00:20:50,360 --> 00:20:52,410
bir 艧ey router adl谋,
v蓹 ya adland谋rmaq olar

462
00:20:52,410 --> 00:20:54,060
Bir proxy v蓹 ya dig蓹r 艧eyl蓹r h蓹r hans谋 bir say谋.

463
00:20:54,060 --> 00:20:56,710
Amma m眉蓹yy蓹n bir cihaz
ki, bir IP 眉nvan谋 var.

464
00:20:56,710 --> 00:20:59,450
V蓹 sonra arxas谋nda
Cihaz, binan谋n 蓹rzind蓹

465
00:20:59,450 --> 00:21:03,030
bir ev v蓹 ya m蓹nzil daxilind蓹 ola bil蓹r
komp眉ter h蓹r hans谋 bir say谋, b眉t眉n olan

466
00:21:03,030 --> 00:21:06,460
ba艧lamaq bir IP 眉nvan谋
Burada bu r蓹q蓹m biri il蓹.

467
00:21:06,460 --> 00:21:08,590
V蓹 komp眉ter kimi bel蓹 uzun
莽evirm蓹k 眉莽眉n nec蓹 bilir

468
00:21:08,590 --> 00:21:10,900
ictimai 眉nvan
艦蓹xsi 眉nvan,

469
00:21:10,900 --> 00:21:13,340
g枚zl蓹nildiyi kimi h蓹r 艧ey i艧 s谋ralayabilirsiniz.

470
00:21:13,340 --> 00:21:17,290
>> Amma bu converse ki, 蓹g蓹r
evd蓹 etdiyiniz v蓹 bir qarda艧谋 var,

471
00:21:17,290 --> 00:21:19,650
v蓹 siz d蓹 var
B蓹zi web sayt谋na gir蓹,

472
00:21:19,650 --> 00:21:23,520
bu var ki, 蓹g蓹r veb bilmir
ya qarda艧 veb s蓹hif蓹sin蓹 ziyaret,

473
00:21:23,520 --> 00:21:26,780
Siz eyni g枚r眉n眉r, 莽眉nki
艧蓹xs sizin data b眉t眉n 莽眉nki

474
00:21:26,780 --> 00:21:30,050
ki, router ke莽ir
v蓹 ya m蓹rk蓹z n枚qt蓹si.

475
00:21:30,050 --> 00:21:32,220
>> Lakin bu a艧a臒谋 s蓹viyy蓹d蓹 蓹trafl谋 kifay蓹tdir.

476
00:21:32,220 --> 00:21:37,770
Nin nec蓹 IP 眉nvanlar n蓹z蓹r salaq
b蓹z蓹n media b蓹lk蓹 g蓹lib

477
00:21:37,770 --> 00:21:41,370
v蓹 biz m蓹hv ba艧laya bil蓹rsiniz nec蓹
Sizin 眉莽眉n s蓹mimi, daha g枚st蓹rir.

478
00:21:41,370 --> 00:21:45,010
Biz dim bil蓹r
bir ne莽蓹 saniy蓹 眉莽眉n i艧谋qlar谋.

479
00:21:45,010 --> 00:21:46,550
>> [Video playback]

480
00:21:46,550 --> 00:21:49,310
>> -Bu BE脺 4 眉nvan谋, bir 32-bit var.

481
00:21:49,310 --> 00:21:50,650
>> -IP ES internet--

482
00:21:50,650 --> 00:21:52,800
>> -脰z蓹l 艦蓹b蓹k蓹,
Tamia x眉susi 艧蓹b蓹k蓹.

483
00:21:52,800 --> 00:22:05,670

484
00:22:05,670 --> 00:22:08,145
O, bel蓹 g枚z蓹l.

485
00:22:08,145 --> 00:22:09,630
Charlie on-g蓹lir.

486
00:22:09,630 --> 00:22:11,750
DAVID J. MALAN: Bu
bir g眉zg眉 IP 眉nvan谋.

487
00:22:11,750 --> 00:22:15,093
O, biz蓹 izl蓹m蓹k imkan var olan
o real vaxt bunu.

488
00:22:15,093 --> 00:22:16,285
>> [END playback]

489
00:22:16,285 --> 00:22:17,130
>> DAVID J. MALAN: OK.

490
00:22:17,130 --> 00:22:18,480
Bu bir ne莽蓹 probleml蓹ri.

491
00:22:18,480 --> 00:22:22,740
Bel蓹 bir, biz n蓹 arad谋臒谋n谋z
burada ekranda

492
00:22:22,740 --> 00:22:25,290
bir kodu yaz谋lm谋艧d谋r
Objective-C adl谋 dil,

493
00:22:25,290 --> 00:22:28,020
olan varisi n枚v眉d眉r
Biz edirik C dili.

494
00:22:28,020 --> 00:22:30,150
Bu, tamamil蓹 he莽 bir 艧ey yoxdur
proqramla艧d谋rma il蓹.

495
00:22:30,150 --> 00:22:32,399
茝slind蓹, 蓹n yax艧谋 kimi dey蓹 bil蓹r蓹m,
bu bir r蓹sm proqram

496
00:22:32,399 --> 00:22:38,360
Kims蓹 nazil ki,
internet birt蓹h蓹r crayons c蓹lb.

497
00:22:38,360 --> 00:22:43,660
>> Y蓹qin ki, daha az egregious ki
v蓹 ya etibars谋z bu IP 眉nvan,?

498
00:22:43,660 --> 00:22:44,520
>> Auditoriya: Invalid.

499
00:22:44,520 --> 00:22:48,479
>> DAVID J. MALAN: Yanl谋艧 莽眉nki 275
, 蓹lb蓹tt蓹, 0 aras谋nda v蓹 255 edir.

500
00:22:48,479 --> 00:22:51,770
Bu da, 莽眉nki baxmayaraq y蓹qin ki, OK
Siz crazy insanlar谋n d蓹st蓹 ist蓹mir蓹m

501
00:22:51,770 --> 00:22:54,790
TV duraklatarak kimi olan onlar谋n
TiVos v蓹 sonra g枚rm蓹k 眉莽眉n IP ziyar蓹t

502
00:22:54,790 --> 00:22:56,290
h蓹qiq蓹t蓹n var bir 艧ey varsa.

503
00:22:56,290 --> 00:22:58,200
Bir az daha az egregious var ki.

504
00:22:58,200 --> 00:23:00,990
Amma 莽ox oldu臒unu d蓹rk
sort ham谋m谋z 蓹traf谋nda.

505
00:23:00,990 --> 00:23:04,980
>> Bel蓹 ki, 蓹lb蓹tt蓹, he莽 birimiz he莽
h蓹qiq蓹t蓹n r蓹q蓹mli 眉nvanlar谋n谋 yaz谋n

506
00:23:04,980 --> 00:23:06,410
Bizim taray谋c谋lar daxil.

507
00:23:06,410 --> 00:23:09,580
Bu pis bir 艧ey c眉r olard谋
Google, Google ziyar蓹t 蓹g蓹r,

508
00:23:09,580 --> 00:23:15,060
Siz 123.46.57.89 getm蓹k idi.

509
00:23:15,060 --> 00:23:17,007
V蓹 b眉t眉n d眉nya idi
ki, yaln谋z unutmay谋n.

510
00:23:17,007 --> 00:23:19,090
V蓹 s蓹mimi, biz n枚v var
蓹vv蓹l bu m蓹s蓹l蓹ni g枚r眉ld眉.

511
00:23:19,090 --> 00:23:24,130
Geri g眉n insanlar n蓹 zaman
, mobil telefonlar v蓹 蓹laq蓹 siyah谋lar谋 var

512
00:23:24,130 --> 00:23:27,640
v蓹 艧irk蓹tl蓹r faktiki olaraq, h蓹qiq蓹t蓹n -i
M蓹n 艧irk蓹tl蓹r h蓹l蓹 800 var dan谋艧arlar

513
00:23:27,640 --> 00:23:30,600
n枚mr蓹l蓹ri v蓹 like-- ancaq
眉mumiyy蓹tl蓹 reklam n枚mr蓹l蓹ri g枚rm蓹k

514
00:23:30,600 --> 00:23:36,480
kimi, C-O-L-L-E-C-T 1-800-toplamaq.
, He莽 kim h蓹qiq蓹t蓹n xat谋rlay谋ram bil蓹r, 莽眉nki

515
00:23:36,480 --> 00:23:39,754
bir avtobusda reklam g枚r蓹n zaman
v蓹 ya billboard, n蓹 kims蓹 say谋,

516
00:23:39,754 --> 00:23:42,420
lakin onlar daha y眉ks蓹k il蓹, y蓹qin ki, ed蓹 bil蓹rsiniz
ehtimal谋 bir s枚z xat谋rlay谋ram.

517
00:23:42,420 --> 00:23:44,530
>> Bel蓹 ki, biz eyni q蓹bul
D眉nyada sisteminin c眉r

518
00:23:44,530 --> 00:23:48,290
internet bir var qovu艧durma臒谋m谋z
Domain Name System biz insanlar ed蓹 bil蓹rsiniz, bel蓹 ki,

519
00:23:48,290 --> 00:23:52,340
yaz谋n google.com, facebook.com,
yale.edu, harvard.edu,

520
00:23:52,340 --> 00:23:56,140
v蓹 komp眉ter r蓹q蓹m imkan
n蓹 m眉vafiq IP h蓹yata

521
00:23:56,140 --> 00:23:58,480
脺nvan bir ad 眉莽眉n.

522
00:23:58,480 --> 00:24:01,620
>> V蓹 yol bunu
real d眉nya, ki, $ 10 bir il

523
00:24:01,620 --> 00:24:05,900
b蓹lk蓹 $ 50 bir il, bir domain ala bil蓹r
ad谋, v蓹 ya, h蓹qiq蓹t蓹n, bir domen ad谋 icar蓹y蓹.

524
00:24:05,900 --> 00:24:09,860
V蓹 sonra 枚d蓹nilm蓹si oldu臒unuz kim
ki, domen ad谋 icar蓹y蓹,

525
00:24:09,860 --> 00:24:14,069
Siz d眉nyan谋n kim onlara
Sizin IP 眉nvan谋 n蓹 oldu臒unu bilir.

526
00:24:14,069 --> 00:24:16,360
V蓹 biz bu daxil deyil
枚z蓹llikl蓹ri, lakin bir 莽ox

527
00:24:16,360 --> 00:24:18,750
final 眉莽眉n, ist蓹diyiniz bil蓹r
layih蓹l蓹r, h蓹qiq蓹t蓹n qeydiyyatdan

528
00:24:18,750 --> 00:24:22,120
枚z web hosting 眉莽眉n
艦irk蓹t, ya pulsuz

529
00:24:22,120 --> 00:24:23,500
v蓹 ya ayda bir ne莽蓹 dollar 眉莽眉n.

530
00:24:23,500 --> 00:24:26,100
茝g蓹r b蓹zil蓹ri 眉莽眉n, almaq ist蓹yir蓹m bil蓹r
bir ne莽蓹 dollar, 枚z domen ad谋,

531
00:24:26,100 --> 00:24:28,900
yaln谋z 蓹yl蓹nc蓹 眉莽眉n v蓹 ya bir i艧 ba艧lamaq 眉莽眉n
艧蓹xsi site v蓹 ya kimi v蓹 ya.

532
00:24:28,900 --> 00:24:30,880
>> V蓹 b眉t眉n h蓹yata
ki, n蓹tic蓹d蓹 ed蓹c蓹k

533
00:24:30,880 --> 00:24:35,260
d眉nya izah sizin 眉莽眉n a艧a臒谋 qaynatmaq
Sizin server IP 眉nvan谋 n蓹.

534
00:24:35,260 --> 00:24:37,740
V蓹 sonra bu DNS
server, h蓹qiq蓹t蓹n, qay臒谋

535
00:24:37,740 --> 00:24:39,910
d眉nyan谋n qalan m蓹lumat.

536
00:24:39,910 --> 00:24:41,830
Bel蓹 ki, b眉t眉n bir DNS server
daxili, q谋sa, var

537
00:24:41,830 --> 00:24:44,780
onun yadda艧 kimi deyil
Google tablo ekvivalent

538
00:24:44,780 --> 00:24:49,420
v蓹 ya Excel elektron tablo 蓹n az谋
adlar谋 var biri iki s眉tun,

539
00:24:49,420 --> 00:24:52,100
, harvard.edu kimi
yale.edu v蓹 google.com.

540
00:24:52,100 --> 00:24:55,870
V蓹 dig蓹r s眉tun var
IP 眉nvan谋 v蓹 ya IP m眉vafiq

541
00:24:55,870 --> 00:24:56,382
眉nvanlar谋.

542
00:24:56,382 --> 00:24:57,590
V蓹 biz, h蓹qiq蓹t蓹n, bu bil蓹rsiniz.

543
00:24:57,590 --> 00:24:59,881
M蓹nim Mac t蓹rtib v蓹 siz bel蓹
Windows komp眉ter bunu

544
00:24:59,881 --> 00:25:04,330
well-- kimi bir terminal p蓹nc蓹r蓹 a莽maq 蓹g蓹r
Burada olduqca CD50 IDE kimi,

545
00:25:04,330 --> 00:25:08,190
蓹n komp眉ter adl谋 komanda
nslookup ad谋 server axtarmaq.

546
00:25:08,190 --> 00:25:12,380
V蓹 m蓹n bir 艧ey yaz谋n 蓹g蓹r kimi
yale.edu v蓹 Enter n蓹

547
00:25:12,380 --> 00:25:19,250
M蓹nim 艧蓹b蓹k蓹 kimi 蓹m蓹kda艧l谋q, 蓹g蓹r m蓹n g枚r眉rs眉n眉z
Bu sinif 蓹vv蓹l 莽ox testl蓹r etdi

548
00:25:19,250 --> 00:25:24,584
began-- nin google.com c蓹hd ed蓹k.

549
00:25:24,584 --> 00:25:26,390
茝lb蓹tt蓹, indi he莽 bir 艧ey 莽al谋艧谋r.

550
00:25:26,390 --> 00:25:27,190
Bu 蓹lad谋r.

551
00:25:27,190 --> 00:25:30,660
B眉t眉n h眉quqlar, bir an 眉莽眉n yan谋nday谋z.

552
00:25:30,660 --> 00:25:32,100
nslookup google.com.

553
00:25:32,100 --> 00:25:35,570

554
00:25:35,570 --> 00:25:38,660
>> Yax艧谋, 蓹g蓹r g枚r蓹k
faktiki internet-- no.

555
00:25:38,660 --> 00:25:39,700
Bu n蓹 var.

556
00:25:39,700 --> 00:25:43,090
P蓹rv蓹rdigara, b眉t眉n h眉ququ.

557
00:25:43,090 --> 00:25:45,490
Wi-Fi q谋rd谋.

558
00:25:45,490 --> 00:25:47,410
>> Hey, m蓹nim IP 眉nvan n蓹 bilm蓹k ist蓹yirsiniz?

559
00:25:47,410 --> 00:25:49,722
Oldu.

560
00:25:49,722 --> 00:25:50,820
YaleSecure.

561
00:25:50,820 --> 00:25:53,330
Bu giderme nec蓹
komp眉ter alim kimi 艧eyl蓹r.

562
00:25:53,330 --> 00:25:54,617
Biz off Wi-Fi a莽谋n.

563
00:25:54,617 --> 00:25:57,480

564
00:25:57,480 --> 00:25:59,450
OLDU.

565
00:25:59,450 --> 00:26:02,610
>> V蓹 h蓹qiq蓹t蓹n, Scaz, siz d眉艧眉n眉r
t蓹hl眉k蓹siz biri bizi giri艧?

566
00:26:02,610 --> 00:26:06,246
茝ks halda daha testl蓹r t蓹艧蓹kk眉r edir蓹m OK are--
Siz Yale-- v蓹 ya pozmaq 眉莽眉n.

567
00:26:06,246 --> 00:26:07,370
M蓹n YaleSecure getm蓹k ist蓹yir蓹m.

568
00:26:07,370 --> 00:26:09,880

569
00:26:09,880 --> 00:26:11,870
Oh, v蓹 b蓹lk蓹 biz OK olacaq.

570
00:26:11,870 --> 00:26:12,686
B蓹lk蓹 biz geri ist蓹yirik.

571
00:26:12,686 --> 00:26:16,810

572
00:26:16,810 --> 00:26:19,733
V蓹 bir komp眉ter, nec蓹
alim komp眉ter d眉zeltmek.

573
00:26:19,733 --> 00:26:22,000
[Alq谋艧]

574
00:26:22,000 --> 00:26:23,220
Oldu.

575
00:26:23,220 --> 00:26:27,160
M蓹n bu 蓹rzind蓹 oldu臒u
terminal p蓹nc蓹r蓹 deyil蓹n,

576
00:26:27,160 --> 00:26:32,270
M蓹n NSLookup 蓹g蓹r
yale.edu, orada biz gedin.

577
00:26:32,270 --> 00:26:38,350
Bel蓹likl蓹, m蓹n IP 眉nvan ilk geri almaq
M蓹nim laptop istifad蓹 DNS server.

578
00:26:38,350 --> 00:26:41,610
Bel蓹 ki, bir DHCP server 蓹lav蓹 ki,
biz bir an 蓹vv蓹l izah izah etdi

579
00:26:41,610 --> 00:26:44,720
m蓹nim laptop n蓹 m蓹nim IP
眉nvan, ki, DHCP server

580
00:26:44,720 --> 00:26:46,860
d蓹 istifad蓹 etm蓹k 眉莽眉n n蓹 DNS server m蓹n蓹 deyir.

581
00:26:46,860 --> 00:26:48,860
茝ks halda m蓹n olard谋
枚z眉n眉z bu yaz谋n.

582
00:26:48,860 --> 00:26:50,359
>> Amma ki, b眉t眉n maraql谋 deyil.

583
00:26:50,359 --> 00:26:54,310
M蓹n qay臒谋 bu ki,
Y蓹qin Yale sayt谋n谋n IP 眉nvan谋.

584
00:26:54,310 --> 00:26:55,470
Bel蓹 ki, 蓹slind蓹, bu c蓹hd ed蓹k.

585
00:26:55,470 --> 00:27:02,710
M蓹n蓹 bir browser daxil qalxmaq v蓹 gidelim
http: //, v蓹 sonra h蓹min IP 眉nvan,

586
00:27:02,710 --> 00:27:04,220
v蓹 Enter d眉ym蓹sini bas谋n.

587
00:27:04,220 --> 00:27:06,700
V蓹 biz蓹 bildirin.

588
00:27:06,700 --> 00:27:09,587
Ki, nec蓹 ba艧qa siz deyil
Yale nin saytlar谋 ziyar蓹t.

589
00:27:09,587 --> 00:27:10,920
陌ndi b眉t眉n yaddaqalan deyil.

590
00:27:10,920 --> 00:27:12,220
Kimi, pre-Frosh
y蓹qin ki, niyy蓹tind蓹 deyil

591
00:27:12,220 --> 00:27:15,310
bu 眉nvan yadda
蓹g蓹r ziyar蓹t etdikd蓹n sonra orada ziyar蓹t bildirib.

592
00:27:15,310 --> 00:27:16,580
Lakin bu i艧 g枚r眉n眉r etmir.

593
00:27:16,580 --> 00:27:21,179
V蓹 bel蓹 DNS h蓹qiq蓹t蓹n yaln谋z 眉莽眉n imkan verir
daha 莽ox insan dost 眉nvanlar谋 var.

594
00:27:21,179 --> 00:27:23,220
Lakin onlar m眉tl蓹q deyil
Yaln谋z bir cavab verir.

595
00:27:23,220 --> 00:27:25,640
>> 茝slind蓹, zaman etdiyiniz
h蓹qiq蓹t蓹n b枚y眉k texnologiya 艧irk蓹ti,

596
00:27:25,640 --> 00:27:27,620
Siz y蓹qin ki, ist蓹yir蓹m
server 莽ox var.

597
00:27:27,620 --> 00:27:29,027
V蓹 h蓹tta bu yanl谋艧d谋r.

598
00:27:29,027 --> 00:27:31,110
Bel蓹 ki, Yale y蓹qin deyil
Yaln谋z bir web server var.

599
00:27:31,110 --> 00:27:34,150
Google, y蓹qin ki, yoxdur
yaln谋z 10 v蓹 ya web server.

600
00:27:34,150 --> 00:27:36,960
Google, x眉susil蓹, y蓹qin ki,
web server minl蓹rl蓹 var

601
00:27:36,960 --> 00:27:40,030
cavab ver蓹 bil蓹r D眉nyada
bizim kimi insanlar m眉raci蓹tl蓹rin蓹.

602
00:27:40,030 --> 00:27:43,870
>> Amma onlar da adl谋 texnologiya istifad蓹
load balancing, uzun hekay蓹 q谋sa,

603
00:27:43,870 --> 00:27:48,810
D眉nyada yaln谋z bir ne莽蓹 cihazlar var
daha 莽ox server aras谋nda y眉k yay谋l谋r.

604
00:27:48,810 --> 00:27:52,320
Bel蓹 ki, bu c眉r bir h枚r眉m莽蓹k web 蓹g蓹r kimi
Siz sor臒u dispet莽er ed蓹c蓹k.

605
00:27:52,320 --> 00:27:54,380
Amma indi, b眉t眉n var
Bu g眉n 眉莽眉n maraql谋

606
00:27:54,380 --> 00:27:56,870
bir domen ad谋 ki,
google.com h蓹tta bil蓹rsiniz kimi

607
00:27:56,870 --> 00:28:00,100
ki, kimi 莽ox IP 眉nvanlar谋 var.

608
00:28:00,100 --> 00:28:04,610
>> Amma nec蓹 data b眉t眉n h蓹qiq蓹t蓹n yoxdur
geri v蓹 ir蓹li, sonra sonunda almaq?

609
00:28:04,610 --> 00:28:08,320
B蓹li, bu var ki, 莽谋x谋r
艧eyi internet mar艧rutla艧d谋r谋c谋lar谋 莽a臒谋r谋b.

610
00:28:08,320 --> 00:28:10,980
V蓹 bir router n蓹
Bildiyiniz d蓹r蓹c蓹d蓹?

611
00:28:10,980 --> 00:28:13,730
M蓹n s枚z bir ne莽蓹 istifad蓹 etdiyiniz
bir ev kontekstind蓹 d蓹f蓹,

612
00:28:13,730 --> 00:28:17,155
lakin sad蓹 bax谋m谋ndan,
bir router n蓹 edir?

613
00:28:17,155 --> 00:28:18,780
M蓹n蓹 onun ad谋 蓹sas谋nda yaln谋z bir tahmin verm蓹k?

614
00:28:18,780 --> 00:28:20,082
>> Auditoriya: Bel蓹 ki, bir yol v蓹 ya yol?

615
00:28:20,082 --> 00:28:21,790
DAVID J. MALAN: Bel蓹 ki,
bir yol v蓹 ya bir yol var.

616
00:28:21,790 --> 00:28:23,980
Bel蓹 ki, bir mar艧rutu yol
v蓹 ya yol, tamamil蓹.

617
00:28:23,980 --> 00:28:27,000
V蓹 bir router, bel蓹 bir cihaz
h蓹qiq蓹t蓹n mar艧rutlar谋 m蓹lumat

618
00:28:27,000 --> 00:28:29,690
bal A v蓹 B. aras谋nda m蓹lumat h蓹r蓹k蓹t olard谋

619
00:28:29,690 --> 00:28:31,920
>> V蓹 bel蓹 fact-- v蓹
Bu, b蓹lk蓹 d蓹 zaman

620
00:28:31,920 --> 00:28:34,510
mar艧rutla艧d谋r谋c谋lar谋 Google t蓹svirl蓹rl蓹
d眉nya, b眉t眉n almaq

621
00:28:34,510 --> 00:28:35,900
cheesy marketing diaqramlar谋 var.

622
00:28:35,900 --> 00:28:38,550
V蓹 bu 蓹n sort
M蓹n tapa bil蓹rsiniz n眉may蓹nd蓹si bir

623
00:28:38,550 --> 00:28:39,841
ki, yum艧aq maraql谋 baxd谋.

624
00:28:39,841 --> 00:28:44,170
Bu n枚qt蓹l蓹r v蓹 ya 眉mid glimmers h蓹r
d眉nyan谋n bir router t蓹msil edir.

625
00:28:44,170 --> 00:28:47,210
V蓹 onlar谋n h蓹r bir x蓹tti var
b蓹zi dig蓹r router aras谋nda.

626
00:28:47,210 --> 00:28:49,090
>> H蓹qiq蓹t蓹n, 莽眉nki
Minl蓹rl蓹 y蓹qin ki, var

627
00:28:49,090 --> 00:28:52,560
蓹traf谋nda mar艧rutla艧d谋r谋c谋lar谋 milyonlarla
d眉nya olan b蓹zi evl蓹rd蓹 var

628
00:28:52,560 --> 00:28:56,070
v蓹 bizim kamp眉ste, lakin bir 莽ox
b枚y眉k 艧irk蓹tl蓹r m蓹xsus olan

629
00:28:56,070 --> 00:29:00,250
v蓹 qar艧谋l谋ql谋 ki, 蓹g蓹r m蓹n
Yale burada b蓹zi data g枚nd蓹rm蓹k ist蓹yir蓹m

630
00:29:00,250 --> 00:29:04,430
Cambridge geri ev, Yale y蓹qin ki,
蓹lb蓹tt蓹, bir kabel yoxdur

631
00:29:04,430 --> 00:29:05,650
Harvard birba艧a gedir.

632
00:29:05,650 --> 00:29:07,399
V蓹 Yale yoxdur
ged蓹n bir kabel

633
00:29:07,399 --> 00:29:10,010
M陌T, v蓹 ya Stanford, v蓹 ya
Berkeley, v蓹 ya Google,

634
00:29:10,010 --> 00:29:11,820
v蓹 ya istiqam蓹tl蓹r蓹 h蓹r hans谋 bir say谋.

635
00:29:11,820 --> 00:29:14,760
>> 茝ksin蓹, Yale v蓹 Harvard, v蓹
internet h蓹r k蓹s

636
00:29:14,760 --> 00:29:17,610
bir v蓹 ya daha mar艧rutla艧d谋r谋c谋lar谋 yoxdur
b蓹lk蓹, ona ba臒l谋

637
00:29:17,610 --> 00:29:18,810
kampus periferiyas谋nda.

638
00:29:18,810 --> 00:29:21,690
M蓹nim data ist蓹yir zaman, bel蓹 ki,
Yale nin kampus t蓹rk etm蓹k,

639
00:29:21,690 --> 00:29:24,770
Bu, ki, yax谋n router gedir
Bu n枚qt蓹l蓹r bir t蓹svir kimi.

640
00:29:24,770 --> 00:29:27,940
V蓹 olub sonra router r蓹q蓹ml蓹r
bu 艧蓹kild蓹, v蓹 ya bu 艧蓹kild蓹 g枚nd蓹rm蓹k 眉莽眉n,

641
00:29:27,940 --> 00:29:33,440
v蓹 ya bu yol v蓹 ya bu 艧蓹kild蓹 蓹sasl谋
onun yadda艧谋nda bir masa,

642
00:29:33,440 --> 00:29:36,870
ba艧qa Excel fayl谋 v蓹 ya Google
elektron tablo ki, bir s眉tun

643
00:29:36,870 --> 00:29:41,315
Sizin IP 眉nvan谋 ba艧lay谋r 蓹g蓹r deyir
bir n枚mr蓹li il蓹, bu yol getm蓹k.

644
00:29:41,315 --> 00:29:43,690
Sizin IP 眉nvan谋 il蓹 ba艧lay谋r
bir s谋ra iki yol getm蓹k.

645
00:29:43,690 --> 00:29:47,040
V蓹 bel蓹 ki, onu q谋ra bil蓹r
router g枚nd蓹rilm蓹si 眉莽眉n sayca

646
00:29:47,040 --> 00:29:49,040
data h蓹r hans谋 yolla.

647
00:29:49,040 --> 00:29:51,419
>> V蓹 biz n枚v, el蓹c蓹 d蓹 bu ed蓹 bil蓹rsiniz.

648
00:29:51,419 --> 00:29:54,210
Bu terminal daxil davam ed蓹k
p蓹nc蓹r蓹 yenid蓹n v蓹 m蓹n蓹 ir蓹li getm蓹k imkan

649
00:29:54,210 --> 00:30:00,700
v蓹 mar艧rut iz,
nin, www.mit.edu dey蓹k,

650
00:30:00,700 --> 00:30:02,970
olan bir ne莽蓹 y眉z mil uzaql谋qda.

651
00:30:02,970 --> 00:30:04,500
Bu, h蓹qiq蓹t蓹n l蓹n蓹tl蓹m蓹k s眉r蓹tli idi.

652
00:30:04,500 --> 00:30:06,290
>> Bel蓹 ki, yaln谋z n蓹 oldu?

653
00:30:06,290 --> 00:30:10,360
Yaln谋z yeddi add谋mlar, bel蓹 ki, v蓹
yaln谋z d枚rd ms,

654
00:30:10,360 --> 00:30:14,660
M蓹n internet 眉z蓹rind蓹n m蓹lumat g枚nd蓹rdi
burada Yale olan M陌T.

655
00:30:14,660 --> 00:30:18,240
Bu sat谋r h蓹r bil蓹rsiniz
b蓹lk蓹 indi n蓹 t蓹msil tahmin?

656
00:30:18,240 --> 00:30:19,060
>> Auditoriya: A router.

657
00:30:19,060 --> 00:30:20,101
>> DAVID J. MALAN: A router.

658
00:30:20,101 --> 00:30:24,090
Var kimi 艦眉bh蓹siz ki, g枚r眉n眉r
yeddi v蓹 ya bel蓹 mar艧rutla艧d谋r谋c谋lar谋,

659
00:30:24,090 --> 00:30:29,350
M蓹n蓹 aras谋nda v蓹 ya alt谋 mar艧rutla艧d谋r谋c谋lar谋
fiziki burada Yale h眉quq m蓹kt蓹b

660
00:30:29,350 --> 00:30:31,612
v蓹 M陌T-in veb orada.

661
00:30:31,612 --> 00:30:34,570
V蓹 biz bu glean bil蓹r
kimi Bu a艧a臒谋dak谋 v蓹 m蓹n蓹 onu t蓹mizl蓹m蓹k ed蓹k.

662
00:30:34,570 --> 00:30:38,180
M蓹n bir komanda il蓹 t蓹krar gedir蓹m
yaln谋z dem蓹k q 1 line d蓹lil,

663
00:30:38,180 --> 00:30:39,300
yaln谋z m蓹n蓹 bir sor臒u verir.

664
00:30:39,300 --> 00:30:40,800
M蓹nim cari olaraq, iz mar艧rutu 眉莽 edir.

665
00:30:40,800 --> 00:30:42,350
G枚rd眉k ki, var
n枚mr蓹l蓹ri d蓹st蓹l蓹ri.

666
00:30:42,350 --> 00:30:44,850
M蓹n daha az n枚mr蓹l蓹ri g枚rm蓹k ist蓹yir蓹m
yaln谋z 莽谋x谋艧 t蓹miz saxlamaq.

667
00:30:44,850 --> 00:30:46,280
V蓹 n蓹 g枚rm蓹k ed蓹k.

668
00:30:46,280 --> 00:30:49,220
>> H蓹r hans谋 s蓹b蓹bd蓹n, bel蓹 ki,
Yale fikir kims蓹

669
00:30:49,220 --> 00:30:54,130
Bu z蓹ng etm蓹k funny olard谋
default router arubacentral olan

670
00:30:54,130 --> 00:30:57,920
VLAN v蓹 ya virtual deyil
LAN, virtual yerli

671
00:30:57,920 --> 00:30:59,810
艧蓹b蓹k蓹 30-- bel蓹 ki,
y蓹qin ki, 蓹n az谋 var

672
00:30:59,810 --> 00:31:03,050
29 others-- router.net.yale.internal.

673
00:31:03,050 --> 00:31:06,660
V蓹 burada bir saxta c眉r .Daxili edir
domeni yaln谋z istifad蓹 眉莽眉n n蓹z蓹rd蓹

674
00:31:06,660 --> 00:31:07,210
kampus.

675
00:31:07,210 --> 00:31:10,335
V蓹 m眉vafiq IP 眉nvan qeyd
Burada h蓹r yerd蓹 ki, router, bir

676
00:31:10,335 --> 00:31:13,920
kampus, 172.28.204.129 edir.

677
00:31:13,920 --> 00:31:17,470
V蓹 bu 36 ms etdi
Orada buradan getm蓹k 眉莽眉n.

678
00:31:17,470 --> 00:31:18,050
>> Funny hekay蓹.

679
00:31:18,050 --> 00:31:19,716
Biz yaln谋z bir an ki, geri almaq laz谋md谋r.

680
00:31:19,716 --> 00:31:22,920
Amma indi ikinci router
y蓹qin arubacentral hans谋

681
00:31:22,920 --> 00:31:25,790
fiziki bir n枚v var
蓹laq蓹 蓹n likely--

682
00:31:25,790 --> 00:31:27,249
insanlar bu adland谋rma narahat etm蓹di.

683
00:31:27,249 --> 00:31:30,373
Yale insanlar adland谋rma narahat etm蓹di
Bu 艧蓹b蓹k蓹 daxilind蓹, 莽眉nki

684
00:31:30,373 --> 00:31:30,940
g枚r眉n眉r.

685
00:31:30,940 --> 00:31:32,520
V蓹 bel蓹 ki, yaln谋z bir IP 眉nvan谋 var.

686
00:31:32,520 --> 00:31:34,660
>> Amma sonra 眉莽眉nc眉 router
burada Yale 艧蓹b蓹k蓹

687
00:31:34,660 --> 00:31:36,700
y蓹qin ki, bir az var
uzaq h蓹l蓹

688
00:31:36,700 --> 00:31:41,330
cen10g adlan谋r n蓹
ki asr.net.yale.internal edir.

689
00:31:41,330 --> 00:31:43,040
V蓹 bu da bir IP 眉nvan谋 var.

690
00:31:43,040 --> 00:31:44,990
>> 陌ndi niy蓹 bu n枚mr蓹l蓹ri
d蓹yi艧蓹n c眉r?

691
00:31:44,990 --> 00:31:47,890
2.9, 1.4, 36?

692
00:31:47,890 --> 00:31:48,840
Y枚nlendirici m蓹艧臒ul almaq.

693
00:31:48,840 --> 00:31:50,420
Onlar s谋x almaq v蓹 yedeklenir.

694
00:31:50,420 --> 00:31:53,200
Minl蓹rl蓹 bu var
陌ndi internet istifad蓹 kampus.

695
00:31:53,200 --> 00:31:56,050
Y眉z n蓹f蓹r bu var
陌ndi internet istifad蓹 otaq.

696
00:31:56,050 --> 00:31:59,030
>> V蓹 bel蓹 n蓹 ki
mar艧rutla艧d谋r谋c谋lar谋 s谋x谋lm谋艧 almaq bil蓹r.

697
00:31:59,030 --> 00:32:01,350
V蓹 bel蓹 bu d蓹f蓹 bil蓹r
bir az t蓹r蓹dd眉d.

698
00:32:01,350 --> 00:32:04,620
Onlar m眉tl蓹q deyil n蓹 ki, var
straightforwardly art谋r谋r.

699
00:32:04,620 --> 00:32:07,510
>> Lakin 艧eyi n枚v almaq
add谋m d枚rd maraql谋.

700
00:32:07,510 --> 00:32:13,040
G枚r眉n眉r Yale aras谋nda
add谋m d枚rd bir hop edir.

701
00:32:13,040 --> 00:32:16,480
V蓹 router deyil
y蓹qin ki, add谋m d枚rd?

702
00:32:16,480 --> 00:32:17,410
>> Auditoriya: [i艧itilemez]

703
00:32:17,410 --> 00:32:19,410
>> DAVID J. MALAN: JFK b蓹lk蓹,
b蓹lk蓹 hava liman谋nda.

704
00:32:19,410 --> 00:32:21,950
Amma h蓹r hans谋 s蓹b蓹bd蓹n,
sistem inzibat莽谋lar谋, bel蓹 ki,

705
00:32:21,950 --> 00:32:24,140
眉莽眉n server geeks
il mar艧rutla艧d谋r谋c谋lar谋 ad谋na var

706
00:32:24,140 --> 00:32:25,600
yax谋n hava liman谋 kodu sonra.

707
00:32:25,600 --> 00:32:27,420
Bel蓹 ki, JFK y蓹qin ki, dem蓹kdir
Bu yaln谋z bir yerd蓹 var

708
00:32:27,420 --> 00:32:29,970
New York, b蓹lk蓹 Manhattan
boroughs v蓹 ya bir.

709
00:32:29,970 --> 00:32:34,460
nyc2, ehtimalla ba艧qa bir i艧ar蓹
haradasa New York var router.

710
00:32:34,460 --> 00:32:37,140
>> M蓹n harada sat谋r bilmir蓹m
alt谋, burada router say谋 alt谋 edir.

711
00:32:37,140 --> 00:32:40,110
b枚y眉k ISP quest.net
internet xidm蓹t provayderi,

712
00:32:40,110 --> 00:32:43,240
ki, internet ba臒lant谋s谋 t蓹min edir
Yale v蓹 ba艧qalar谋 kimi b枚y眉k yerl蓹rd蓹.

713
00:32:43,240 --> 00:32:47,110
V蓹 sonra bu son bir, onu
ki, M陌T bel蓹 deyil kimi g枚r眉n眉r

714
00:32:47,110 --> 00:32:50,180
枚z haqqinda
m眉tl蓹q Cambridge,

715
00:32:50,180 --> 00:32:52,090
蓹ksin蓹 onlar var
onlar谋n veb k蓹nar,

716
00:32:52,090 --> 00:32:55,150
v蓹 ya fiziki server 蓹n az谋,
Akamai adl谋 bir 艧irk蓹t 眉莽眉n.

717
00:32:55,150 --> 00:32:57,940
V蓹 Akamai h蓹qiq蓹t蓹n do臒ru a艧a臒谋
Cambridge M陌T yol

718
00:32:57,940 --> 00:32:58,790
莽谋x谋r.

719
00:32:58,790 --> 00:33:02,360
>> Lakin h蓹tta d眉艧眉nd眉m ki, 莽ox h蓹yata
Siz www.mit.edu olacaq

720
00:33:02,360 --> 00:33:05,200
Biz, h蓹qiq蓹t蓹n, g枚nd蓹ril蓹 bil蓹r
D眉nyan谋n h蓹r yerind蓹.

721
00:33:05,200 --> 00:33:06,960
>> V蓹 haradasa g枚r蓹k
d眉nyada ba艧qa.

722
00:33:06,960 --> 00:33:09,240
M蓹n蓹 davam ed蓹k v蓹 ayd谋n
bu ekran 蓹v蓹zin蓹

723
00:33:09,240 --> 00:33:15,240
bel蓹 ki, yaln谋z bir d蓹f蓹, mar艧rut iz
www.cnn.co.jp, bir sor臒u,

724
00:33:15,240 --> 00:33:18,390
Yapon ana s蓹hif蓹
CNN, x蓹b蓹r sayt谋 眉莽眉n.

725
00:33:18,390 --> 00:33:20,660
M蓹n indi daxil edin hit 蓹g蓹r
n蓹 g枚rm蓹k ed蓹k.

726
00:33:20,660 --> 00:33:23,610
Biz yen蓹 arubacentral ba艧layan edirik.

727
00:33:23,610 --> 00:33:26,510
Biz sonra olacaq
nameless router bir ne莽蓹 daha 莽ox.

728
00:33:26,510 --> 00:33:29,527
Bel蓹 ki, 12 mayaotu etdi
Yaponiya bu d蓹f蓹 almaq.

729
00:33:29,527 --> 00:33:30,860
V蓹 biz h蓹ll ed蓹 bil蓹r n蓹 ed蓹k.

730
00:33:30,860 --> 00:33:32,450
>> Bel蓹 ki, eyni hop, eyni hop.

731
00:33:32,450 --> 00:33:35,170
陌ndi bir az daha f蓹rqli.

732
00:33:35,170 --> 00:33:36,380
Bu bir maraql谋.

733
00:33:36,380 --> 00:33:40,870
M蓹n burada t蓹xmin edir蓹m, stamford1 a
眉z d蓹 Connecticut ne莽蓹 q蓹s蓹b蓹.

734
00:33:40,870 --> 00:33:43,810
S谋ra alt谋 Bu mar艧rutla艧d谋r谋c谋lar谋
v蓹 yeddi adlar谋 yoxdur.

735
00:33:43,810 --> 00:33:46,370
Amma bu g枚z蓹l n枚v眉d眉r.

736
00:33:46,370 --> 00:33:53,310
>> Bel蓹 ki, n蓹 aras谋nda g枚r眉n眉r
add谋m yeddi v蓹 s蓹kkiz mar艧rutla艧d谋r谋c谋lar谋?

737
00:33:53,310 --> 00:33:54,760
V蓹 niy蓹 q蓹d蓹r deyirsiniz?

738
00:33:54,760 --> 00:33:55,260
Evet?

739
00:33:55,260 --> 00:33:56,060
>> Auditoriya: Ocean.

740
00:33:56,060 --> 00:33:57,640
>> DAVID J. MALAN: Y蓹qin ki, bir okean.

741
00:33:57,640 --> 00:34:01,366
Biz bu do臒ru bilirik
kimi, daxil蓹n, sa臒?

742
00:34:01,366 --> 00:34:04,790
Amma biz 莽ox n枚v t蓹sdiq ed蓹 bil蓹r
sort empirically niy蓹?

743
00:34:04,790 --> 00:34:06,860
N蓹 aras谋nda d蓹yi艧di
sat谋r yeddi v蓹 s蓹kkiz?

744
00:34:06,860 --> 00:34:09,429

745
00:34:09,429 --> 00:34:14,739
>> Bu getm蓹k 眉莽眉n daha 莽ox vaxt apard谋
n蓹 bu ads谋z router yeddi,

746
00:34:14,739 --> 00:34:18,670
y蓹qin ki, haradasa
kontinental AB艦, s蓹kkiz add谋m

747
00:34:18,670 --> 00:34:22,639
olan Yaponiya yerd蓹 y蓹qin ki,
orada Jp domen ad谋 蓹sas谋nda.

748
00:34:22,639 --> 00:34:25,719
V蓹 bel蓹 ki, o 蓹lav蓹
y眉z bir 艧ey ms

749
00:34:25,719 --> 00:34:28,960
v蓹 ya 90 v蓹 ya bel蓹 ms edir
gedir m蓹lumatlar谋n n蓹tic蓹

750
00:34:28,960 --> 00:34:31,100
su olduqca b枚y眉k b蓹d蓹n 眉z蓹rind蓹.

751
00:34:31,100 --> 00:34:34,570
>> 陌ndi maraqla, bu b蓹lk蓹 g枚r眉n眉r
ki, kabel b眉t眉n AB艦 aras谋nda gedir.

752
00:34:34,570 --> 00:34:37,070
Biz, h蓹qiq蓹t蓹n, 眉z蓹rind蓹 davam edirsinizs蓹
West Coast, Yaponiya almaq 眉莽眉n

753
00:34:37,070 --> 00:34:39,111
Bu uzun bir yol c眉r
biz ba艧qa yolla getm蓹k 蓹g蓹r.

754
00:34:39,111 --> 00:34:41,400
Bel蓹 ki, bu, tamamil蓹 ayd谋n deyil
n蓹 fiziki olur.

755
00:34:41,400 --> 00:34:43,830
Amma faktd谋r ki, h蓹r
蓹lav蓹 hop h蓹qiq蓹t蓹n

756
00:34:43,830 --> 00:34:46,020
markedly uzun etmi艧dir
h蓹r bir dig蓹r daha, bu

757
00:34:46,020 --> 00:34:50,440
ki, CNN-nin t蓹sdiqi olduqca yax艧谋
Yapon web server, h蓹qiq蓹t蓹n y蓹qin ki,

758
00:34:50,440 --> 00:34:51,310
Yaponiya.

759
00:34:51,310 --> 00:34:54,089
V蓹 蓹lb蓹tt蓹 ki, uzaq deyil
眉z M陌T-d蓹n 莽ox olmu艧dur.

760
00:34:54,089 --> 00:34:56,380
V蓹 bu, 莽ox qeyd d蓹y蓹r
Sizin data m眉tl蓹q deyil

761
00:34:56,380 --> 00:34:58,794
s蓹yah蓹t gedir
q谋sa m蓹saf蓹.

762
00:34:58,794 --> 00:35:00,960
茝slind蓹, 蓹g蓹r 蓹traf谋nda oynamaq
evd蓹 iz mar艧rutu il蓹

763
00:35:00,960 --> 00:35:04,170
yaln谋z t蓹sad眉fi web se莽m蓹k, siz
Yaln谋z bir e-po莽t g枚nd蓹rm蓹k 眉莽眉n ki, tapa bil蓹rsiniz

764
00:35:04,170 --> 00:35:06,490
v蓹 ya veb s蓹hif蓹sin蓹 bax
ki, New Haven burada

765
00:35:06,490 --> 00:35:09,200
b蓹z蓹n sizin data ilk bil蓹r
, bir sapma almaq DC enm蓹k,

766
00:35:09,200 --> 00:35:10,450
v蓹 sonra geri g蓹lir.

767
00:35:10,450 --> 00:35:12,860
V蓹 yaln谋z 莽眉nki var
dinamik mar艧rutla艧d谋rma q蓹rarlar

768
00:35:12,860 --> 00:35:14,650
bu komp眉terl蓹r edirik.

769
00:35:14,650 --> 00:35:18,930
>> 陌ndi yaln谋z 蓹yl蓹nc蓹 眉莽眉n, istehsal komanda
bizim 眉莽眉n bu video bir i艧l蓹nmi艧

770
00:35:18,930 --> 00:35:20,807
yaln谋z bir az daha y谋臒cam olmal谋d谋r.

771
00:35:20,807 --> 00:35:23,640
Amma biz蓹 tez hissi verm蓹k burada
v蓹 biz i艧谋qlar t蓹rk ed蓹 bil蓹r Us

772
00:35:23,640 --> 00:35:32,363
莽ox kabel yaln谋z n蓹 kimi
h蓹qiq蓹t蓹n, bizim b眉t眉n m蓹lumatlar谋 da艧谋yan.

773
00:35:32,363 --> 00:35:33,029
[Video playback]

774
00:35:33,029 --> 00:35:36,023
[MUSIC PLAYING]

775
00:35:36,023 --> 00:36:31,911

776
00:36:31,911 --> 00:36:32,777
[END playback]

777
00:36:32,777 --> 00:36:35,860
DAVID J. MALAN: B眉t眉n 艧蓹b蓹k蓹 videos
y蓹qin cool S蓹sl蓹n蓹n musiqi var.

778
00:36:35,860 --> 00:36:38,084
Bel蓹 ki, yaln谋z bir almaq 眉莽眉n var
yaln谋z n蓹 q蓹d蓹r var hissi

779
00:36:38,084 --> 00:36:39,500
ba艧l谋q alt谋nda davam.

780
00:36:39,500 --> 00:36:41,355
>> Amma bir baxaq
q蓹d蓹r a艧a臒谋 s蓹viyy蓹d蓹 indi

781
00:36:41,355 --> 00:36:44,150
n蓹 data 蓹slind蓹
h蓹min x蓹tl蓹ri traversing,

782
00:36:44,150 --> 00:36:46,720
v蓹 h蓹tta kabelsiz gedir
bu kimi bir otaq.

783
00:36:46,720 --> 00:36:49,580
>> Bel蓹 ki, siz t蓹l蓹b zaman 莽谋x谋r
bir web s蓹hif蓹 v蓹 ya bir e-mail g枚nd蓹rin

784
00:36:49,580 --> 00:36:53,670
v蓹 ya bir web s蓹hif蓹 v蓹 ya e-po莽t almaq v蓹 ya
bir Gchat mesaj谋 v蓹 ya Facebook mesaj,

785
00:36:53,670 --> 00:36:57,800
v蓹 ya kimi, yaln谋z bir deyil
kabelsiz axan bit b枚y眉k bir y谋臒谋n

786
00:36:57,800 --> 00:37:00,600
hava vasit蓹sil蓹 v蓹 ya
elektron tel haqq谋nda.

787
00:37:00,600 --> 00:37:03,680
茝ksin蓹, ki, sor臒u v蓹 ya
cavab 眉mumiyy蓹tl蓹

788
00:37:03,680 --> 00:37:05,810
ayr谋-ayr谋 par莽alara q蓹d蓹r 枚bekli.

789
00:37:05,810 --> 00:37:08,880
>> Bel蓹 ki, bir var ba艧qa s枚zl蓹,
ba艧qa komp眉ter 眉莽眉n t蓹l蓹b,

790
00:37:08,880 --> 00:37:10,980
v蓹 ya bir cavab geri almaq
ba艧qa komp眉ter 眉莽眉n olan

791
00:37:10,980 --> 00:37:15,800
kimi, 蓹g蓹r, m蓹s蓹l蓹n, g眉man
莽ox insanlar kimi unfamiliar--

792
00:37:15,800 --> 00:37:18,400
bu days-- g枚r眉n眉r
艧eyl蓹rdir il蓹 tan谋mad谋臒谋 蓹g蓹r

793
00:37:18,400 --> 00:37:20,200
Biz bu fellow fellow--.

794
00:37:20,200 --> 00:37:23,950
Bel蓹 ki, g眉man, bu bir mesajd谋r ki,
M蓹n geri kims蓹 g枚nd蓹rm蓹k ist蓹yir蓹m.

795
00:37:23,950 --> 00:37:28,930
脟ox geri ist蓹yir蓹m kim
Bu g眉n Rick Astley bir 艧蓹kil almaq?

796
00:37:28,930 --> 00:37:29,805
OK, sizin ad谋n谋z n蓹dir?

797
00:37:29,805 --> 00:37:30,590
>> Auditoriya: Cole.

798
00:37:30,590 --> 00:37:31,306
>> DAVID J. MALAN: Bu n蓹dir?

799
00:37:31,306 --> 00:37:31,672
>> Auditoriya: Cole.

800
00:37:31,672 --> 00:37:32,040
>> DAVID J. MALAN: Holt?

801
00:37:32,040 --> 00:37:32,540
H-O?

802
00:37:32,540 --> 00:37:33,711
Auditoriya: C-O-L-E.

803
00:37:33,711 --> 00:37:34,960
DAVID J. MALAN: C-O-L-E, Cole.

804
00:37:34,960 --> 00:37:35,520
Sorry.

805
00:37:35,520 --> 00:37:36,430
C-O-L-E.

806
00:37:36,430 --> 00:37:36,930
Oldu.

807
00:37:36,930 --> 00:37:40,990
M蓹n Cole bu g枚nd蓹rm蓹k ist蓹yirsinizs蓹 Bel蓹 ki,
burada 艧蓹kil, siz bu bilirik

808
00:37:40,990 --> 00:37:42,410
sa臒, b枚y眉k bir 艧蓹kil n枚v?

809
00:37:42,410 --> 00:37:44,472
Bu bir ne莽蓹 ola bil蓹r
kilobayt, bir ne莽蓹 megabayt,

810
00:37:44,472 --> 00:37:45,930
x眉susil蓹 y眉ks蓹k q蓹tnam蓹 蓹g蓹r.

811
00:37:45,930 --> 00:37:48,660
M蓹n, h蓹qiq蓹t蓹n, dayand谋rmaq ist蓹yir蓹m deyil
internet istifad蓹 h蓹r k蓹s

812
00:37:48,660 --> 00:37:50,680
M蓹n, h蓹qiq蓹t蓹n, bu g枚nd蓹rm蓹k is蓹
b枚y眉k, y眉ks蓹k keyfiyy蓹tli 艧蓹kil

813
00:37:50,680 --> 00:37:52,138
otaq 蓹rzind蓹 Rick Astley.

814
00:37:52,138 --> 00:37:55,310
M蓹n davam etm蓹k 眉莽眉n m蓹lumat ist蓹rdim
艧蓹b蓹k蓹 v蓹 Wi-Fi ax谋r

815
00:37:55,310 --> 00:37:56,100
h蓹m莽inin.

816
00:37:56,100 --> 00:38:00,100
>> V蓹 bel蓹 ki, sense-- v蓹 bu edir
elektron b蓹rpa

817
00:38:00,100 --> 00:38:01,780
real d眉nyada 莽ox deyil.

818
00:38:01,780 --> 00:38:04,904
茝slind蓹, bu 莽ox var gedir
m蓹nalar谋 m蓹nim audio h蓹yata 蓹g蓹r.

819
00:38:04,904 --> 00:38:08,360
M蓹n bu qoparmaq 蓹g蓹r
Burada bu kimi yar谋m,

820
00:38:08,360 --> 00:38:11,912
bu art谋q s蓹yah蓹t ed蓹 bil蓹rsiniz
internet daha s蓹m蓹r蓹li,

821
00:38:11,912 --> 00:38:13,120
Bu ki莽ik par莽a var, 莽眉nki.

822
00:38:13,120 --> 00:38:16,780
A艧a臒谋 ehtimal谋 il蓹 Bel蓹 ki, davam edir
Ba艧qas谋n谋n yol il蓹 toqqu艧maq

823
00:38:16,780 --> 00:38:17,650
陌nternetd蓹.

824
00:38:17,650 --> 00:38:21,240
>> V蓹 komp眉ter h蓹qiq蓹t蓹n yoxdur bel蓹 n蓹
Siz Cole bir mesaj g枚nd蓹rm蓹k ist蓹diyiniz zaman

825
00:38:21,240 --> 00:38:24,917
Bu bu kimi bir mesaj q蓹d蓹r chunks edir
ki莽ik 蓹d蓹d fraqmentl蓹ri bel蓹 dan谋艧maq.

826
00:38:24,917 --> 00:38:28,000
V蓹 sonra daxilind蓹 onlara qoyur n蓹
biz virtual z蓹rfl蓹rin n枚v z蓹ng ed蓹c蓹yik.

827
00:38:28,000 --> 00:38:29,620
>> Bel蓹 ki, burada d枚rd ka臒谋z z蓹rfl蓹rin var.

828
00:38:29,620 --> 00:38:32,690
M蓹n onlar谋 蓹vv蓹lc蓹d蓹n sayl谋 etdik
bir, iki, 眉莽 v蓹 d枚rd.

829
00:38:32,690 --> 00:38:35,800
M蓹n 枚n gedir蓹m n蓹
Bu, yaln谋z bir normal po莽t kimi

830
00:38:35,800 --> 00:38:38,000
M蓹n orada Cole ad谋n谋 qoymaq 眉莽眉n gedir蓹m edir.

831
00:38:38,000 --> 00:38:41,270
V蓹 sonra 眉st, m蓹n
orada m蓹nim ad qoymaq niyy蓹tind蓹dir,

832
00:38:41,270 --> 00:38:44,995
David, ilk bel蓹 paket ki,
M蓹n internet orada g枚nd蓹rilm蓹si al谋ram

833
00:38:44,995 --> 00:38:47,620
kimi bir az bir 艧ey g枚r眉n眉r
Bu, qabar谋q x眉susiyy蓹tl蓹ri

834
00:38:47,620 --> 00:38:50,830
olan bir var ki
脺nvan, bir 眉莽眉n,

835
00:38:50,830 --> 00:38:52,670
h蓹m莽inin bir s谋ra, bel蓹 ki,
ki, 眉mid edir蓹m ki,

836
00:38:52,670 --> 00:38:55,680
眉莽眉n kifay蓹t q蓹d蓹r m蓹lumat var
Cole bu mesaj谋 yenid蓹n qurulmas谋 眉莽眉n.

837
00:38:55,680 --> 00:38:58,820
>> M蓹n蓹 burada eyni ed蓹k
burada eyni, v蓹 burada eyni,

838
00:38:58,820 --> 00:39:01,310
onun ad谋n谋 yazmaq
Onlara b眉t眉n sah蓹sind蓹.

839
00:39:01,310 --> 00:39:04,240
V蓹 sonra ir蓹li getm蓹k v蓹
daxili bu 艧蓹kill蓹r qoydu.

840
00:39:04,240 --> 00:39:06,540
>> Bel蓹 ki, burada bir paket edir
ki, getm蓹k 眉莽眉n haz谋r.

841
00:39:06,540 --> 00:39:09,780
Burada ba艧qa bir paket edir
ki, getm蓹k 眉莽眉n haz谋r.

842
00:39:09,780 --> 00:39:14,100
Burada 眉莽眉nc眉 paket edir
ki, getm蓹k 眉莽眉n haz谋r.

843
00:39:14,100 --> 00:39:16,870
V蓹 burada bir d枚rd眉nc眉
getm蓹k 眉莽眉n haz谋r paket.

844
00:39:16,870 --> 00:39:19,849
>> 陌ndi haqq谋nda maraql谋 n蓹 var
nec蓹 reall谋q 蓹s蓹rl蓹rind蓹 internet

845
00:39:19,849 --> 00:39:22,140
baxmayaraq ki, m蓹n var ki,
D枚rd paket olan

846
00:39:22,140 --> 00:39:24,730
Eyni 眉莽眉n n蓹z蓹rd蓹 edilir
yeri, onlar m眉tl蓹q deyilik

847
00:39:24,730 --> 00:39:26,870
eyni mar艧rut ax谋r gedir.

848
00:39:26,870 --> 00:39:32,070
V蓹 m蓹n bu 蓹l bil蓹r, bel蓹 ki, baxmayaraq ki,
yax谋n router off paketl蓹rin

849
00:39:32,070 --> 00:39:36,660
Siz etm蓹k ist蓹yir蓹m 蓹g蓹r, dey蓹k
onlara h蓹r hans谋 艧蓹kild蓹 g枚nd蓹rm蓹k, g枚r蓹k

850
00:39:36,660 --> 00:39:40,706
n蓹 h蓹qiq蓹t蓹n, m蓹qs蓹di olur
olan Cole n蓹tic蓹d蓹 onlar谋 蓹ld蓹 etm蓹kdir.

851
00:39:40,706 --> 00:39:44,850

852
00:39:44,850 --> 00:39:48,770
H蓹qiq蓹t蓹n, onlar art谋q deyilik
m眉tl蓹q eyni istiqam蓹td蓹.

853
00:39:48,770 --> 00:39:50,510
V蓹 g枚z蓹l var.

854
00:39:50,510 --> 00:39:52,480
Bu bir az y枚nd蓹msiz
v蓹 Oprah stil bu g眉n.

855
00:39:52,480 --> 00:39:56,540
>> 陌ndi q蓹sd蓹n m蓹n蓹 imkan
ki, bir geri almaq.

856
00:39:56,540 --> 00:40:00,196
陌ndi Cole, siz ist蓹yirsinizs蓹
kimi 蓹n yax艧谋 siz reassemble.

857
00:40:00,196 --> 00:40:06,610

858
00:40:06,610 --> 00:40:10,180
茝lb蓹tt蓹, biz b眉t眉n tahmin ed蓹 bil蓹rsiniz n蓹
Burada n蓹tic蓹 olacaq.

859
00:40:10,180 --> 00:40:12,600
Siz 3/4 olacaq
Yaln谋z bir anda Rick Astley.

860
00:40:12,600 --> 00:40:15,920

861
00:40:15,920 --> 00:40:19,291
V蓹 baxmayaraq ki n蓹dir
ki, dolay谋s谋?

862
00:40:19,291 --> 00:40:20,540
Siz onu saxlamaq 眉莽眉n c蓹hd ist蓹yirsiniz?

863
00:40:20,540 --> 00:40:23,540
Biz bir kamera var
Isterseniz siz蓹 i艧ar蓹

864
00:40:23,540 --> 00:40:26,226
burada Rick Astley il蓹 yarad谋r.

865
00:40:26,226 --> 00:40:28,610

866
00:40:28,610 --> 00:40:29,510
Biz orada getm蓹k.

867
00:40:29,510 --> 00:40:30,410
Lovely.

868
00:40:30,410 --> 00:40:33,230
>> Amma itkin g枚r眉n眉r
Rick Astley bir par莽as谋.

869
00:40:33,230 --> 00:40:37,015
Bel蓹 ki, internet 莽谋x谋r ki,
眉mumiyy蓹tl蓹 IP yaln谋z t蓹r蓹find蓹n idar蓹 olunur,

870
00:40:37,015 --> 00:40:39,890
lakin 蓹slind蓹 biz 莽ox dinl蓹nilib
ki video-- da m眉hazir蓹 ba艧layan

871
00:40:39,890 --> 00:40:42,473
v蓹 y蓹qin ki, bu g枚rd眉m
n蓹 h蓹qiq蓹t蓹n often-- daha kisaltmasidir

872
00:40:42,473 --> 00:40:44,360
Siz haqq谋nda e艧itm蓹k edirl蓹r protokoldur?

873
00:40:44,360 --> 00:40:45,120
>> Auditoriya: TCP / IP.

874
00:40:45,120 --> 00:40:48,090
>> DAVID J. MALAN: TCP / IP,
olan yaln谋z bir yerd蓹

875
00:40:48,090 --> 00:40:49,940
iki protokolun, bir IP 莽a臒谋r谋b.

876
00:40:49,940 --> 00:40:52,640
Hans谋 daha, yaln谋z m眉蓹yy蓹n edilir
konvensiyalar谋n hans谋 vasit蓹sil蓹 biz

877
00:40:52,640 --> 00:40:54,740
陌nternetd蓹 h蓹r komp眉ter m眉raci蓹t.

878
00:40:54,740 --> 00:40:56,930
V蓹 sonra TCP olan
ba艧qa m蓹qs蓹d蓹 xidm蓹t edir.

879
00:40:56,930 --> 00:41:00,110
>> TCP protokolu oldu臒unu
ad蓹t蓹n birlikd蓹 istifad蓹

880
00:41:00,110 --> 00:41:04,410
IP il蓹, dig蓹r aras谋nda
艧eyi, z蓹man蓹tl蓹r 莽atd谋r谋lmas谋.

881
00:41:04,410 --> 00:41:08,860
茝slind蓹, TCP protokolu ki
paket ki, bir qeyd etm蓹k ist蓹yir蓹m

882
00:41:08,860 --> 00:41:10,930
y蓹qin 蓹ld蓹 etm蓹yib
Cole, o g枚r眉n眉r, 莽眉nki

883
00:41:10,930 --> 00:41:12,830
d枚rd h蓹yata s谋ra d枚rd itkin olmal谋d谋r.

884
00:41:12,830 --> 00:41:16,530
V蓹 n蓹 TCP, protokol
, kim bu Cole izah edir

885
00:41:16,530 --> 00:41:19,850
hey Cole, yaln谋z almaq 蓹g蓹r
D枚rd paket 眉莽,

886
00:41:19,850 --> 00:41:22,600
Hans谋 m蓹n蓹
itkin, mahiyy蓹tc蓹,

887
00:41:22,600 --> 00:41:25,570
h蓹yat v蓹 sonra m蓹nim m蓹qs蓹di
ki, t蓹krar etm蓹k 眉莽眉n olmal谋d谋r.

888
00:41:25,570 --> 00:41:28,580
>> V蓹 蓹g蓹r m蓹n d蓹,
g枚nd蓹r蓹n, TCP istifad蓹 olunur

889
00:41:28,580 --> 00:41:31,810
M蓹n sonra yeni packet-- yaratmaq laz谋md谋r
bu q谋r谋艧m谋艧 bir burada

890
00:41:31,810 --> 00:41:35,980
yaln谋z bu par莽a retransmit
Bu, son n蓹tic蓹d蓹 Cole var ki,

891
00:41:35,980 --> 00:41:38,280
tam xatir蓹, ba艧qa bir 艧ey varsa.

892
00:41:38,280 --> 00:41:43,000
H蓹qiq蓹t蓹n Amma bel蓹 ki, n蓹tic蓹d蓹 data
onun d眉zg眉n t蓹yinat al谋r.

893
00:41:43,000 --> 00:41:48,020
>> Amma t蓹蓹ss眉f ki, Cole ad谋 yaz谋l谋
枚n kifay蓹t deyil d蓹, 枚zl眉y眉nd蓹.

894
00:41:48,020 --> 00:41:50,270
V蓹 h蓹qiq蓹t蓹n, M蓹n yazmaq deyil
Cole ad谋, lakin y蓹qin ki,

895
00:41:50,270 --> 00:41:51,655
z蓹rfin 眉z蓹rind蓹 枚z IP 眉nvan谋.

896
00:41:51,655 --> 00:41:52,780
M蓹n David yaz谋n deyil.

897
00:41:52,780 --> 00:41:56,550
M蓹n z蓹rfin 眉z蓹rind蓹 m蓹nim IP 眉nvan yazmaq ist蓹diyiniz
komp眉ter h蓹qiq蓹t蓹n bil蓹r ki,

898
00:41:56,550 --> 00:41:57,999
geri v蓹 ir蓹li 眉nsiyy蓹t.

899
00:41:57,999 --> 00:42:00,540
Amma bu komp眉ter 莽谋x谋r ki,
q蓹d蓹r xidm蓹t 莽ox yol daha 莽ox ed蓹 bil蓹rsiniz

900
00:42:00,540 --> 00:42:01,900
Rick Astley 艧蓹kill蓹r.

901
00:42:01,900 --> 00:42:05,340
Onlar h蓹m莽inin yeniden bil蓹r v蓹
e-po莽t almaq, mesaj s枚hb蓹t.

902
00:42:05,340 --> 00:42:09,780
Onlar, fayl k枚莽眉rm蓹l蓹ri kimi 艧eyl蓹r ed蓹 bil蓹rsiniz
v蓹 dig蓹r al蓹tl蓹r h蓹r hans谋 bir say谋

903
00:42:09,780 --> 00:42:12,330
Siz internet istifad蓹,
server bu g眉n ed蓹 bil蓹rsiniz.

904
00:42:12,330 --> 00:42:15,300
>> V蓹 yaln谋z bir 艧irk蓹t, 莽眉nki,
bir m蓹kt蓹b, v蓹 ya bir 艧蓹xs v蓹 ya

905
00:42:15,300 --> 00:42:19,420
bir web server etm蓹k ist蓹yir v蓹
e-po莽t server v蓹 chat server,

906
00:42:19,420 --> 00:42:21,420
眉莽 komp眉ter laz谋md谋r dem蓹k deyil.

907
00:42:21,420 --> 00:42:26,200
Siz yaln谋z bir komp眉ter 莽al谋艧an ola bil蓹r
脟ox xidm蓹tl蓹ri, bel蓹 dan谋艧maq.

908
00:42:26,200 --> 00:42:29,190
>> V蓹 bel蓹 Cole al谋r
kimi bir mesaj, nec蓹

909
00:42:29,190 --> 00:42:32,940
onun komp眉ter olub bilir
onun brauzerinizin ki 艧蓹kil g枚st蓹rm蓹k,

910
00:42:32,940 --> 00:42:37,730
v蓹 ya Gchat, v蓹 ya Facebook Messenger,
v蓹 ya dig蓹r al蓹tl蓹r bir s谋ra?

911
00:42:37,730 --> 00:42:40,430
>> Bel蓹 ki, d蓹 莽谋x谋r
z蓹rf 蓹lav蓹 par莽a kimi

912
00:42:40,430 --> 00:42:43,070
bir port s谋ra kimi tan谋nan informasiya.

913
00:42:43,070 --> 00:42:45,240
V蓹 port say谋
H蓹qiq蓹t蓹n yaln谋z bir say谋,

914
00:42:45,240 --> 00:42:48,342
lakin benzersiz deyil m眉蓹yy蓹n
komp眉ter, lakin xidm蓹t.

915
00:42:48,342 --> 00:42:49,550
V蓹 bu d蓹st蓹l蓹ri var.

916
00:42:49,550 --> 00:42:51,258
Bel蓹 ki, 莽谋x谋r ki,
d眉nya, insanlarda

917
00:42:51,258 --> 00:42:57,095
Bir ne莽蓹 bel蓹 q蓹rar
konvensiyalar, olan b蓹zi bunlar.

918
00:42:57,095 --> 00:42:59,220
Bel蓹 ki, bir 艧ey var adl谋 var
Transfer Protocol Fayl.

919
00:42:59,220 --> 00:42:59,870
Bu olduqca tarixli oldu.

920
00:42:59,870 --> 00:43:00,970
Bu tamamil蓹 etibars谋z var.

921
00:43:00,970 --> 00:43:02,320
Bir 莽ox h蓹l蓹 d蓹 istifad蓹 edin.

922
00:43:02,320 --> 00:43:04,240
V蓹 bu port say谋 21 istifad蓹 edir.

923
00:43:04,240 --> 00:43:07,250
Ba艧qa s枚zl蓹, 蓹g蓹r
FTP vasit蓹sil蓹 fayl g枚nd蓹rilm蓹si,

924
00:43:07,250 --> 00:43:10,570
z蓹rf yaln谋z olard谋
G枚nd蓹r蓹n v蓹 al谋c谋 IP 眉nvan,

925
00:43:10,570 --> 00:43:14,020
bu da bel蓹 ki say谋 21 olard谋
q蓹bul komp眉ter, oh bilir

926
00:43:14,020 --> 00:43:17,280
bir fayl, bir e-po莽t
v蓹 ya bir chat mesaj.

927
00:43:17,280 --> 00:43:19,016
>> 25 SMTP edir.

928
00:43:19,016 --> 00:43:20,516
Nec蓹 bir 莽ox he莽 SMTP istifad蓹?

929
00:43:20,516 --> 00:43:22,850

930
00:43:22,850 --> 00:43:23,380
S蓹hv.

931
00:43:23,380 --> 00:43:24,490
Dem蓹k olar ki, b眉t眉n var.

932
00:43:24,490 --> 00:43:28,730
茝g蓹r e-po莽t istifad蓹 varsa, siz istifad蓹 etdiyiniz
SMTP, sad蓹 mail transfer protokolu,

933
00:43:28,730 --> 00:43:32,300
olan dey蓹r蓹k bir x眉lya yoldur,
Bu komp眉ter v蓹 ya xidm蓹t n枚v眉

934
00:43:32,300 --> 00:43:34,600
ki, e-po莽t giden g枚nd蓹rir.

935
00:43:34,600 --> 00:43:38,780
>> Siz var 蓹g蓹r he莽 kimi acronyms g枚r眉ld眉
POP v蓹 ya IMAP, v蓹 bir ne莽蓹 ba艧qalar谋 var,

936
00:43:38,780 --> 00:43:40,670
o q蓹bul 眉莽眉n
e-po莽t, ad蓹t蓹n.

937
00:43:40,670 --> 00:43:42,650
Yaln谋z bu dem蓹kdir
f蓹rqli bir xidm蓹t.

938
00:43:42,650 --> 00:43:45,850
Bu proqram ki, kims蓹 var
yaz谋rd谋 ki, g枚nd蓹rir v蓹 ya dinl蓹yir

939
00:43:45,850 --> 00:43:48,880
x眉susi port s谋ra bel蓹
Bu e-po莽t 莽a艧d谋rmaq deyil ki,

940
00:43:48,880 --> 00:43:50,360
m蓹lumatlar谋n b蓹zi dig蓹r n枚v眉 il蓹.

941
00:43:50,360 --> 00:43:55,500
>> 陌ndi web HTTP olan var
80, h蓹m莽inin port 443.

942
00:43:55,500 --> 00:43:57,590
V蓹 蓹slind蓹, baxmayaraq ki,
biz xo艧b蓹xtlikd蓹n insanlar

943
00:43:57,590 --> 00:43:59,610
Bunu yoxdur,
Siz ziyar蓹t he莽 bir zaman

944
00:43:59,610 --> 00:44:05,810
kimi bir web
http://www.yale.edu, browser

945
00:44:05,810 --> 00:44:07,790
yaln谋z n枚v olunur
Bu ki, yararl谋

946
00:44:07,790 --> 00:44:10,970
Siz r蓹q蓹mli port 80 ist蓹yir蓹m ki, f蓹rz.

947
00:44:10,970 --> 00:44:15,710
Biz art谋q DNS anlamaq olar ki, bilirik
n蓹 IP 眉nvan谋 www.yale.edu edir.

948
00:44:15,710 --> 00:44:17,970
Lakin komp眉ter yaln谋z
Siz ki, n蓹tic蓹 莽谋xarmaq 眉莽眉n gedir

949
00:44:17,970 --> 00:44:21,560
istifad蓹 etdiyiniz 莽眉nki port 80 ist蓹yir蓹m
Chrome, v蓹 ya IE, v蓹 ya dig蓹r browser.

950
00:44:21,560 --> 00:44:24,930
Amma texniki kolon 80 ed蓹 bil蓹r.

951
00:44:24,930 --> 00:44:28,520
V蓹 sonra m蓹n a莽谋q-ayd谋n dey蓹 bil蓹rsiniz
m蓹nim brauzerinizin, bir paket v蓹 ya daha 莽ox g枚nd蓹rm蓹k

952
00:44:28,520 --> 00:44:32,080
m蓹lumat www.yale.edu 眉莽眉n
Bu g眉n ana s蓹hif蓹 t蓹l蓹b.

953
00:44:32,080 --> 00:44:36,070
Amma x眉susil蓹, 眉nvan
Yale nin IP port 80

954
00:44:36,070 --> 00:44:39,190
m蓹n, h蓹qiq蓹t蓹n almaq
Yale nin web server geri.

955
00:44:39,190 --> 00:44:42,229
>> 陌ndi d蓹rhal yox
yaln谋z brauzerl蓹r 莽眉nki

956
00:44:42,229 --> 00:44:44,020
biz deyil ki, q蓹rar
insanlar 莽a艧d谋rmaq 眉莽眉n laz谋md谋r

957
00:44:44,020 --> 00:44:46,810
h蓹l蓹 daha gizli olan
kolon 80 kimi m蓹lumat.

958
00:44:46,810 --> 00:44:50,640
V蓹 s蓹mimi, taray谋c谋lar
Chrome kimi bel蓹 deyil

959
00:44:50,640 --> 00:44:55,464
Art谋q HTTP g枚st蓹rir, v蓹 ya kolon, v蓹 ya
莽izgi 莽izgi, ya arxada 莽izgi,

960
00:44:55,464 --> 00:44:58,380
m眉蓹yy蓹n m蓹nada onlar 莽al谋艧d谋臒谋n谋z 莽眉nki
istifad蓹莽il蓹r 眉莽眉n h蓹r 艧eyi sad蓹 etm蓹k.

961
00:44:58,380 --> 00:45:01,080
Ba艧qa m蓹nada, yaln谋z c眉r
bir istifad蓹莽i t蓹cr眉b蓹si 艧ey edir

962
00:45:01,080 --> 00:45:02,720
nin clutter b蓹zi xilas ed蓹k.

963
00:45:02,720 --> 00:45:05,405
Amma bu bir gizl蓹tm蓹k
Bu 蓹sas m蓹lumat.

964
00:45:05,405 --> 00:45:09,360
>> V蓹 biz蓹 蓹slind蓹, he莽
y蓹qin ki, he莽 art谋q http yaz谋n.

965
00:45:09,360 --> 00:45:12,060
Siz yaln谋z bir 艧ey yaz谋n
www.harvard.edu kimi.

966
00:45:12,060 --> 00:45:15,310
V蓹 yen蓹, Chrome infers
Siz HTTP ist蓹yir蓹m ki.

967
00:45:15,310 --> 00:45:18,970
Amma dig蓹r protokollar var
ki, biz, 蓹lb蓹tt蓹, istifad蓹 edil蓹 bil蓹r.

968
00:45:18,970 --> 00:45:24,480
>> Bel蓹 ki, 蓹g蓹r indi sort, b眉t眉n bu verilmi艧
s枚zd蓹 m眉h蓹ndis papaq qoymaq,

969
00:45:24,480 --> 00:45:27,417
firewall deyil蓹n 艧eyl蓹r nec蓹 莽al谋艧谋r?

970
00:45:27,417 --> 00:45:29,750
Bel蓹 ki, 眉mumiyy蓹tl蓹, y蓹qin edirik
firewall il蓹 tan谋艧,

971
00:45:29,750 --> 00:45:30,990
fiziki m蓹nada 莽ox deyil.

972
00:45:30,990 --> 00:45:32,470
Bel蓹 ki, g眉n geri,
v蓹 h蓹l蓹 d蓹 bu g眉n,

973
00:45:32,470 --> 00:45:35,430
Siz strip m蓹rk蓹zl蓹ri kimi var, 蓹g蓹r
ma臒aza bir 莽ox instansiya,

974
00:45:35,430 --> 00:45:38,500
aras谋nda, 眉mumiyy蓹tl蓹, divarlar谋
f蓹rdi ma臒azalar v蓹 ya ma臒azalar谋

975
00:45:38,500 --> 00:45:43,180
m蓹nada firewall var ki,
x眉susi izolyasiyas谋

976
00:45:43,180 --> 00:45:45,310
ki, 蓹g蓹r bel蓹 bir yan臒谋n
bir ma臒aza h蓹yata pozur,

977
00:45:45,310 --> 00:45:48,210
m眉tl蓹q deyil
ma臒aza n枚vb蓹ti qap谋 yay谋lm谋艧d谋r.

978
00:45:48,210 --> 00:45:51,710
>> komp眉ter d眉nya da firewall var
ki, f蓹rqli bir 艧ey.

979
00:45:51,710 --> 00:45:52,798
Bir ild谋r谋m n蓹 edir?

980
00:45:52,798 --> 00:45:53,298
Evet?

981
00:45:53,298 --> 00:45:55,290
>> Auditoriya: 茝sas蓹n
Onlar ba臒lant谋s谋 k蓹silmi艧

982
00:45:55,290 --> 00:45:59,493
Onlar bir 艧ey kar艧谋la艧谋rsan谋z
kimi, misal 眉莽眉n,

983
00:45:59,493 --> 00:46:01,361
Onlar id hesabatlar谋n谋n var.

984
00:46:01,361 --> 00:46:04,340
V蓹 bir 艧ey ba艧 ver蓹rs蓹,
onlar ba臒lant谋s谋 k蓹sdi.

985
00:46:04,340 --> 00:46:07,570
Bu z蓹r蓹rli h眉cum kimi
[I艧itilemez] Sizin komp眉ter, or--

986
00:46:07,570 --> 00:46:08,630
>> DAVID J. MALAN: OK yax艧谋.

987
00:46:08,630 --> 00:46:11,220
B蓹li, v蓹 蓹slind蓹 etdiyiniz
h蓹tta uzaq bir az gedir

988
00:46:11,220 --> 00:46:14,590
bir 艧ey izah ola bil蓹r ki,
bir m眉daxil蓹nin a艧karlanmas谋 sistemi deyil蓹n,

989
00:46:14,590 --> 00:46:18,305
v蓹 ya IDS q谋sa 眉莽眉n, vasit蓹si siz蓹
h蓹qiq蓹t蓹n m眉蓹yy蓹n qaydalar谋 var.

990
00:46:18,305 --> 00:46:22,140
V蓹 艧眉bh蓹li g枚rm蓹k ba艧lamaq 蓹g蓹r
davran谋艧, ona son qoymaq 眉莽眉n c蓹hd edin.

991
00:46:22,140 --> 00:46:24,250
>> V蓹 bir firewall, s蓹mimi,
bir 艧蓹b蓹k蓹 s蓹viyy蓹d蓹,

992
00:46:24,250 --> 00:46:26,821
h蓹tta dumber v蓹 asand谋r
莽ox, 眉mumiyy蓹tl蓹.

993
00:46:26,821 --> 00:46:29,070
V蓹 m眉xt蓹lif n枚v var
d眉nyada firewall.

994
00:46:29,070 --> 00:46:31,569
Lakin f蓹aliyy蓹t olanlar
biz today-- s枚hb蓹t edirik s蓹viyy蓹si

995
00:46:31,569 --> 00:46:35,330
IP v蓹 TCP-- h蓹tta i艧
daha straightforwardly.

996
00:46:35,330 --> 00:46:39,180
>> M蓹s蓹l蓹n, 蓹g蓹r siz Yale sistemi idi
idar蓹莽il蓹ri, v蓹 ya Harvard sistemi

997
00:46:39,180 --> 00:46:42,020
idar蓹莽il蓹ri, v蓹 ya b蓹zi Big
Bir 艧irk蓹tin Brother,

998
00:46:42,020 --> 00:46:45,040
v蓹 b眉t眉n qar艧谋s谋n谋 almaq ist蓹yirdi sizin
t蓹l蓹b蓹l蓹r v蓹 ya i艧莽il蓹rin b眉t眉n

999
00:46:45,040 --> 00:46:47,619
facebook.com ged蓹n,
b眉t眉n Siz var

1000
00:46:47,619 --> 00:46:50,160
蓹min olun ki, b眉t眉n ki, onlar谋n
ilk n枚vb蓹d蓹 艧蓹b蓹k蓹 trafik,

1001
00:46:50,160 --> 00:46:51,850
x眉susi cihaz vasit蓹sil蓹 gedir.

1002
00:46:51,850 --> 00:46:53,030
Bir firewall z蓹ng ed蓹k.

1003
00:46:53,030 --> 00:46:54,910
>> V蓹 莽眉nki, g枚z蓹l var
Siz router ed蓹 bil蓹rsiniz

1004
00:46:54,910 --> 00:46:57,618
bir firewall kimi eyni 艧ey
proqram eyni c眉r qoymaq

1005
00:46:57,618 --> 00:46:58,940
eyni ma艧谋n.

1006
00:46:58,940 --> 00:47:01,780
Bel蓹 ki, t蓹l蓹b蓹l蓹rin b眉t眉n 蓹g蓹r
v蓹 ya i艧莽il蓹rin yol

1007
00:47:01,780 --> 00:47:04,450
bu ke莽ir
m蓹rk蓹zi firewall, nec蓹

1008
00:47:04,450 --> 00:47:08,540
biz ged蓹n insanlar谋n qar艧谋s谋n谋 ki,
m蓹s蓹l蓹n facebook.com, 眉莽眉n nec蓹?

1009
00:47:08,540 --> 00:47:10,780
N蓹 sistemi olard谋
administrator n蓹 etm蓹k laz谋md谋r?

1010
00:47:10,780 --> 00:47:11,370
H蓹r k蓹sd蓹n?

1011
00:47:11,370 --> 00:47:12,911
Nin 蓹traf谋nda getm蓹k 眉莽眉n c蓹hd ed蓹k.

1012
00:47:12,911 --> 00:47:15,074
>> Auditoriya: [i艧itilemez]

1013
00:47:15,074 --> 00:47:16,365
DAVID J. MALAN: Daha dem蓹k?

1014
00:47:16,365 --> 00:47:19,215
Auditoriya: Bu, yaln谋z almaq laz谋md谋r
sistemi daxilind蓹 tutdu.

1015
00:47:19,215 --> 00:47:22,487
Bel蓹 ki, yaln谋z 127.0.0-- daxil Facebook qoymaq

1016
00:47:22,487 --> 00:47:23,820
DAVID J. MALAN: Oh, maraql谋.

1017
00:47:23,820 --> 00:47:27,290
Bel蓹 ki, sonra, h蓹qiq蓹t蓹n, bil蓹rsiniz
DNS sistemi hack.

1018
00:47:27,290 --> 00:47:31,180
Bu, h蓹qiq蓹t蓹n, siz bunu ed蓹 bil蓹r bir yoldur
vasit蓹si h蓹r zaman bir Yale t蓹l蓹b蓹 莽谋xarmaz

1019
00:47:31,180 --> 00:47:34,670
www.facebook.com, b眉t眉n
kampus biz蓹 bu g眉n burada

1020
00:47:34,670 --> 00:47:38,590
Yale nin DNS server istifad蓹 olunur,
Yale nin DHCP server biz蓹 verdi, 莽眉nki

1021
00:47:38,590 --> 00:47:39,580
ki, 眉nvan谋.

1022
00:47:39,580 --> 00:47:42,490
Bel蓹 ki, B蓹li, siz bil蓹r c眉r
艧eyi v蓹 ya break konvensiya q谋rmaq

1023
00:47:42,490 --> 00:47:49,190
yaln谋z B蓹li dey蓹r蓹k
facebook.com 眉nvan谋, saxta

1024
00:47:49,190 --> 00:47:52,530
olan 1.2.3.4 edir
h蓹qiq蓹t蓹n qanuni deyil.

1025
00:47:52,530 --> 00:47:53,930
V蓹 ya b蓹lk蓹 278 var.

1026
00:47:53,930 --> 00:47:57,460
TV 艧ou da n蓹 idi
an 蓹vv蓹l ki, he莽 birimiz

1027
00:47:57,460 --> 00:47:59,176
h蓹qiq蓹t蓹n facebook.com ed蓹 bil蓹rsiniz.

1028
00:47:59,176 --> 00:48:00,590
>> Bel蓹 ki, Yale etdi g眉man edirl蓹r.

1029
00:48:00,590 --> 00:48:03,336
Yale saxlamaq ist蓹yirdi d眉艧眉n蓹k
facebook.com h蓹yata siz.

1030
00:48:03,336 --> 00:48:05,700
Ona g枚r蓹 d蓹, onlar
DNS ayarlar谋n谋 d蓹yi艧ib

1031
00:48:05,700 --> 00:48:08,812
bir saxta IP verm蓹k
facebook.com 眉莽眉n.

1032
00:48:08,812 --> 00:48:10,616
Nec蓹 cavab yoxdur?

1033
00:48:10,616 --> 00:48:12,990
Texniki, oh deyilik indi
h蓹r k蓹s i艧tirak etm蓹k ist蓹yir.

1034
00:48:12,990 --> 00:48:13,490
B蓹li, OK.

1035
00:48:13,490 --> 00:48:16,190
Auditoriya: Siz yaln谋z yaz谋n
Facebook faktiki IP 眉nvan谋.

1036
00:48:16,190 --> 00:48:16,710
>> DAVID J. MALAN: OK, yax艧谋.

1037
00:48:16,710 --> 00:48:19,350
Bel蓹 ki, biz yaln谋z yaz谋n bil蓹r
Facebook faktiki IP 眉nvan,

1038
00:48:19,350 --> 00:48:21,090
莽ox kimi m蓹n Yale nin sayt谋na etdi.

1039
00:48:21,090 --> 00:48:24,636
V蓹 Facebook server yap谋land谋r谋lm谋艧 蓹g蓹r
bu d蓹st蓹k 眉莽眉n, bu, h蓹qiq蓹t蓹n i艧l蓹m蓹lidir.

1040
00:48:24,636 --> 00:48:26,510
Bu ki莽ik bir a臒r谋 var
boyun, indi biz, 莽眉nki

1041
00:48:26,510 --> 00:48:30,220
b蓹zi t蓹sad眉fi yadda var
32-bit d蓹y蓹ri lakin i艧l蓹m蓹k bil蓹r.

1042
00:48:30,220 --> 00:48:31,622
Ba艧qa n蓹 ed蓹 bil蓹r?

1043
00:48:31,622 --> 00:48:32,121
B蓹li.

1044
00:48:32,121 --> 00:48:35,117
>> Auditoriya: Siz d蓹yi艧蓹 bil蓹r
bu parametrl蓹ri [i艧itilemez].

1045
00:48:35,117 --> 00:48:37,700
DAVID J. MALAN: B蓹li, siz bil蓹r
h蓹tta DNS ayarlar谋n谋 d蓹yi艧dirm蓹k.

1046
00:48:37,700 --> 00:48:40,480
Bel蓹 ki, 蓹slind蓹, bu 蓹slind蓹
olduqca faydal谋, s蓹mimi,

1047
00:48:40,480 --> 00:48:45,590
茝g蓹r hava liman谋nda, v蓹 ya 蓹g蓹r
Bir kafe, v蓹 ya bir 艧ey ist蓹yirik ki,

1048
00:48:45,590 --> 00:48:48,834
layl谋 internet vasit蓹si b蓹z蓹n var
DNS server yaln谋z i艧 dayan谋r.

1049
00:48:48,834 --> 00:48:51,000
Bel蓹 ki, h蓹tta m蓹n b蓹z蓹n n蓹
Bu, 眉莽眉n z蓹r蓹rli deyil, m蓹n

1050
00:48:51,000 --> 00:48:52,750
Facebook istifad蓹 etm蓹k ist蓹yir蓹m
Tani艧l谋臒谋n m蓹qs蓹di, lakin h蓹qiq蓹t蓹n

1051
00:48:52,750 --> 00:48:56,344
M蓹n bir 艧蓹b蓹k蓹 var g枚r眉n眉r, 莽眉nki
蓹laq蓹, lakin he莽 bir 艧ey 莽al谋艧谋r.

1052
00:48:56,344 --> 00:48:58,260
Ilk v蓹 bel蓹 bir
艧eyl蓹r C蓹hd v蓹

1053
00:48:58,260 --> 00:49:01,710
too-- Windows bunu ed蓹 bil蓹rsiniz, lakin
m蓹nim Mac, m蓹n Network getm蓹k 蓹g蓹r.

1054
00:49:01,710 --> 00:49:03,330
M蓹n Wi-Fi ba臒lant谋s谋 download.

1055
00:49:03,330 --> 00:49:04,750
M蓹n Advanced gedin.

1056
00:49:04,750 --> 00:49:06,080
M蓹n DNS gedin.

1057
00:49:06,080 --> 00:49:08,260
Bu 眉莽
IP ki Yale m眉raci蓹t

1058
00:49:08,260 --> 00:49:10,290
眉莽 DNS server m蓹n蓹 verilm蓹si.

1059
00:49:10,290 --> 00:49:14,110
M蓹n蓹 h蓹r hans谋 c蓹hd etm蓹k 眉莽眉n m蓹qs蓹d sonra
bu bir 眉nvanlar谋n谋 h蓹ll etm蓹k.

1060
00:49:14,110 --> 00:49:15,946
>> Amma yaln谋艧 bil蓹r
bir plus etm蓹kl蓹 bu.

1061
00:49:15,946 --> 00:49:18,333
V蓹 h蓹r k蓹s bir DNS server t蓹klif etm蓹k ist蓹yirsiniz?

1062
00:49:18,333 --> 00:49:19,120
>> Auditoriya: 8.8.8.8?

1063
00:49:19,120 --> 00:49:20,578
>> DAVID J. MALAN: Oh, siz g枚z蓹l ist蓹yirik.

1064
00:49:20,578 --> 00:49:21,650
B蓹li, 8.8.8.8.

1065
00:49:21,650 --> 00:49:26,170
Google, onlar谋n 眉r蓹kl蓹ri raz谋 olsun
, IP 眉nvan 8.8.8.8 al谋b

1066
00:49:26,170 --> 00:49:29,560
bu c眉r Gs kimi g枚r眉n眉r, 莽眉nki
y蓹qin ki, v蓹 yadda asand谋r.

1067
00:49:29,560 --> 00:49:34,820
艦眉bh蓹siz ki, indi konfiqurasiya m蓹nim
Komp眉ter Google DNS server istifad蓹 etm蓹k.

1068
00:49:34,820 --> 00:49:38,050
>> Bel蓹 ki, indi yale.edu getm蓹k 蓹g蓹r,
h蓹l蓹 d蓹 i艧l蓹m蓹y蓹 davam edir.

1069
00:49:38,050 --> 00:49:40,100
Amma Yale nin istifad蓹 deyil蓹m
Art谋q DNS server.

1070
00:49:40,100 --> 00:49:44,430
M蓹n facebook.com getm蓹k 蓹g蓹r,
o b眉t眉n up baxmaq

1071
00:49:44,430 --> 00:49:45,960
Google vasit蓹sil蓹 getm蓹k 眉莽眉n gedir.

1072
00:49:45,960 --> 00:49:49,120
>> Bel蓹 ki, bir t蓹r蓹fd蓹n, m蓹n a臒谋lla var
yerli sistemi circumvented

1073
00:49:49,120 --> 00:49:51,810
sad蓹c蓹 idar蓹莽il蓹r
i艧l蓹ri 艧蓹b蓹k蓹 nec蓹 d蓹rk.

1074
00:49:51,810 --> 00:49:53,360
Amma bir d蓹y蓹r 枚d蓹yir al谋ram.

1075
00:49:53,360 --> 00:49:54,740
He莽 bir 艧ey pulsuzdur.

1076
00:49:54,740 --> 00:49:56,096
M蓹n yaln谋z n蓹 q蓹d蓹r verdik?

1077
00:49:56,096 --> 00:50:00,180

1078
00:50:00,180 --> 00:50:02,250
M蓹n yaln谋z n蓹 q蓹d蓹r verdik?

1079
00:50:02,250 --> 00:50:06,090
Var Siz b眉t眉n a臒谋ll谋 insanlar
bu s蓹rin var, 莽眉nki 8.8.8.8 istifad蓹

1080
00:50:06,090 --> 00:50:10,440
v蓹 ya n蓹 probleml蓹ri h蓹ll edir
Siz b眉t眉n bu vaxt bunu edilmi艧dir?

1081
00:50:10,440 --> 00:50:11,910
>> Auditoriya: uzaq s蓹yah蓹t?

1082
00:50:11,910 --> 00:50:15,201
>> DAVID J. MALAN: B蓹lk蓹, uzaq s蓹yah蓹t
莽眉nki Google y蓹qin ki, kifay蓹t q蓹d蓹r

1083
00:50:15,201 --> 00:50:16,770
k眉莽蓹 a艧a臒谋 server kimi yax谋n.

1084
00:50:16,770 --> 00:50:18,420
Amma daha worrisomely.

1085
00:50:18,420 --> 00:50:18,920
Evet?

1086
00:50:18,920 --> 00:50:20,940
>> Auditoriya: Bel蓹 ki, indi Google
siz davam oldu臒unuz bilir.

1087
00:50:20,940 --> 00:50:23,856
>> DAVID J. MALAN: Google s枚z眉n bilir
Haz谋rda h蓹r haqqinda,

1088
00:50:23,856 --> 00:50:26,080
s枚z眉n 莽眉nki
onlardan xahi艧, Google hey,

1089
00:50:26,080 --> 00:50:28,360
M蓹nim 眉莽眉n yale.edu t蓹rc眉m蓹 ed蓹 bil蓹rsiniz?

1090
00:50:28,360 --> 00:50:32,430
V蓹 ya Google hey, siz t蓹rc眉m蓹 ed蓹 bil蓹rsiniz
M蓹nim 眉莽眉n bu dig蓹r haqqinda 眉nvan谋

1091
00:50:32,430 --> 00:50:33,334
bir IP 眉nvan daxil.

1092
00:50:33,334 --> 00:50:35,750
V蓹 m蓹n he莽 var they're--
Siz s枚hb蓹t etdiyiniz n蓹 fikir.

1093
00:50:35,750 --> 00:50:38,080
V蓹 bel蓹 ki, onlar haqq谋nda h蓹r 艧eyi bilirik.

1094
00:50:38,080 --> 00:50:42,180
Bel蓹 ki, bu bir pulsuz xidm蓹t edir ki, h蓹yata
onlar谋n n枚qteyi m蓹qs蓹di il蓹

1095
00:50:42,180 --> 00:50:42,680
h蓹m莽inin.

1096
00:50:42,680 --> 00:50:44,420
Lakin 蓹lb蓹tt蓹 bil蓹r
bir bind 莽谋xmaq.

1097
00:50:44,420 --> 00:50:46,380
>> 陌ndi yaln谋z bir dig蓹r 眉莽眉n
tez-tez g蓹lir m蓹s蓹l蓹

1098
00:50:46,380 --> 00:50:48,640
t蓹l蓹b蓹l蓹r aras谋nda x眉susil蓹
beyn蓹lxalq s蓹yah蓹t zaman

1099
00:50:48,640 --> 00:50:50,765
kimi m眉蓹yy蓹n 枚lk蓹l蓹rd蓹
H蓹qiq蓹t蓹n 脟in, orada

1100
00:50:50,765 --> 00:50:54,559
脟in vasit蓹si bir b枚y眉k Firewall deyil
H枚kum蓹t orada bloklar谋 olduqca

1101
00:50:54,559 --> 00:50:56,100
m眉xt蓹lif s蓹viyy蓹l蓹rd蓹 yol bir az.

1102
00:50:56,100 --> 00:50:58,141
Siz yaln谋z yoxdur
s蓹viyy蓹sind蓹 blok yol

1103
00:50:58,141 --> 00:51:01,240
Biz ba艧qa, burada DNS s枚hb蓹t v蓹 ya edirik
dig蓹r s蓹viyy蓹l蓹rd蓹 onu blok ed蓹 bil蓹rsiniz.

1104
00:51:01,240 --> 00:51:04,030
>> V蓹 蓹slind蓹, yaln谋z
ayd谋n, bir firewall

1105
00:51:04,030 --> 00:51:08,400
daha sad蓹c蓹 莽ox f蓹aliyy蓹t g枚st蓹r蓹 bil蓹r
sistem y枚neticilerinin d蓹yi艧iklik olan

1106
00:51:08,400 --> 00:51:09,500
DNS parametrl蓹ri.

1107
00:51:09,500 --> 00:51:12,920
A firewall aras谋nda bir cihaz
AB艦 v蓹 d眉nyan谋n qalan,

1108
00:51:12,920 --> 00:51:16,850
yaln谋z h蓹r hans谋 bir ged蓹n blok ed蓹 bil蓹r
IP 眉nvan谋 sor臒u

1109
00:51:16,850 --> 00:51:21,240
port 80 Facebook, v蓹 ya
Harvard.edu 眉莽眉n IP 眉nvan,

1110
00:51:21,240 --> 00:51:22,580
v蓹 ya bir 艧ey IP 眉nvan谋.

1111
00:51:22,580 --> 00:51:26,280
Bel蓹 ki, bir firewall baxmaq ed蓹 bil蓹rsiniz
z蓹rfl蓹ri IP 眉nvanlar谋 v蓹 h蓹tta port

1112
00:51:26,280 --> 00:51:29,384
Yale ist蓹yirdi, 蓹g蓹r n枚mr蓹l蓹ri,
yaln谋z ham谋m谋z dayand谋rmaq bil蓹r

1113
00:51:29,384 --> 00:51:32,550
olan ki, h蓹tta art谋q FTP istifad蓹
y蓹qin ki, 莽眉nki yax艧谋 bir 艧ey ola

1114
00:51:32,550 --> 00:51:34,320
H蓹qiq蓹t蓹n bir etibars谋z protokoldur.

1115
00:51:34,320 --> 00:51:37,620
Yale h蓹tta bizi dayand谋rmaq bil蓹r
web tam ziyar蓹t

1116
00:51:37,620 --> 00:51:42,632
yaln谋z b眉t眉n port blok t蓹r蓹find蓹n
say谋 80 yol h蓹m莽inin.

1117
00:51:42,632 --> 00:51:43,840
Bel蓹 ki, ba艧qa bir yol ola bil蓹r.

1118
00:51:43,840 --> 00:51:45,740
V蓹 h蓹tta merakl谋s谋 yollar谋 var.

1119
00:51:45,740 --> 00:51:47,770
>> Amma s蓹yah蓹t etdiyiniz zaman
xaricd蓹, m蓹s蓹l蓹n,

1120
00:51:47,770 --> 00:51:50,740
v蓹 ya bir internet kafed蓹 蓹g蓹r,
h蓹r yerd蓹 蓹g蓹r v蓹 ya oldu臒u

1121
00:51:50,740 --> 00:51:53,179
blockages v蓹 ya t蓹hdid, siz n蓹 ed蓹 bil蓹r?

1122
00:51:53,179 --> 00:51:56,220
Yax艧谋, siz k眉莽蓹 a艧a臒谋 getm蓹k 蓹g蓹r
Starbucks v蓹 ya bir hava liman谋nda s蓹yah蓹t

1123
00:51:56,220 --> 00:51:58,780
眉mumiyy蓹tl蓹 yaln谋z hop bil蓹r
Wi-Fi se莽erek

1124
00:51:58,780 --> 00:52:04,631
kimi, Laguardia Wi-Fi JFK Wi-Fi,
v蓹 ya Logan Airport Wi-Fi, v蓹 ya n蓹 deyil.

1125
00:52:04,631 --> 00:52:05,880
V蓹 sa臒, 艧ifrelenmi艧 deyil?

1126
00:52:05,880 --> 00:52:06,949
He莽 bir asma kilit icon var.

1127
00:52:06,949 --> 00:52:09,490
V蓹 y蓹qin ki, istenir deyilik
bir istifad蓹莽i ad谋 v蓹 parol.

1128
00:52:09,490 --> 00:52:11,240
Siz yaln谋z istenir edirik
b蓹zi axmaq formada

1129
00:52:11,240 --> 00:52:15,260
kimi dem蓹k, m蓹n bu yaln谋z istifad蓹 raz谋
30 d蓹qiq蓹, v蓹 ya kimi bir 艧ey.

1130
00:52:15,260 --> 00:52:18,761
>> Amma aras谋nda he莽 bir 艧ifr蓹l蓹m蓹 var
Siz v蓹 Starbucks Wi-Fi giri艧

1131
00:52:18,761 --> 00:52:20,760
point, h蓹r 艧eyi il蓹
divar antenalar谋n.

1132
00:52:20,760 --> 00:52:24,840
Sizin aran谋zda he莽 bir 艧ifreleme var
v蓹 aeroportun Wi-Fi siqnallar谋.

1133
00:52:24,840 --> 00:52:29,060
>> V蓹 bel蓹 texniki ki, 眉rpertici 艧蓹xs
sizd蓹n a艧a臒谋 bir ne莽蓹 oturacaqlar oturan

1134
00:52:29,060 --> 00:52:31,970
Starbucks v蓹 ya hava liman谋nda
sa臒 proqram t蓹minat谋 il蓹, ola bil蓹r,

1135
00:52:31,970 --> 00:52:35,164
Sizin simsiz b眉t眉n izl蓹m蓹k
onun laptop yol.

1136
00:52:35,164 --> 00:52:37,080
Bu 莽蓹tin deyil
n蓹 bir laptop qoymaq

1137
00:52:37,080 --> 00:52:39,880
kar谋艧谋k rejimind蓹 adl谋,
olan ad谋 t蓹klif kimi,

1138
00:52:39,880 --> 00:52:41,760
c眉r ist蓹yirik dem蓹kdir
qaydalar谋 il蓹 bo艧.

1139
00:52:41,760 --> 00:52:44,740
V蓹 yaln谋z yaln谋z dinl蓹yir
bunun 眉莽眉n n蓹z蓹rd蓹 trafik,

1140
00:52:44,740 --> 00:52:47,700
lakin h蓹r k蓹s var da
daxilind蓹 yol.

1141
00:52:47,700 --> 00:52:50,550
>> V蓹 m蓹ntiqi il蓹, g枚r蓹 bil蓹rsiniz
m蓹lumat paket b眉t眉n

1142
00:52:50,550 --> 00:52:51,360
Siz q蓹bul etdiyiniz.

1143
00:52:51,360 --> 00:52:53,510
V蓹 bu paket 蓹g蓹r
siz, 艧ifrelenmi艧 deyil

1144
00:52:53,510 --> 00:52:56,680
riski 枚z眉n眉z眉 qoyulmas谋
Sizin e-po莽t, v蓹 ya sizin mesaj,

1145
00:52:56,680 --> 00:52:58,620
v蓹 ya ba艧qa bir 艧ey m蓹ruz olmaq.

1146
00:52:58,620 --> 00:53:01,220
>> Bel蓹 ki, xaricd蓹 deyilik, h蓹tta
lakin yaln谋z Starbucks ist蓹yirik,

1147
00:53:01,220 --> 00:53:03,800
v蓹 ya bir t蓹sad眉fi 艧蓹xs etdiyiniz
艦ifrelenmi艧 deyil Wi-Fi,

1148
00:53:03,800 --> 00:53:05,410
bir VPN yax艧谋 bir 艧ey deyil.

1149
00:53:05,410 --> 00:53:07,410
A VPN virtual 枚z蓹l 艧蓹b蓹k蓹 edir.

1150
00:53:07,410 --> 00:53:09,480
V蓹 bir texnologiya var
ki, imkan verir

1151
00:53:09,480 --> 00:53:14,560
艧ifreli, Pi艧mi艧 connection--
Sezar v蓹 ya Vigenere-- daha merakl谋s谋

1152
00:53:14,560 --> 00:53:17,420
Sizin laptop, v蓹 ya aras谋nda
telefon, v蓹 ya masa 眉st眉,

1153
00:53:17,420 --> 00:53:22,460
v蓹 dig蓹r kimi bir server
Yale nin kampus bir server.

1154
00:53:22,460 --> 00:53:25,840
>> V蓹 abroad-- s蓹yah蓹t edirsinizs蓹
v蓹 蓹slind蓹, siz otell蓹rd蓹 bu tapmaq

1155
00:53:25,840 --> 00:53:26,560
h蓹r zaman.

1156
00:53:26,560 --> 00:53:28,580
V蓹 x眉susil蓹 Aspiring
komp眉ter aliml蓹ri

1157
00:53:28,580 --> 00:53:32,090
burada u艧aqlar bil蓹r, geeks kimi,
80 ba艧qa port istifad蓹 etm蓹k ist蓹diyiniz,

1158
00:53:32,090 --> 00:53:35,770
v蓹 443-- ba艧qa limanlar谋 v蓹
蓹slind蓹 problem 眉莽眉n, alt谋 m眉蓹yy蓹n

1159
00:53:35,770 --> 00:53:39,280
biz 莽ox il蓹 oynayaca臒谋q
Yaln谋z bir 莽ox choice-- il蓹 TCP port

1160
00:53:39,280 --> 00:53:42,940
otel, ma臒azalar v蓹 艧蓹b蓹k蓹l蓹ri
yaln谋z stuff ki c眉r qar艧谋s谋n谋 almaq

1161
00:53:42,940 --> 00:53:45,970
q蓹d蓹r naively onlar
v蓹 ya nadanl谋q, yaln谋z d眉艧眉nm蓹k

1162
00:53:45,970 --> 00:53:48,010
he莽 bir ba艧qa limanlar谋 laz谋md谋r.

1163
00:53:48,010 --> 00:53:51,150
>> V蓹 bel蓹 bir VPN istifad蓹 ed蓹r蓹k ed蓹 bil蓹rsiniz
m蓹hdudiyy蓹tl蓹r bu c眉r alt

1164
00:53:51,150 --> 00:53:54,050
n蓹 VPN yoxdur, 莽眉nki
Bu, Starbucks siz蓹 imkan verir

1165
00:53:54,050 --> 00:53:58,630
v蓹 ya hava liman谋nda, v蓹 ya d眉nyan谋n h蓹r hans谋
yale.edu 眉莽眉n encryptedly qo艧ulmaq 眉莽眉n,

1166
00:53:58,630 --> 00:54:02,950
kampus burada server,
v蓹 sonra tunel, bel蓹 ki, dan谋艧maq

1167
00:54:02,950 --> 00:54:06,570
Sizin trafik b眉t眉n yerd蓹n
Siz, Yale vasit蓹sil蓹 hans谋 n枚qt蓹d蓹

1168
00:54:06,570 --> 00:54:08,720
sonra onun son t蓹yinat gedir.

1169
00:54:08,720 --> 00:54:11,150
>> Amma 艦ifreleme, siz
bu c眉r h蓹r hans谋 qar艧谋s谋n谋 almaq

1170
00:54:11,150 --> 00:54:15,380
filtreler v蓹 ya t蓹tbiq ki,
b蓹zi yerli 艧蓹b蓹k蓹 t蓹tbiq edib.

1171
00:54:15,380 --> 00:54:17,980
V蓹 plus, bir var
daha 莽ox m枚hk蓹m m眉dafi蓹

1172
00:54:17,980 --> 00:54:19,730
眉rpertici xalq谋na qar艧谋
Siz 蓹traf谋nda kim bil蓹r

1173
00:54:19,730 --> 00:54:21,300
trafik qulaq asmaq 眉莽眉n 莽al谋艧谋r谋q olun.

1174
00:54:21,300 --> 00:54:24,591
H蓹l蓹 d蓹 burada 眉rpertici insanlar ola bil蓹r
trafik seyr Yale geri ev

1175
00:54:24,591 --> 00:54:28,440
蓹n az谋 VPN 莽谋x谋r, lakin
Siz uzaq t蓹hl眉k蓹 s枚vq etdik.

1176
00:54:28,440 --> 00:54:30,490
V蓹 bir ticar蓹t off, burada da var.

1177
00:54:30,490 --> 00:54:33,645
>> 陌ndi 蓹lb蓹tt蓹, siz 蓹g蓹r
脟in v蓹 ya h蓹tta kafed蓹,

1178
00:54:33,645 --> 00:54:35,770
v蓹 b眉t眉n tunel edirik
Yale vasit蓹sil蓹 yol,

1179
00:54:35,770 --> 00:54:37,590
b蓹lk蓹 n蓹 qiym蓹t 枚d蓹yir?

1180
00:54:37,590 --> 00:54:38,272
>> Auditoriya: Speed.

1181
00:54:38,272 --> 00:54:39,480
DAVID J. MALAN: Speed, sa臒?

1182
00:54:39,480 --> 00:54:41,430
B蓹zi math olmal谋d谋r var
v蓹 ya fanciness c蓹lb

1183
00:54:41,430 --> 00:54:42,574
faktiki 艧ifreleme.

1184
00:54:42,574 --> 00:54:44,990
Minl蓹rl蓹 ola bil蓹r
m蓹saf蓹 v蓹 ya minl蓹rl蓹 mil

1185
00:54:44,990 --> 00:54:47,250
Siz v蓹 Yale aras谋nda kabell蓹r mil.

1186
00:54:47,250 --> 00:54:49,800
V蓹 bu edirsinizs蓹, h蓹qiq蓹t蓹n, pis deyil
脟ind蓹, m蓹s蓹l蓹n,

1187
00:54:49,800 --> 00:54:51,650
v蓹 ziyar蓹t etm蓹k ist蓹yir蓹m
脟ind蓹 veb.

1188
00:54:51,650 --> 00:54:54,230
V蓹 bel蓹 ki, sizin data gedir
AB艦, v蓹 sonra geri 脟in

1189
00:54:54,230 --> 00:54:56,620
yaln谋z 艦ifreleme oldu臒unuz
Bu tunel vasit蓹sil蓹 bu.

1190
00:54:56,620 --> 00:54:59,960
>> Amma bu texniki h蓹ll
v蓹 eyni probleml蓹ri 莽al谋艧谋r.

1191
00:54:59,960 --> 00:55:02,050
Amma b眉t眉n sonunda a艧a臒谋
Bu 莽ox sad蓹 fikir.

1192
00:55:02,050 --> 00:55:06,530
V蓹 Harvard, o maraql谋 眉莽眉n var
burada h蓹m莽inin, vpn.harvard.edu da,

1193
00:55:06,530 --> 00:55:09,150
olan yaln谋z Yale nin kimi f蓹aliyy蓹t g枚st蓹rir.

1194
00:55:09,150 --> 00:55:12,580
>> , Niy蓹 bildirib ki, b眉t眉n bel蓹
Bu b眉t眉n 艧蓹b蓹k蓹 faydal谋d谋r?

1195
00:55:12,580 --> 00:55:14,080
V蓹 biz onunla bunu ed蓹 bil蓹rsiniz?

1196
00:55:14,080 --> 00:55:15,630
Yax艧谋, indi daha real ed蓹k.

1197
00:55:15,630 --> 00:55:17,610
Bu kisaltmasidir
olan bizim 蓹n

1198
00:55:17,610 --> 00:55:22,140
y蓹qin ki, super familiar-- HTTP--
olan hiper m蓹tn transfer 眉莽眉n dayan谋r

1199
00:55:22,140 --> 00:55:22,950
Protokol.

1200
00:55:22,950 --> 00:55:26,460
V蓹 bu, yaln谋z bu dem蓹kdir
dil, protokol

1201
00:55:26,460 --> 00:55:29,140
web browser v蓹 web server dan谋艧maq.

1202
00:55:29,140 --> 00:55:31,437
>> HTTP P h蓹qiq蓹t蓹n bir protokoldur.

1203
00:55:31,437 --> 00:55:33,270
V蓹 protokol yaln谋z
konvensiyalar谋n bir s谋ra.

1204
00:55:33,270 --> 00:55:36,690
Biz g枚rd眉k IP-- 陌nternet Protokolu
TCP-- 枚t眉r眉lm蓹si n蓹zar蓹t

1205
00:55:36,690 --> 00:55:38,290
Protokolu v蓹 HTTP.

1206
00:55:38,290 --> 00:55:40,570
Amma bu axmaq n蓹
bir protokol 艧ey?

1207
00:55:40,570 --> 00:55:41,930
Bu konvensiyalar yaln谋z bir set var.

1208
00:55:41,930 --> 00:55:43,760
>> Bel蓹likl蓹, m蓹n n枚v enm蓹k 蓹g蓹r
burada, m蓹n sizi salamlay谋ram ist蓹yir蓹m.

1209
00:55:43,760 --> 00:55:44,930
M蓹n ad David edir, hi dem蓹k olard谋.

1210
00:55:44,930 --> 00:55:45,600
>> Auditoriya: Luis.

1211
00:55:45,600 --> 00:55:46,475
>> DAVID J. MALAN: Luis.

1212
00:55:46,475 --> 00:55:49,360
Biz bu axmaq insan var
Burada 蓹l silk蓹l蓹m蓹k Konvensiyas谋.

1213
00:55:49,360 --> 00:55:50,570
Amma ki, protokol, sa臒?

1214
00:55:50,570 --> 00:55:51,470
M蓹n 蓹lini uzatd谋.

1215
00:55:51,470 --> 00:55:52,530
Luis 蓹lini uzatd谋.

1216
00:55:52,530 --> 00:55:53,070
Biz bu idi.

1217
00:55:53,070 --> 00:55:54,790
V蓹 sonra tam edilir.

1218
00:55:54,790 --> 00:55:58,100
>> V蓹 eyni var
Komp眉ter protokol ruhu

1219
00:55:58,100 --> 00:56:02,770
harada HTTP kimi n蓹 olar bu.

1220
00:56:02,770 --> 00:56:05,520
Siz komp眉ter varsa
burada sol v蓹 b蓹zi web var

1221
00:56:05,520 --> 00:56:07,230
sa臒 orada server.

1222
00:56:07,230 --> 00:56:11,130
V蓹 sol komp眉ter ist蓹yir
ki, server m蓹lumat t蓹l蓹b.

1223
00:56:11,130 --> 00:56:13,140
Bu bi-y枚nl眉 蓹m蓹liyyat n枚v眉 var.

1224
00:56:13,140 --> 00:56:15,800
sol, browser
bir veb s蓹hif蓹 眉莽眉n xahi艧 edir.

1225
00:56:15,800 --> 00:56:18,404
sa臒 server
B蓹zi web s蓹hif蓹 il蓹 cavab verir.

1226
00:56:18,404 --> 00:56:20,570
V蓹 biz hans谋 formada g枚r眉rs眉n眉z
bu yaln谋z bir an almaq.

1227
00:56:20,570 --> 00:56:24,311
>> V蓹 bu o computers-- 莽谋x谋r
ki browser v蓹 server v蓹 ya m眉艧t蓹ri

1228
00:56:24,311 --> 00:56:25,310
v蓹 server, bel蓹 dan谋艧maq.

1229
00:56:25,310 --> 00:56:28,120
Bir restoran kimi 莽ox oldu臒u
m眉艧t蓹ri bir 艧ey 眉莽眉n xahi艧 olunur,

1230
00:56:28,120 --> 00:56:31,670
v蓹 server c蓹lb edir
ona v蓹 ya onun almaq 艧ey

1231
00:56:31,670 --> 00:56:33,170
operativ s枚z眉 n枚v眉d眉r.

1232
00:56:33,170 --> 00:56:38,560
S枚z眉n z蓹rfl蓹rin daxilind蓹
m蓹nim brauzerinizin bir web buradan g枚nd蓹rir

1233
00:56:38,560 --> 00:56:40,880
server s枚z almaq deyil.

1234
00:56:40,880 --> 00:56:42,700
M蓹n bug眉nk眉 x蓹b蓹r almaq ist蓹yir蓹m.

1235
00:56:42,700 --> 00:56:45,370
M蓹n m蓹nim almaq ist蓹yir蓹m
Facebook news feed, v蓹 ya

1236
00:56:45,370 --> 00:56:47,330
server b蓹zi s蓹hif蓹ni almaq ist蓹yir蓹m.

1237
00:56:47,330 --> 00:56:50,760
>> X眉susil蓹, bu n蓹 edir
ki, z蓹rfl蓹rin daxilind蓹 ged蓹n.

1238
00:56:50,760 --> 00:56:53,810
Mahiyy蓹tc蓹 Cole il蓹 I, Bel蓹 ki,
Cole cavab g枚nd蓹rdi.

1239
00:56:53,810 --> 00:56:56,750
Siz, h蓹qiq蓹t蓹n, Cole t蓹s蓹vv眉r edin
, Rick Astley bir 艧蓹kil ist蓹di

1240
00:56:56,750 --> 00:57:00,700
o, m蓹n蓹 sor臒u g枚nd蓹rib ola bil蓹r
bu ruhda ox艧ar.

1241
00:57:00,700 --> 00:57:04,670
Onun z蓹rfl蓹rin Inside m蓹n蓹, harada
陌ndi, Google rolunu oynayan al谋ram

1242
00:57:04,670 --> 00:57:08,270
ki, sanki bir sor臒u olacaq
deyir, ir蓹li slash-- sonra almaq v蓹

1243
00:57:08,270 --> 00:57:10,636
v蓹 y蓹qin ki, g枚rd眉m
ir蓹li 蓹vv蓹l URL da slashes.

1244
00:57:10,636 --> 00:57:13,260
Bu, yaln谋z m蓹n蓹 default verm蓹k dem蓹kdir
s蓹hif蓹 default Rick Astley

1245
00:57:13,260 --> 00:57:14,560
bu halda 艧蓹kil.

1246
00:57:14,560 --> 00:57:20,100
>> V蓹 yeri g蓹lmi艧k蓹n, Cole dild蓹 dan谋艧谋r
HTTP versiyas谋 1.1 v蓹 ya protokol 1.1.

1247
00:57:20,100 --> 00:57:22,090
V蓹 orada 莽谋x谋r
eski bir versiyas谋 1.0.

1248
00:57:22,090 --> 00:57:23,910
Lakin komp眉ter 1.1 istifad蓹 edirl蓹r.

1249
00:57:23,910 --> 00:57:27,840
>> 陌kinci x蓹tt faydal谋 艧eydir ki,
b蓹lk蓹 uzun 蓹vv蓹l geri g蓹l蓹c蓹k.

1250
00:57:27,840 --> 00:57:31,900
Amma bu, m蓹nim 眉莽眉n yaln谋z bir d蓹qiql蓹艧dirilm蓹si var
al谋c谋 ki, m蓹n ist蓹yir蓹m 艧ey

1251
00:57:31,900 --> 00:57:33,586
www.google.com edir.

1252
00:57:33,586 --> 00:57:36,340
Bu, 莽ox m眉mk眉nd眉r, 莽眉nki
onlarla bu g眉n,

1253
00:57:36,340 --> 00:57:39,510
web y眉zl蓹rl蓹 il蓹
b眉t眉n m眉xt蓹lif domen adlar谋

1254
00:57:39,510 --> 00:57:40,735
eyni server ya艧ay谋r.

1255
00:57:40,735 --> 00:57:42,860
Bu do臒ru olmaq niyy蓹tind蓹 deyil
Google halda bu q蓹d蓹r.

1256
00:57:42,860 --> 00:57:45,261
Amma ki莽ik bir 艧irk蓹t 眉zr蓹
halda, tamamil蓹 ola bil蓹r.

1257
00:57:45,261 --> 00:57:47,260
Bel蓹 ki, Cole yaln谋z n枚v var
z蓹rfd蓹 qoyaraq,

1258
00:57:47,260 --> 00:57:50,840
bu 莽at谋r yolu il蓹
port 80 IP 眉nvan,

1259
00:57:50,840 --> 00:57:54,450
yaln谋z bilirik ki, 蓹min olmaq
M蓹n www.google.com deyil ist蓹yir蓹m

1260
00:57:54,450 --> 00:57:56,740
b蓹zi dig蓹r t蓹sad眉fi veb
eyni server.

1261
00:57:56,740 --> 00:58:00,360
>> M蓹n sonra il蓹 Cole cavab n蓹,
G眉n眉n sonunda, bir 艧蓹kil var.

1262
00:58:00,360 --> 00:58:02,920
Amma ki, 艧蓹kil 眉st眉n
z蓹rfl蓹rin i莽蓹risind蓹

1263
00:58:02,920 --> 00:58:05,600
M蓹n dem蓹k bir m蓹tn, OK, 蓹slind蓹.

1264
00:58:05,600 --> 00:58:07,970
M蓹n HTTP versiyas谋 1.1 d蓹 dan谋艧maq.

1265
00:58:07,970 --> 00:58:09,200
200.

1266
00:58:09,200 --> 00:58:11,730
Hans谋 bir durum kodu edir ki,
Bizi 蓹n 莽ox y蓹qin ki,

1267
00:58:11,730 --> 00:58:14,185
OK dem蓹kdir, 莽眉nki he莽 g枚r眉ld眉.

1268
00:58:14,185 --> 00:58:16,810
Bu, yax艧谋d谋r, 莽眉nki
U臒urla cavab edir蓹m dem蓹kdir

1269
00:58:16,810 --> 00:58:18,040
Cole xahi艧in蓹.

1270
00:58:18,040 --> 00:58:21,930
>> N蓹 n枚mr蓹l蓹ri y蓹qin ki, siz var
OK deyil web g枚r眉ld眉?

1271
00:58:21,930 --> 00:58:22,780
>> Auditoriya: 404.

1272
00:58:22,780 --> 00:58:24,830
>> DAVID J. MALAN: fayl tap谋lmad谋 404--.

1273
00:58:24,830 --> 00:58:27,520
Bel蓹 ki, h蓹qiq蓹t蓹n, he莽 bir zaman g枚rd眉m
o annoying fayl biri

1274
00:58:27,520 --> 00:58:31,010
a艧kar s蓹hvl蓹r, 莽眉nki
veb s蓹hif蓹, 枚ld眉

1275
00:58:31,010 --> 00:58:34,190
v蓹 ya mistyped 莽眉nki
yaln谋z dem蓹kdir URL,

1276
00:58:34,190 --> 00:58:37,600
az z蓹rf ki ki, sizin
komp眉ter server al谋nan

1277
00:58:37,600 --> 00:58:42,670
Mesaj olan HTTP
1.1 404-- tap谋lmad谋.

1278
00:58:42,670 --> 00:58:44,930
Bu fayl v蓹 ya sor臒u
Siz tap谋lmad谋 edilir.

1279
00:58:44,930 --> 00:58:48,660
>> Bundan ba艧qa, z蓹rfl蓹rin i莽蓹risind蓹
olan bu x蓹tt, content n枚v眉d眉r.

1280
00:58:48,660 --> 00:58:51,080
B蓹z蓹n HTML var,
biz tezlikl蓹 g枚r蓹c蓹ksiniz 艧ey.

1281
00:58:51,080 --> 00:58:52,225
B蓹z蓹n bir JPEG var.

1282
00:58:52,225 --> 00:58:53,100
B蓹z蓹n bir GIF var.

1283
00:58:53,100 --> 00:58:56,060
B蓹z蓹n bir film fayl谋 var
audio fayl, h蓹r 艧eyi h蓹r hans谋 bir say谋.

1284
00:58:56,060 --> 00:59:00,059
Edir z蓹rfl蓹rin i莽蓹risind蓹 bel蓹 ki, yaln谋z bir
M蓹n q蓹bul edir蓹m n蓹 kimi az ipucu.

1285
00:59:00,059 --> 00:59:03,100
Dig蓹r d枚vl蓹t kodlar谋 d蓹 var b蓹zi
P alt谋 m眉蓹yy蓹n olan biz ara艧d谋rmaq laz谋md谋r,

1286
00:59:03,100 --> 00:59:05,890
v蓹 rast hata olacaq
P yeddi v蓹 / v蓹 ya s蓹kkiz se莽in.

1287
00:59:05,890 --> 00:59:08,580
Amma burada b蓹zi 404 kimi biz g枚rd眉k.

1288
00:59:08,580 --> 00:59:11,700
403 Forbidden kimi dem蓹kdir
icaz蓹l蓹rin, yanl谋艧

1289
00:59:11,700 --> 00:59:14,740
kimi c眉r deyil
d眉zg眉n yap谋land谋r谋lm谋艧.

1290
00:59:14,740 --> 00:59:17,830
301 v蓹 302, biz nadir hallarda vizual g枚r眉r眉k.

1291
00:59:17,830 --> 00:59:19,150
Lakin onlar y枚nlendirme dem蓹kdir.

1292
00:59:19,150 --> 00:59:21,650
Siz bir getdi sonra ist蓹nil蓹n vaxt
URL v蓹 magically oldum

1293
00:59:21,650 --> 00:59:24,410
ba艧qa bir yerd蓹 g枚nd蓹rdi ki
browser geri g枚nd蓹rdi, 莽眉nki

1294
00:59:24,410 --> 00:59:27,210
olan bir z蓹rf
say谋 301 v蓹 ya 302,

1295
00:59:27,210 --> 00:59:30,790
v蓹 ist蓹diyi URL
S蓹nin Brauzer 蓹v蓹zin蓹 getm蓹k 眉莽眉n.

1296
00:59:30,790 --> 00:59:32,010
>> 500 d蓹h艧蓹tli deyil.

1297
00:59:32,010 --> 00:59:34,842
Siz y蓹qin ki, uzun 蓹vv蓹l g枚r眉rs眉n眉z
P alt谋 v蓹 ya yeddi P se莽in.

1298
00:59:34,842 --> 00:59:37,050
V蓹 眉mumiyy蓹tl蓹 dem蓹kdir
Sizin kodu b蓹zi s蓹hv var,

1299
00:59:37,050 --> 00:59:40,000
H蓹qiq蓹t蓹n, Biz yaz谋l谋 olacaq, 莽眉nki
web m眉raci蓹tl蓹r蓹 cavab verir kodu.

1300
00:59:40,000 --> 00:59:42,110
V蓹 yaln谋z var bir
m蓹ntiq v蓹 ya sintaksis s蓹hv,

1301
00:59:42,110 --> 00:59:43,820
v蓹 server onu idar蓹 ed蓹 bilm蓹z.

1302
00:59:43,820 --> 00:59:47,460
>> Bel蓹 ki, indi leverage nec蓹 ed蓹k v蓹
kimi bel蓹 bu sor臒u ba艧a d眉艧眉r眉k.

1303
00:59:47,460 --> 00:59:50,716
M蓹n getm蓹k varsa, g蓹lin, google.com dey蓹k.

1304
00:59:50,716 --> 00:59:55,240
M蓹n蓹 www.google.com ged蓹k.

1305
00:59:55,240 --> 01:00:01,220
V蓹 n眉mayi艧 xatirin蓹, ed蓹k
M蓹n burada Ayarlar getm蓹k laz谋md谋r, bax.

1306
01:00:01,220 --> 01:00:03,180
M蓹n Parametrl蓹r Axtar getm蓹k 眉莽眉n gedir蓹m.

1307
01:00:03,180 --> 01:00:08,236
V蓹 Google getdikc蓹 annoying var
x眉susiyy蓹tl蓹ri, lakin faydal谋 x眉susiyy蓹tl蓹ri.

1308
01:00:08,236 --> 01:00:11,110
Bel蓹 ki, Google ani kimi bu 艧ey var
Siz yazma臒a ba艧lay谋n n蓹tic蓹l蓹ri

1309
01:00:11,110 --> 01:00:12,889
v蓹 avtomatik
艧eyi g枚r眉nen ba艧lamaq.

1310
01:00:12,889 --> 01:00:14,680
V蓹 b眉t眉n g枚z蓹l
v蓹 texniki faydal谋,

1311
01:00:14,680 --> 01:00:16,420
v蓹 biz anlamaq laz谋md谋r
uzun 蓹vv蓹l bu i艧l蓹ri nec蓹.

1312
01:00:16,420 --> 01:00:18,429
Amma indi, m蓹n d枚n眉艧 al谋ram
ani n蓹tic蓹l蓹r off,

1313
01:00:18,429 --> 01:00:20,720
M蓹n m蓹nim brauzerinizin ist蓹yir蓹m, 莽眉nki
i艧 k枚hn蓹 m蓹kt蓹b sort bel蓹

1314
01:00:20,720 --> 01:00:22,940
M蓹n neler g枚rm蓹k olar ki,.

1315
01:00:22,940 --> 01:00:23,840
>> Bel蓹 ki, indi m蓹n geri g蓹ldim.

1316
01:00:23,840 --> 01:00:25,090
M蓹n pi艧ik axtarmaq ist蓹yir蓹m.

1317
01:00:25,090 --> 01:00:30,351
M蓹n b蓹zi t蓹klifl蓹r g枚r眉yorum qeyd,
莽ox benign t蓹klifl蓹r

1318
01:00:30,351 --> 01:00:30,850
t蓹艧蓹kk眉rl蓹.

1319
01:00:30,850 --> 01:00:34,730
陌ndi daxil edin hit 蓹g蓹r
n蓹 g枚rm蓹k ed蓹k.

1320
01:00:34,730 --> 01:00:35,850
>> Bel蓹 ki, bir pi艧ik var.

1321
01:00:35,850 --> 01:00:37,540
V蓹 眉st hit Vikipediya edir.

1322
01:00:37,540 --> 01:00:39,820
Ancaq bu g眉n biz qay臒谋
burada texnologiya.

1323
01:00:39,820 --> 01:00:42,479
Bel蓹 ki, URL m蓹n sizin
burada bu g枚nd蓹rilib.

1324
01:00:42,479 --> 01:00:44,520
V蓹 b蓹zi stuff m蓹n var
h蓹qiq蓹t蓹n anlam谋ram.

1325
01:00:44,520 --> 01:00:47,430
>> Bel蓹likl蓹, m蓹n, 莽眉nki qabaqda getm蓹k 眉莽眉n gedir蓹m
Google nec蓹 m蓹n c眉r, bilm蓹k

1326
01:00:47,430 --> 01:00:50,700
v蓹 m蓹n bu 莽蓹km蓹k gedir蓹m
Onun sad蓹 formaya URL.

1327
01:00:50,700 --> 01:00:52,510
陌ndi yenid蓹n daxil olmaq 眉莽眉n gedir蓹m.

1328
01:00:52,510 --> 01:00:53,360
V蓹 h蓹l蓹 d蓹 i艧l蓹yir.

1329
01:00:53,360 --> 01:00:55,800
M蓹n b眉t眉n cats haqq谋nda n蓹tic蓹l蓹rin s蓹hif蓹 var.

1330
01:00:55,800 --> 01:00:58,460
>> Amma m蓹nim URL sad蓹lik bil蓹rsiniz.

1331
01:00:58,460 --> 01:01:00,820
Bu nec蓹 莽谋x谋r
web i艧l蓹rin 莽ox.

1332
01:01:00,820 --> 01:01:03,500
web yaln谋z bir b眉t眉nd眉r
komp眉ter d蓹st蓹

1333
01:01:03,500 --> 01:01:05,320
daxil etm蓹k proqram 莽al谋艧an.

1334
01:01:05,320 --> 01:01:07,480
Bu string stil daxil almaq deyil.

1335
01:01:07,480 --> 01:01:09,670
Bu command line deyil
biz kimi arqumentl蓹r 眉莽眉n istifad蓹 edirik.

1336
01:01:09,670 --> 01:01:13,449
Onlar daxil etm蓹k, bu web server,
tez-tez URL yolu il蓹.

1337
01:01:13,449 --> 01:01:15,240
V蓹 h蓹r hans谋 bir zaman var
bir 艧ey 眉莽眉n axtar谋艧,

1338
01:01:15,240 --> 01:01:17,448
Siz daxil etdiyiniz h蓹r hans谋 bir vaxt
Facebook, siz var he莽 bir zaman

1339
01:01:17,448 --> 01:01:20,090
interaktiv bir 艧ey
bir web page, siz n蓹 edirik

1340
01:01:20,090 --> 01:01:24,340
s蓹m蓹r蓹li, bel蓹 ki, bir forma t蓹qdim edir
m蓹tn qutular谋, 莽ek qutular谋 dan谋艧maq,

1341
01:01:24,340 --> 01:01:27,880
g枚nd蓹rm蓹k az dair蓹l蓹r, v蓹 etajer
server siz蓹 m蓹lumat.

1342
01:01:27,880 --> 01:01:31,960
>> V蓹 bu web 莽谋x谋r ki,
server URL baxmaq bilir

1343
01:01:31,960 --> 01:01:36,040
v蓹 xarakter baxmaq kimi, onu analiz
xarakteri il蓹 bir 艧ey axtar谋r

1344
01:01:36,040 --> 01:01:38,000
sual i艧ar蓹si sonra maraql谋.

1345
01:01:38,000 --> 01:01:40,910
脟眉nki bir sual i艧ar蓹si sonra,
bu 莽谋x谋r g蓹lib gedir

1346
01:01:40,910 --> 01:01:42,730
蓹sas d蓹y蓹r c眉t bir d蓹st蓹.

1347
01:01:42,730 --> 01:01:44,570
M蓹n 蓹sas = d蓹y蓹r dem蓹kdir.

1348
01:01:44,570 --> 01:01:48,130
V蓹 sonra b蓹lk蓹 multiple-- var, 蓹g蓹r
bir i艧areti, b蓹zi dig蓹r 蓹sas = d蓹y蓹ri,

1349
01:01:48,130 --> 01:01:50,200
i艧areti, 蓹sas = d蓹y蓹r.

1350
01:01:50,200 --> 01:01:54,560
>> Bel蓹 ki, biz n枚v bu fikri g枚rd眉m
bir 艧ey bir d蓹y蓹ri var oldu臒u 蓹vv蓹l.

1351
01:01:54,560 --> 01:01:55,880
Burada yeni bir format var.

1352
01:01:55,880 --> 01:01:59,040
M蓹n yaln谋z bilir蓹m, konvensiya,
Google sor臒u 眉莽眉n q istifad蓹 edir.

1353
01:01:59,040 --> 01:02:02,670
V蓹 sonra m蓹n itl蓹r 眉莽眉n axtarmaq ist蓹yirsinizs蓹, m蓹n
蓹l kimi itl蓹r 眉莽眉n axtar谋艧 ed蓹 bil蓹rsiniz.

1354
01:02:02,670 --> 01:02:06,360
V蓹 sonra m蓹n y蓹qin al谋ram
b蓹zi search results itl蓹r c蓹lb.

1355
01:02:06,360 --> 01:02:07,727
>> Bel蓹 ki, maraql谋 g枚r眉n眉r.

1356
01:02:07,727 --> 01:02:10,060
艦眉bh蓹siz ki, n蓹 olur
ba艧l谋q alt谋nda bu.

1357
01:02:10,060 --> 01:02:11,460
M蓹n蓹 bunu ed蓹k.

1358
01:02:11,460 --> 01:02:13,620
Bu g枚r蓹k a-- edir.

1359
01:02:13,620 --> 01:02:16,320
M蓹n蓹 geri 眉z蓹rind蓹 getm蓹k ed蓹k
Burada yaln谋z bir an 眉莽眉n.

1360
01:02:16,320 --> 01:02:19,810
>> Biz dig蓹r var ki, g枚r眉rs眉n眉z
yollar谋 informasiya t蓹qdim edir.

1361
01:02:19,810 --> 01:02:25,340
Bel蓹 ki, 蓹g蓹r m蓹n Facebook daxil, v蓹 ya al谋ram
Gmail, v蓹 ya h蓹r hans谋 dig蓹r m蓹艧hur veb,

1362
01:02:25,340 --> 01:02:30,720
M蓹n tipli n蓹 蓹g蓹r bu c眉r pis g枚r眉n眉r
axtar谋艧 qutusu m蓹nim URL ild蓹 ba艧a 莽at谋r daxil

1363
01:02:30,720 --> 01:02:32,850
M蓹nim brauzerinizin 眉nvan b枚lm蓹sin蓹.

1364
01:02:32,850 --> 01:02:33,690
Niy蓹?

1365
01:02:33,690 --> 01:02:35,395
Niy蓹 yum艧aq worrisome edir?

1366
01:02:35,395 --> 01:02:39,567

1367
01:02:39,567 --> 01:02:40,067
Evet?

1368
01:02:40,067 --> 01:02:41,380
Auditoriya: bir parol yaz谋n.

1369
01:02:41,380 --> 01:02:41,720
DAVID J. MALAN: B蓹li.

1370
01:02:41,720 --> 01:02:44,000
Bel蓹 ki, n蓹 var n蓹 蓹g蓹r
M蓹nim parol Y谋臒d谋臒谋n谋z edir?

1371
01:02:44,000 --> 01:02:47,881
I n枚v bel蓹 a莽谋q-ayd谋n onu ist蓹mir蓹m
M蓹nim brauzerinizin 眉nvan b枚lm蓹sin蓹 g枚r眉n眉r.

1372
01:02:47,881 --> 01:02:50,630
One, m蓹nim annoying roommate 莽眉nki
m蓹nim 莽iyin 眉z蓹rind蓹 seyr 莽al谋艧谋r,

1373
01:02:50,630 --> 01:02:53,980
v蓹 o, art谋q olsa da g枚r蓹 bil蓹rsiniz
Bu, m蓹n yazaraq al谋ram g眉ll蓹 idi

1374
01:02:53,980 --> 01:02:54,810
az dair蓹l蓹r.

1375
01:02:54,810 --> 01:02:56,010
陌ndi m蓹nim 眉nvan b枚lm蓹sin蓹 var.

1376
01:02:56,010 --> 01:02:59,270
>> Bundan ba艧qa, n蓹 m蓹hsullar谋 haqq谋nda do臒ru
Siz 眉nvan b枚lm蓹sin蓹 yaz谋n edirl蓹r.

1377
01:02:59,270 --> 01:03:00,230
>> Auditoriya: [i艧itilemez]

1378
01:03:00,230 --> 01:03:01,505
>> DAVID J. MALAN: N蓹 olub?

1379
01:03:01,505 --> 01:03:02,630
Auditoriya: Bu g枚nd蓹ril蓹c蓹k olur.

1380
01:03:02,630 --> 01:03:03,510
DAVID J. MALAN: Bu g枚nd蓹ril蓹c蓹k olur.

1381
01:03:03,510 --> 01:03:05,102
V蓹 h蓹m莽inin, bu yad olur.

1382
01:03:05,102 --> 01:03:07,060
N枚vb蓹ti d蓹f蓹 脟眉nki
Siz orada h蓹r 艧eyi yaz谋n

1383
01:03:07,060 --> 01:03:10,440
tez-tez autocompletes v蓹
茝vv蓹l tipli sonra n蓹 xat谋rlay谋r.

1384
01:03:10,440 --> 01:03:13,850
V蓹 bu haqq tarixi var
Sizin qarda艧谋 v蓹 ya roommate ki,

1385
01:03:13,850 --> 01:03:16,830
v蓹 ya kim vasit蓹sil蓹 g蓹zm蓹k olar
olduqca 莽ox h蓹r s蓹hif蓹sin蓹 bax

1386
01:03:16,830 --> 01:03:19,760
bu, 莽眉nki siz ziyar蓹t etdi
ki, 眉nvan b枚lm蓹sin蓹 daxil.

1387
01:03:19,760 --> 01:03:22,790
>> Bundan 蓹lav蓹, siz ist蓹yir蓹m G眉man
Facebook bir 艧蓹kil y眉klemek.

1388
01:03:22,790 --> 01:03:26,520
Nec蓹 d眉nyan谋n
URL bir 艧蓹kil qoymaq 眉莽眉n gedir?

1389
01:03:26,520 --> 01:03:30,217
>> Yax艧谋 b蓹zi bunu ed蓹 bil蓹r 莽谋x谋r
yol, lakin 蓹lb蓹tt蓹 ki, qeyri-ayd谋n deyil.

1390
01:03:30,217 --> 01:03:33,050
V蓹 bel蓹 bu ba艧qa yol var
z蓹rf蓹 m蓹lumat g枚nd蓹rilm蓹si,

1391
01:03:33,050 --> 01:03:35,680
bir GET vasit蓹sil蓹, lakin vasit蓹sil蓹
bir 艧ey yazmaq 莽a臒谋r谋b.

1392
01:03:35,680 --> 01:03:38,060
V蓹 n蓹z蓹ri, g枚r眉n眉r
olduqca 莽ox eyni.

1393
01:03:38,060 --> 01:03:41,270
S枚z almaq 蓹v蓹zin蓹, biz POST dem蓹k
v蓹 sonra format eyni c眉r.

1394
01:03:41,270 --> 01:03:43,310
>> M蓹s蓹l蓹n, bu
bir ekran n蓹

1395
01:03:43,310 --> 01:03:46,920
M蓹n giri艧 c蓹hd kimi ola bil蓹r
bir fayl m蓹ni g枚nd蓹rir Facebook, daxil

1396
01:03:46,920 --> 01:03:51,230
h蓹qiq蓹t蓹n olan login.php adl谋
h蓹l蓹 bel蓹 adl谋 bu g眉n.

1397
01:03:51,230 --> 01:03:53,910
Bu eyni fayl Mark var
ill蓹r 蓹vv蓹l ona verdi.

1398
01:03:53,910 --> 01:03:58,520
O vasit蓹sil蓹 PHP yaz谋rd谋 proqram
olan istifad蓹莽il蓹r sayt谋na daxil ola bil蓹rsiniz.

1399
01:03:58,520 --> 01:04:00,370
>> Amma g枚nd蓹rm蓹k laz谋md谋r
b蓹zi 蓹lav蓹 girdi.

1400
01:04:00,370 --> 01:04:05,170
V蓹 sonra davam daha 莽ox
Bu cats-- il蓹 蓹vv蓹l oldu臒u kimi ad谋n谋 fayl

1401
01:04:05,170 --> 01:04:09,720
q = cats-- bu t蓹l蓹bi a艧a臒谋 getm蓹k bil蓹r,
茝g蓹r z蓹rfl蓹rin d蓹rin daxili

1402
01:04:09,720 --> 01:04:12,440
he莽 k蓹s onu g枚r蓹 bil蓹rsiniz olacaq,
v蓹 bu son deyil, harada

1403
01:04:12,440 --> 01:04:15,670
istifad蓹莽i browser bar, v蓹 buna g枚r蓹 d蓹
insanlar snoop 眉莽眉n xat谋rlam谋ram

1404
01:04:15,670 --> 01:04:16,290
蓹traf谋nda.

1405
01:04:16,290 --> 01:04:21,260
>> V蓹 bel蓹 ki, burada m蓹nim e-po莽t 眉nvan谋 v蓹
M蓹nim saxta parol h蓹qiq蓹t蓹n gedin.

1406
01:04:21,260 --> 01:04:27,400
V蓹 Facebook istifad蓹 ed蓹r蓹k, 蓹g蓹r
Biz HTTP, HTTPS lakin,

1407
01:04:27,400 --> 01:04:30,710
bu, 艧ifrelenmi艧 olacaq
Sezar v蓹 ya Vigenere ala, Pi艧mi艧

1408
01:04:30,710 --> 01:04:34,960
lakin daha fancily he莽 kim ki,
h蓹qiq蓹t蓹n bu t蓹l蓹bi bil蓹rsiniz.

1409
01:04:34,960 --> 01:04:38,120
>> V蓹, h蓹qiq蓹t蓹n, he莽 bir zaman var
HTTPS il蓹 ba艧lay谋r bir URL,

1410
01:04:38,120 --> 01:04:39,560
Bu yaln谋z 艧ifrelenir dem蓹kdir.

1411
01:04:39,560 --> 01:04:42,710
Lakin g眉n眉n sonunda, n蓹
h蓹qiq蓹t蓹n, bu z蓹rfl蓹rin i莽蓹risind蓹?

1412
01:04:42,710 --> 01:04:44,070
Bu super a艧a臒谋 s蓹viyy蓹d蓹 idi.

1413
01:04:44,070 --> 01:04:46,240
V蓹 xo艧b蓹xtlikd蓹n, biz deyilik
m眉tl蓹q gedir

1414
01:04:46,240 --> 01:04:49,310
bel蓹 a艧a臒谋 s蓹viyy蓹d蓹 h蓹r d蓹f蓹 getm蓹k
maraql谋 proqram yazma臒a ba艧lay谋n.

1415
01:04:49,310 --> 01:04:51,060
Biz almaq 眉莽眉n ba艧laya bil蓹rsiniz
h蓹ft蓹 bir fikir

1416
01:04:51,060 --> 01:04:54,020
Be艧 vasit蓹sil蓹 orada g眉man
Bu infrastruktur art谋q ki,

1417
01:04:54,020 --> 01:04:57,160
us proqram yazmaq imkan verir
ki, web f蓹aliyy蓹t

1418
01:04:57,160 --> 01:05:00,120
v蓹 bu, biz蓹 imkan olacaq
Bu h蓹ft蓹 g蓹l蓹n ba艧lamaq 眉莽眉n

1419
01:05:00,120 --> 01:05:01,840
HTML deyil蓹n bir 艧ey axtar谋r.

1420
01:05:01,840 --> 01:05:04,750
Bu h蓹tta stuff deyil
z蓹rf daxilind蓹 d蓹rin,

1421
01:05:04,750 --> 01:05:06,150
lakin biz ist蓹yirik stuff var
yazma臒a ba艧lay谋n gedir.

1422
01:05:06,150 --> 01:05:08,020
V蓹 bu stuff daha 莽ox
Maraql谋d谋r ki, biz ist蓹yirik

1423
01:05:08,020 --> 01:05:11,420
proqramlar谋 yazmaq gedir
avtomatik yaradan ba艧lay谋r

1424
01:05:11,420 --> 01:05:15,410
bel蓹 ki, bizim saytlar谋 a臒谋r kodlu deyil ki,
lakin giri艧 v蓹 莽谋x谋艧 istehsal edir.

1425
01:05:15,410 --> 01:05:18,810
>> Bu, b蓹lk蓹 d蓹 sad蓹 web
s蓹hif蓹 d眉nya ed蓹 bil蓹rsiniz.

1426
01:05:18,810 --> 01:05:23,000
M蓹n, h蓹qiq蓹t蓹n, a莽a bil蓹r
TextEdit kimi axmaq bir 艧ey

1427
01:05:23,000 --> 01:05:26,160
yaln谋z m蓹n蓹 verir m蓹nim Mac haqq谋nda
bu kimi sad蓹 m蓹tn p蓹nc蓹r蓹.

1428
01:05:26,160 --> 01:05:29,510
PC users, Notepad.ext var
olan ruhunda 莽ox ox艧ard谋r.

1429
01:05:29,510 --> 01:05:33,212
>> M蓹n s枚z眉n yaz谋n
艧eyl蓹rdir DOCTYPE HTML h蓹yata,

1430
01:05:33,212 --> 01:05:34,420
olan bir az sirli g枚r眉n眉r.

1431
01:05:34,420 --> 01:05:35,850
Amma biz geri g蓹lm蓹k laz谋md谋r.

1432
01:05:35,850 --> 01:05:38,730
Bu q蓹rib蓹 HTML,
bucaql谋 M枚t蓹riz蓹d蓹 v蓹 slashes,

1433
01:05:38,730 --> 01:05:42,240
olan daxili indi dem蓹k gedir蓹m
burada web page r蓹hb蓹ri g蓹lir.

1434
01:05:42,240 --> 01:05:45,220
Ki, Inside, M蓹n yaln谋z
bilirsiniz, v蓹 tezlikl蓹 bilirsiniz,

1435
01:05:45,220 --> 01:05:47,850
M蓹n web page ad谋 qoya bil蓹r ki.

1436
01:05:47,850 --> 01:05:49,720
V蓹 sonra a艧a臒谋da
web page r蓹hb蓹ri

1437
01:05:49,720 --> 01:05:51,972
s枚zd蓹 getm蓹k 眉莽眉n gedir
web page orqan谋.

1438
01:05:51,972 --> 01:05:54,180
M蓹n yaln谋z indenting al谋ram
kimi C c眉r saxlamaq 眉莽眉n

1439
01:05:54,180 --> 01:05:57,620
h蓹r 艧eyi g枚z蓹l oxunaql谋 stylistically.

1440
01:05:57,620 --> 01:06:04,745
陌ndi kimi, bu saxlamaq 眉莽眉n gedir蓹m
m蓹nim masa 眉st眉 adl谋 hello.html fayl.

1441
01:06:04,745 --> 01:06:06,770
>> M蓹n b蓹li, HTML istifad蓹 dem蓹k gedir蓹m.

1442
01:06:06,770 --> 01:06:09,690
H蓹tta txt d蓹yi艧dirm蓹k etm蓹yin
b眉t眉n bu m蓹tn fayl谋 olsa da,

1443
01:06:09,690 --> 01:06:12,130
Yaln谋z bir C proqram kimi
bir m蓹tn redaktoru il蓹 yaz谋l谋.

1444
01:06:12,130 --> 01:06:15,080
Baxmayaraq CS50 IDE at
yaln谋z burada m蓹nim Mac an.

1445
01:06:15,080 --> 01:06:18,490
>> V蓹 m蓹n indi m蓹nim masa 眉st眉 getm蓹k 蓹g蓹r,
Siz hello.html g枚r蓹c蓹ksiniz.

1446
01:06:18,490 --> 01:06:20,720
M蓹n bu bas谋n ikiqat varsa,
Bu Chrome a莽谋lacaq.

1447
01:06:20,720 --> 01:06:23,260
V蓹 h蓹tta bu fayl谋 baxmayaraq
m蓹nim masa 眉st眉 ya艧amaq olur,

1448
01:06:23,260 --> 01:06:26,550
ki, b蓹lk蓹 d蓹 sad蓹 deyil
M蓹n ed蓹 bil蓹r web page.

1449
01:06:26,550 --> 01:06:30,080
>> Qeyd ed蓹k ki, ad谋
tab yolu top salam d眉nya.

1450
01:06:30,080 --> 01:06:32,470
web page orqan谋
salam d眉nya h蓹qiq蓹t蓹n.

1451
01:06:32,470 --> 01:06:35,830
M蓹n etdik b眉t眉n almaq 眉莽眉n
Bu bax谋mdan h蓹yata edir,

1452
01:06:35,830 --> 01:06:38,342
v蓹 ya HTML adl谋 yeni bir dil, yazmaq deyil.

1453
01:06:38,342 --> 01:06:40,300
Bu bir proqramla艧d谋rma deyil
C. kimi dil var

1454
01:06:40,300 --> 01:06:42,508
艧蓹rait olacaq deyil,
v蓹 loops, v蓹 funksiyalar谋.

1455
01:06:42,508 --> 01:06:46,560
Bu bir bi莽imlendirme dili var,
halda siz yaln谋z q蓹bulu dem蓹k

1456
01:06:46,560 --> 01:06:48,410
Siz ist蓹diyiniz hans谋 proqram.

1457
01:06:48,410 --> 01:06:51,195
Bu, hey brauzer dem蓹kdir
Burada HTML s蓹hif蓹 g蓹lir.

1458
01:06:51,195 --> 01:06:53,040
Hey browser, burada g蓹lir
m蓹nim s蓹hif蓹 r蓹hb蓹ri.

1459
01:06:53,040 --> 01:06:55,130
Hey browser, burada g蓹lir
m蓹nim s蓹hif蓹 orqan谋.

1460
01:06:55,130 --> 01:06:57,100
Browser Hey, ki, b蓹d蓹n 眉莽眉n var.

1461
01:06:57,100 --> 01:06:59,350
Bu HTML s蓹hif蓹 眉莽眉n var.

1462
01:06:59,350 --> 01:07:03,560
>> V蓹 bu sad蓹 anlay谋艧lar
t蓹k, biz tezlikl蓹 ki, bir g枚rm蓹k laz谋md谋r

1463
01:07:03,560 --> 01:07:05,122
biz bir a臒ac kimi t蓹msil ed蓹 bil蓹r.

1464
01:07:05,122 --> 01:07:06,080
Lakin daha sonra.

1465
01:07:06,080 --> 01:07:08,788
Bel蓹 ki, bu b眉t眉n interconnect ed蓹c蓹k
Bizim 蓹n son m蓹lumatlar strukturlar谋.

1466
01:07:08,788 --> 01:07:12,460
Iki, biz bu axmaq zarafat t蓹qdim ed蓹c蓹yik.

1467
01:07:12,460 --> 01:07:15,680
Bu faktiki d枚ym蓹 ki,
bu o臒lan onun boynuna idi.

1468
01:07:15,680 --> 01:07:19,660
Bu y蓹qin ki, komik ilk h蓹ft蓹 v蓹 ya
iki, sonra, b蓹lk蓹 莽ox deyil.

1469
01:07:19,660 --> 01:07:22,960
>> Lakin HTML, v蓹 h蓹tta web
s蓹hif蓹 M蓹n yaln谋z etdi, super mind

1470
01:07:22,960 --> 01:07:25,670
numbingly disappointing--
yaln谋z d眉nya salam dey蓹r蓹k

1471
01:07:25,670 --> 01:07:27,210
a臒 fonda qara m蓹tn.

1472
01:07:27,210 --> 01:07:28,680
艦眉bh蓹siz ki, biz daha yax艧谋 ed蓹 bil蓹rsiniz.

1473
01:07:28,680 --> 01:07:31,552
V蓹 biz tan谋daraq bunu ed蓹c蓹yik
CSS adl谋 bir dil.

1474
01:07:31,552 --> 01:07:34,760
Bu da bir proqramla艧d谋rma language--
he莽 bir loops v蓹 艧蓹rtl蓹ri, v蓹 ya loops 眉莽眉n,

1475
01:07:34,760 --> 01:07:38,470
lakin h蓹qiq蓹t蓹n, yaln谋z olan sintaksis
biz bu m蓹tn b枚y眉k etm蓹k, dem蓹k olar.

1476
01:07:38,470 --> 01:07:39,415
Bu m蓹tn ki莽ik etm蓹k.

1477
01:07:39,415 --> 01:07:40,040
Sa臒 align.

1478
01:07:40,040 --> 01:07:40,650
Sol align.

1479
01:07:40,650 --> 01:07:41,195
Bu 莽蓹hray谋 olun.

1480
01:07:41,195 --> 01:07:41,820
B蓹n枚v艧蓹yi olun.

1481
01:07:41,820 --> 01:07:42,650
Mavi olun.

1482
01:07:42,650 --> 01:07:44,860
V蓹 ya h蓹r hans谋 bir say谋 yoxdur
dig蓹r vizual effektl蓹ri.

1483
01:07:44,860 --> 01:07:48,590
V蓹 bel蓹 ki, biz stylizing ba艧lamaq 眉莽眉n nec蓹 g枚r眉rs眉n眉z
web pages ki, onlar bir 艧蓹kild蓹 baxmaq

1484
01:07:48,590 --> 01:07:50,480
biz ist蓹diyiniz n蓹 yax谋n.

1485
01:07:50,480 --> 01:07:56,930
>> V蓹 n蓹hay蓹t, biz h蓹qiq蓹t蓹n m蓹hv etdik
b蓹lk蓹 sizin 眉莽眉n Televiziya v蓹 film 莽ox.

1486
01:07:56,930 --> 01:07:58,930
D眉艧眉n眉r蓹m ki, biz burada son ist蓹diyiniz fikir
bizim son saniy蓹

1487
01:07:58,930 --> 01:08:03,700
g枚st蓹rir ki, final klip
nec蓹 internet i艧l蓹ri 眉zr蓹 Hacking.

1488
01:08:03,700 --> 01:08:06,250
Biz dim bil蓹r
bir final vaxt i艧谋qlar谋.

1489
01:08:06,250 --> 01:08:07,250
>> [Video playback]

1490
01:08:07,250 --> 01:08:09,520
>> -M眉mk眉n deyil.

1491
01:08:09,520 --> 01:08:10,650
M蓹n h眉cumu al谋ram.

1492
01:08:10,650 --> 01:08:11,770
>> -Okorsky?

1493
01:08:11,770 --> 01:08:14,230
>> He莽 bir -No--, bu b枚y眉k edir.

1494
01:08:14,230 --> 01:08:17,074
Onlar art谋q vasit蓹sil蓹 yand谋r谋lm谋艧 sonra
NCIS ictimai firewall.

1495
01:08:17,074 --> 01:08:19,990
-Yax艧谋, Node v蓹 dump t蓹crid
Onlara router dig蓹r t蓹r蓹fd蓹n.

1496
01:08:19,990 --> 01:08:20,990
-M蓹n c蓹hd edir蓹m.

1497
01:08:20,990 --> 01:08:23,990
Bu 莽ox s眉r蓹tli h蓹r蓹k蓹t edir.

1498
01:08:23,990 --> 01:08:25,179
>> -Oh, Bu yax艧谋 deyil.

1499
01:08:25,179 --> 01:08:27,470
Onlar bizim ba臒lant谋s谋 istifad蓹 etdiyiniz
[I艧itilemez] Bu veril蓹nl蓹r bazas谋.

1500
01:08:27,470 --> 01:08:28,458
Onu Sever.

1501
01:08:28,458 --> 01:08:28,958
-M蓹n Bilm蓹z.

1502
01:08:28,958 --> 01:08:29,454
Bu n枚qt蓹y蓹 h眉cum var.

1503
01:08:29,454 --> 01:08:31,438
O yaln谋z
M蓹nim ma艧谋n sonra gedir.

1504
01:08:31,438 --> 01:08:32,430
>> -Bu M眉mk眉n deyil.

1505
01:08:32,430 --> 01:08:33,847
DOD s蓹viyy蓹d蓹 mina 艧ifreleme var.

1506
01:08:33,847 --> 01:08:35,055
Bu get-- ay alaca臒谋n谋

1507
01:08:35,055 --> 01:08:35,857
-Hey Ki, n蓹dir?

1508
01:08:35,857 --> 01:08:36,398
A video oyun?

1509
01:08:36,398 --> 01:08:37,886
>> -No Tony, biz h眉cumu edirik.

1510
01:08:37,886 --> 01:08:40,795
>> Onlar Abby komp眉ter almaq varsa,
b眉t眉n NCIS 艧蓹b蓹k蓹 yan谋nda.

1511
01:08:40,795 --> 01:08:42,050
>> -M蓹n Onu dayand谋rmaq bilm蓹z.

1512
01:08:42,050 --> 01:08:43,050
Bir 艧ey McGee yoxdur.

1513
01:08:43,050 --> 01:08:44,550
>> -I've He莽 vaxt bu kimi kodu g枚r眉ld眉.

1514
01:08:44,550 --> 01:08:47,432

1515
01:08:47,432 --> 01:08:48,571
-Oh.

1516
01:08:48,571 --> 01:08:49,196
Bu -Harada getm蓹k var?

1517
01:08:49,196 --> 01:08:50,604
Abby?

1518
01:08:50,604 --> 01:08:51,520
M蓹n bir 艧ey etm蓹dim.

1519
01:08:51,520 --> 01:08:53,020
M蓹n d眉艧眉nd眉m.

1520
01:08:53,020 --> 01:08:54,520
>> -Yox.

1521
01:08:54,520 --> 01:08:57,232
>> -I Etdi.

1522
01:08:57,232 --> 01:08:58,307
>> [END playback]

1523
01:08:58,307 --> 01:09:00,390
DAVID J. MALAN: yax艧谋
hiss蓹si yazaraq iki n蓹f蓹r

1524
01:09:00,390 --> 01:09:02,170
eyni zamanda klaviatura.

1525
01:09:02,170 --> 01:09:03,200
>> Bel蓹 ki, CS50 眉莽眉n var.

1526
01:09:03,200 --> 01:09:04,700
Biz ofis saat 蓹traf谋nda qalmaq laz谋md谋r.

1527
01:09:04,700 --> 01:09:06,344
V蓹 biz n枚vb蓹ti d蓹f蓹 g枚r蓹c蓹ksiniz.

1528
01:09:06,344 --> 01:09:07,760
[MUSIC PLAYING - "Seinfeld M脰VZUSUNDA"]

1529
01:09:07,760 --> 01:09:11,139

1530
01:09:11,139 --> 01:09:11,680
Bu CS50 edir.

1531
01:09:11,680 --> 01:09:17,960

1532
01:09:17,960 --> 01:09:20,854
M蓹n bir pirat olmaq ist蓹mir蓹m.

1533
01:09:20,854 --> 01:09:21,770
HOPARL脰R 2: Yarr David.

1534
01:09:21,770 --> 01:09:23,700
Bu qal谋c谋 ola g枚z蓹l doublet edir.

1535
01:09:23,700 --> 01:09:26,450
Ki yast谋q Luff 莽ox.

1536
01:09:26,450 --> 01:09:29,327