Thehistoryoftheinternet(英文版)学习课件.pptx

ByPhoebe;;Whatwasthe“VictorianInternet”?;VictorianInternet;Anetworkofnetworks,joiningmanygovernment,universityandprivatecomputerstogetherandprovidinganinfrastructurefortheuseofE-mail,bulletinboards,filearchives,hypertextdocuments,databasesandothercomputationalresources

Thevastcollectionofcomputernetworkswhichformandactasasinglehugenetworkfortransportofdataandmessagesacrossdistanceswhichcanbeanywherefromthesameofficetoanywhereintheworld.;1969:Arpanet;thefirstrealnetworktorunonpacketswitchingtechnology(newatthetime).OntheOctober29,1969,computersatStanfordandUCLAconnectedforthefirsttime.Ineffect,theywerethefirsthostsonwhatwouldonedaybecometheInternet.;Emailwasfirstdevelopedin1971byRayTomlinson,whoalsomadethedecisiontousethe@symboltoseparatetheusernamefromthecomputername(whichlateronbecamethedomainname).;

1974wasabreakthroughyear.

Aproposalwaspublishedtolinklikenetworkstogetherintoaso-calledinter-network,whichwouldhavenocentralcontrolandwouldworkaroundatransmissioncontrolprotocol(whicheventuallybecameTCP/IP).;1977wasabigyearforthedevelopmentoftheInternetasweknowittoday.It’stheyearthefirstPCmodem,developedbyDennisHayesandDaleHeatherington,wasintroducedandinitiallysoldtocomputerhobbyists.;WhilemanypeoplecreditKevinMacKenziewiththeinventionoftheemoticonin1979,itwasScottFahlmanin1982whoproposedusing:-)afterajoke,ratherthantheoriginal-)proposedbyMacKenzie.Themodernemoticonwasborn.;;;;;;;;InternetGrowthTrends;Thankyou;9、青少年是一个美好而又是一去不可再得的时期，是将来一切光明和幸福的开端。。6月-206月-20Wednesday,June3,2020

10、人的志向通常和他们的能力成正比例。18:17:4518:17:4518:176/3/20206:17:45PM

11、夫学须志也，才须学也，非学无以广才，非志无以成学。6月-2018:17:4518:17Jun-2003-Jun-20

12、越是无能的人，越喜欢挑剔别人的错儿。18:17:4518:17:4518:17Wednesday,June3,2020

13、志不立，天下无可成之事。6月-206月-2018:17:4518:17:45J