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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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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