CS 100 Mount Union College Fall, 2002 The Internet CS 100 Mount Union College Fall, 2002
The Internet In 1960’s a Wide-Area Network connecting research and military facilities was developed called the ARPANET As it grew, name was changed to Internet No centralized control center
How the Internet is used Electronic Mail Send and receive messages to any other Internet user No charge, no matter the distance! Must know the other person’s UserID on their system, and the DOMAIN name of their system
Internet E-Mail Addresses
Internet E-Mail Addresses Outer-Level Domains: United States: com - commercial site edu - educational site org - non-profit organization gov - governmental site mil - military site
Internet E-Mail Addresses Outer-Level Domains: International: uk - United Kingdom ca - Canada de - Germany full list: http://www.checkdomain.com/list.html
How the Internet is used World-Wide Web (WWW) Graphical, Multi-media, easy to use explosive growth this is what most people think of when the word “Internet” is used computer acts as information retrieval / communications device
How to navigate around the Web: follow hyper-links from one document to the next enter a brand new document address use a Search Engine AllTheWeb Yahoo Google Let’s Do It!!!
CS 100 Mount Union College Fall, 2002 The Internet CS 100 Mount Union College Fall, 2002