Introduction to the Internet & World Wide Web (1)

What is Internet?
  • Sometimes called “the Net”- is a worldwide system of computer networks.
  • The Internet is connecting computers across almost all countries around the world.
  • It enables you to require a file or document from elsewhere in the world virtually
  • The best Virtual Learning, information highway.
History of the Internet

In the early 1960s, the U.S. Department of Defense (DOD) began a research project authorized as a part of national security. The Defense Advanced Research Projects Agency (DARPA) began examining ways to connect all large mainframe computers to each other and to weapons installations that were distributed all over the world.

In 1969, DARPA connected the first computer switches at the University of California at Los Angeles, SRI International, the University of California at Santa Barbara and the University of Utah. This experimental WAN, called the ARPANET, grew over the next three years to include over 20 computers. ARPANET uses the Network Control Protocol (NCP). A protocol is a collection of rules for formatting, ordering and error-checking data sent across a network

Who controls the internet?
Nobody; it is public, cooperative, and an independent network. Several organizations set standards such as World Wide Web Consortium (W3C) and Internet2 (I2).

World Wide Web Consortium (W3C)
– Group that overseas research and sets standards and guidelines for many areas of the Internet.

Internet 2 (I2) – non-profit internet related research and development project that uses a high-speed network to develop and test advanced internet technologies for research, teaching abd learning



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