A Presumptuous Presentation on “the wWW”By ViGNESHSwaminathanPURPOSEPURPOSEW3URI-URI-HTTP-HTMLPURPOSEPURPOSESHARING INFORMATION(That’sSHARING INFORMATION(That s Really it)HUMAN CONTROLLED COMPUTER controlledINTERWEBZCLIENTSERVERW3W3-BOUNDLESS INFORMATIONBOUNDLESS INFORMATION-URIHTTP-HTTP-HTMLURIURI-IDENTIFIER (not locator)IDENTIFIER (not locator)-URL – SPECIFIC FORM of URIHUMAN ADDCOMPUTER ADD-HUMAN ADDCOMPUTER ADDINTERWEBZHUMAN CONTROLLED COMPUTER controlledCLIENTSERVERHuman NAMe: www.EXpertsEXCHANGE.comCOMPNAMe:204 236 250 100We type in the human name (URI) becausewe’re stupid and cannot rememberCOMP NAMe: 204.236.250.100Numbers but only “WORDS”URI POINTS TO THE IP ADDRESS OF WEBSITEHTTPHTTP-HYPER TEXT TRANSFER PROTOCOL-App for retrieving web pages-STATELESS PROTOCOL-Importance of IDEMPOTENCY and states-Importance of IDEMPOTENCY and states-Methods --Get (Request for page)-Put (UPLOADS REPRESENTATION Of page)-POST (UPLOADS PAGE AFTER (CHANGE)INTERWEBZHUMAN CONTROLLED COMPUTER controlledCLIENTSERVERhttp://www.expertsexchange.comCOMP NAMe: 204.236.250.100Talking in HTTPHTMLHTML-HYPER TEXT MARKUPHYPER TEXT MARKUP LANGUAGEBasic format todisplay PAGES-Basic format to display PAGES-browser’s inherent FunctionGopherGopher-Used to share informationUsed to share information-could not show hyperptextWAIS-SEARCH INDEX (TEXTUAL RETREIVAL)RETREIVAL)-CONTEXTLESS RESOURCETheFUtureThe FUture-DNSDNS-REAL TIMe “Chatting”WIKIPEDIA d-WIKIPEDIA, and-WIKIEPEDIA-WIKIPEDIA…again-AMazonAMazonCreditsCredits-SIRtimberners-leeSIRtimbernerslee-MARC ANDREESSEN & ERIC
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