What is the difference between the Internet, intranets, and extranets?

What is the difference between the Internet, intranets, and extranets? Use the Cybrary or other Internet resources to research the difference. Find 2-3 examples of situations where companies use all of these networks. Explain why and how they are used, if possible. The INTERNET: The Internet is actually millions of computers connected together in some way (phone lines, Ethernet, ISDN, cable modems) so that they can share information. The Internet is really one big network …

…research/intranet/ http://www.caenet.com/full_story.php?WID=741 http://www.komatsuamerica.com/index.cfm?resource_id=57 http://www.cisco.com/warp/public/cc/pd/rt/5420/profiles/kmtsu_cp.htm http://www.cio.com/archive/webbusiness/020198_village.html http://www.verisign.com/corporate/news/1998/uswest.html http://www.peakcreativemedia.com/extranet_hub/ http://ford.com/en/default.htm http://www.cio.com/archive/120101/rule_ford.html http://wp.netscape.com/newsref/pr/newsrelease631.html