DID YOU KNOW
that the information in this lesson may be elementary to some of you? This
lesson covers some of the basics of Internet use. You may already know
much of the information in the lesson. Feel free to move quickly and
briefly review the information you know.
You may hear people refer to the Internet, Net,
World Wide Web or Web.
What exactly are these entities? The Internet, or Net, was originally
designed by the U.S. Defense Department as a way to protect communication
signals against a nuclear war and serve military institutions.
It is a physical medium that allows computers world-wide to talk to each
other. It is not operated by any one entity so no one controls it. It facilitates
data communication services such as electronic mail and newsgroups via