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Lesson 2A: Internet and the World

Chapter 2

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The Internets History1969 ARPAN T !Ad"an#ed Resear#h Pro$e#ts A%en#yNet&or'(

)e"eloped *y the )epart+ent o, )e,enseConne#ted -ni"ersities and de,ense *ases

19./ ARPAN T #onne#ts to -rope0id 19 3s N45Net

Net&or' *et&een s-per#o+p-tersInternet &as the lin' to ARPAN T

No #o++er#ial tra # allo&ed1993s

ARPAN T sh-t do&nN45Net a*andonedCo++er#ial net&or's ta'e o"er

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ARPAN T 19./

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The Internets 0a$or 4er"i#es The World Wide We* !WWW(

)e"eloped in 199/ *y Ti+ 7erners LeeAllo&ed #onne#tion o, do#-+entsRe8-ired a *ro&ser to read do#-+ents

le#troni# +ail !e +ail(Instantaneo-s trans+ission o, do#-+ents

Ne&s

,ten #alled ne&s%ro-psle#troni# dis#-ssions on se"eral topi#s

5ile Trans,er Proto#ol !5TP(4ends and re#ei"es les

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The Internets 0a$or 4er"i#esChat

P-*li# real ti+e #on"ersationInstant +essa%in%

Pri"ate real ti+e #on"ersation Peer to peer ser"i#es

Allo&s sharin% o, les a+on% -sersNapster and ;a

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A##essin% The InternetInternet 4er"i#e Pro"ider !I4P(

Co+pany that pro"ides Internet a##ess)ial-p

Conne#ts to Internet thro-%h phone line0ode+ #onne#ts to the phone line4lo& #onne#tion

Hi%h speed a##ess

Conne#t thro-%h a spe#ial line2 2> ti+es ,aster than dial-p)4L? Ca*le? T1 are #o++on

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@nderstandin% the Internet The Internet allo&s a##essin% reso-r#es The We* si+pli es the Internet The We* #onne#ts do#-+ents

Hyperte=t #reates lin's *et&een do#-+ents)o#-+ents are stored on a &e* ser"erHTTP deli"ers do#-+ents

We* site is a #olle#tion o, do#-+ents

)o#-+ent is a &e* pa%ePa%es are p-*lished to the &e*

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@nderstandin% the InternetHyperte=t 0ar'-p Lan%-a%e

Creates &e* pa%es)es#ri*es ho& pa%es sho-ld loo'Content en#losed in ta%sta%B#ontent ta%B

7ro&sersRead and translate the HT0L)isplay &e* #ontent

Helper appli#ationsPl-% insnhan#e a *ro&sers ,-n#tionality

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@nderstandin% The Internet@ni,or+ Reso-r#e Lo#ator !@RL(

Address o, a &e* pa%eProto#ol: httpPort n-+*er: 3

Host #o+p-ter na+e: &&&)o+ain na+e: si+ply%raphi=)o+ain type: #o+Path: port,olio5ile na+e: inde=Dht+l

4trea+in% a-dio and "ideo4ends the le in s+all #h-n'sCh-n's do&nloaded &hile others play

http://www.simplygraphix.com/portfolio/index.html

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4trea+in% A-dio

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4ear#hin% the We* The We* is -nor%ani

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4ear#h Te#hni8-esE-ote the e=a#t phrase@se the 'ey&ord AN)@se the 'ey&ord N AR

A"oid #o++on &ords@se the sites ad"an#ed tools

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Lesson 27: +ail and ther Internet4er"i#es

Chapter 2

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Assi%n+ent NoD /

4-*+it a one pa%e A*stra#t o, yo-r4e+ester Pro$e#t Topi#

Fro-p Assi%n+ent nly1 Fro-p s-*+its 1 #opy

)-e date: 22 5e*r-ary? 2339

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@sin% +ail=#han%es +essa%es &ith other -sers

0essa%es rea#h destination in se#onds0ail &aits in +ail*o= -ntil opened

Te=t? a-dio? pi#t-res and "ideo +essa%esCon %-rin% e +ail

e +ail #lients read and send e +ail-tloo' and -dora are #o++on

Need na+e o, +ail ser"erNeed -serna+e and pass&ord

Hot+ail and Gahoo are online #lientsNo #on %-ration needed

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@sin% +ail+ail addresses

@ni8-e addressAllo&s sendin% and re#ei"in%@serna+e ispD#o+

+ail ListsLists o, e +ail addressesa#h address %ets the e +ail

e +ail a#tions

Create and 4end a ne& +essa%eReply to e +ailpen atta#h+ents5or&ard an e +ail

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ther Internet 5eat-resnline ser"i#es

Co+pany that o ers a##ess *y s-*s#ription7an's? %a+es and resear#h

5ile Trans,er Proto#ol !5TP(Copies les ,ro+ a re+ote #o+p-ter5TP #lient is needed

4o+e sites re8-ire a pass&ord

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ther Internet 5eat-resInternet Relay Chat !IRC(

Real ti+e #o++-ni#ation syste+0-lti -sers &ith +any #hannels !roo+s(Channels are dedi#ated to a topi#All -sers #an read the #o++ents

Instant +essa%in% !I0(Pri"ate? real ti+e #o++-ni#ation

0essa%e sent only to listed -sers7-ddy lists #ontain I0 na+es

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2A2A 2323

Wireless communication Wahid Badar Wireless communication Wahid Badar Artificial intelligence Zain Maqsood Artificial intelligence Zain Maqsood Storage devices Sarmad Riaz Storage devices Sarmad Riaz Virtual reality Haris Khan Virtual reality Haris Khan volution of com! Asad ur Rehman volution of com! Asad ur Rehman "!tic #i$re Khayam Arif "!tic #i$re Khayam Arif Search engines and their smart ti!s %mran haider Search engines and their smart ti!s %mran haider &ommunity 'e$sites Amoon (ustin &ommunity 'e$sites Amoon (ustin Brain 'aves #ahad %slam Brain 'aves #ahad %slam

V"%) and Blue tooth M*+mer Zu$airV"%) and Blue tooth M*+mer Zu$air

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Co++er#eB2B (Business-to-Business)Co+panies doin% *-siness &ith ea#h other s-#h as+an-,a#t-rers sellin% to distri*-tors and &holesalers sellin%to retailersD D%D Intel sellin% +i#ro pro#essors to )elB2C (Business-to-Consumer)

7-sinesses sellin% to the %eneral p-*li# typi#ally thro-%h#atalo%s -tili

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Cons-+er Co++er#enline shoppin%

P-r#hasin% thro-%h a &e* siteAlso #alled 7-siness to Cons-+er !72C(List o, prod-#ts is nearly endless5eat-res

4ear#ha*le #atalo%4e#-re #he#'o-tC-sto+er s-pport pa%e

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Cons-+er Co++er#enline stores "ers-s *ri#' and +ortar

7ri#' and +ortar i+plies a physi#al store7ri#' and +ortar properties

Li+ited ho-rs

4alespeople #an o er assistan#eC-sto+ers #an handle the +er#handise

nline store properties4tore is open 2K = .

4alespeople -s-ally not a"aila*leCan only "ie& the +er#handise

Another Choi#eCli#' and +ortar

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nline "sD 7ri#' and 0ortar

"nline store catalog"nline store catalog Bric, and mortar store e-!erienceBric, and mortar store e-!erience

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Cons-+er Co++er#e@sin% online #atalo%s

Food online stores ha"e a #atalo%Prod-#ts are o,ten arran%ed *y #ate%oryProd-#ts #an *e ,o-nd *y 'ey&ord

Payin% ,or p-r#hasesendors a##ept se"eral pay+ent +ethods

Credit #ardsPaypalle#troni# 5-nd Trans,er

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Cons-+er Co++er#enline *an'in% and nan#e

0ost teller ser"i#es handled online7alan#es #an *e o*tained7ills #an *e paidA##ess is typi#ally "ery se#-reCosts less than a traditional *ro'erLoans #an *e pro#-red

Ta= ret-rns #an *e led

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7-siness Co++er#e7-siness to *-siness !727(

7-siness transa#tion *et&een #o+paniesA##o-nts ,or the +a$ority o, e #o++er#eInitially pri"ate net&or's &ere -sedCo++on transa#tions

Reorder in"entoryP-r#hase sto#'sCredit #he#'s

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7-siness Co++er#eIntranets and e=tranets

7-siness partners +-st &or' to%etherNet&or's +-st &or' to%ether

Intranet -ses Internet te#hnolo%iesnly internal &or'ers #an a##ess reso-r#es@se a standard *ro&ser to a##ess reso-r#es

=tranets open the Intranet to #lientsClients ha"e pass&ord le"el a##ess

Allo&s the sa+e a*ilities as e+ployeesery si+ple to -se and set-p

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7-siness Co++er#e Tele#o++-ters

+ployee &or'in% o-tside o, the o #eConne#ts to the o #e thro-%h te#hnolo%y4e"eral te#hnolo%ies are -sed

Ho+e #o+p-ter and the Internet;ey #ard #han%es pass&ords o,tenn#ryption is -sed to prote#t data

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4e#-rity4e#-re &e* pa%es

Allo&s sa,e trans+ission o, #redit #ard@se the se#-re so#'et layer !44L(

n#rypts data trans+ission to the ser"er

4e#-re pa%es are easily identi ed@RL -ses https:7ro&ser stat-s *ar sho&s a #losed lo#'

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nd o, Chapter