ðHgeocities.com/csit101/Lecture1/Page8.htmlgeocities.com/csit101/Lecture1/Page8.htmlelayedx„ŽÕJÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÈÐÁ‹ÈOKtext/htmlpa'9nÈÿÿÿÿb‰.HTue, 22 Aug 2000 22:45:07 GMT<Mozilla/4.5 (compatible; HTTrack 3.0x; Windows 98)en, *ƒŽÕJÈ Connectivity and the Internet
Connectivity and the Internet

 

    

The Internet

The Internet is defined to be a network of networks.  Currently it connects  millions computers together and its size is growing at an exponential rate.  This is illustrated by the following table showing the number of computers connected to the Internet between 1983 and 1997

 

Year Computers On the Internet
1983 562
1984 1,024
1985 1,961
1986 2,308
1987 5,089
1988 28,174
1989 80,000
1990 290,000
1991 500,000
1992 727,000
1993 1,200,000
1994 2,217,000
1995 4,852,000
1996 9,472,000
1997 16,146,000

 

The World Wide Web

The World Wide Web or simply the Web is an Internet service accessible thru a web browser that allow users to view any hypertext document on the Internet.  Hypertext documents usually contain links that allow retrieval of other hypertext documents that can be located in different parts of the world.

Examples:

 

Significance of the Internet

The Internet make information sharing a reality.  With millions of computers all around the glob connected together, end-users are no longer bound by the surface of the desk.  Now they can reach past the desk and link with computers to share data, programs, and information.  The Internet and the Web are considered by many to be the two most important technologies for the 21th century. 

  

 

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