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Introduction to the World Wide Web

WWW vs. Internet. Internet already existed when WWW formedWWW rides on the Internet (postal system analogy)HTTP just one of many protocols carried by the Internet. Predecessors. TelnetFTPGopheremail. 1991. Mother of Invention WWW released by Tim Berners-LeeSolved a problem encountered by rese

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Introduction to the World Wide Web

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    1. Introduction to the World Wide Web COSC 415.101 Spring 2008 P. Somerset

    2. WWW vs. Internet Internet already existed when WWW formed WWW rides on the Internet (postal system analogy) HTTP just one of many protocols carried by the Internet

    3. Predecessors Telnet FTP Gopher email

    4. 1991 Mother of Invention WWW released by Tim Berners-Lee Solved a problem encountered by researchers Lots of documents accessible via Internet Different networks and commands Different formats and programs http://www.w3.org/People/Berners-Lee/FAQ.html HTML – common mark up language for document display HTTP – common protocol for location and delivery of documents First Web page: http://www.w3.org/History/19921103-hypertext/hypertext/WWW/TheProject.html

    5. 1992 1992 – Internet Society Chartered ISOC: the international organization for global coordination and cooperation on the Internet, promoting and maintaining a broad spectrum of activities focused on the Internet's development, availability, and associated technologies. http://www.isoc.org/isoc/

    6. 1993 InterNIC created by NSF to provide specific Internet services: directory and database services (AT&T) registration services (Network Solutions Inc.) information services (General Atomics/CERFnet) US National Information Infrastructure Act Mosaic takes the Internet by storm; WWW proliferates at a 341,634% annual growth rate of service traffic

    7. 2005 E-commerce/Web Presence/Home pages Google searches 8 x 109 pages becomes a verb Internet Lifestyle Tools to create Web pages

    8. Browser Wars NCSA Mosaic Netscape Navigator Internet Explorer Mozilla Firefox Others Cello Opera Safari Lynx

    9. COSC 415 Issues to Explore: Web site creation Server administration People Standards Trends

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