Communications

=Communications Revolution=
 * 1) Summarize the "Historical Perspective" of this issue. (see timeline at the bottom of pages 906 - 907 as well)
 * 2) How did the Internet come into being?
 * 3) How have computers changed the way Americans work and live?
 * 4) What types of challenges have been created by the use of computers?

1. In the 1940s is when large sized computers first came about and needed a fan to help cool down the parts of the computer. In 1994 three million people used the internet world wide.Since then smaller sized computers have came about and have become more affordable. And from 1994 to 2001 there are now more than 200 million people who use the internet world wide.

2. Internet came into being back in the 1960's when the Department of Defense began to network its computers to protect its ability to launch nuclear missiles. About 20 years later in in the 1980's the National Science Foundation created their own network, and they allowed anyone to access it.

3.By Fall of 2003, over 131 million Americans were using the internet either at home of at work. More and more people were getting their own personal computers, in 2003 around 62% of U.S homes owned a computer. Computers at work allow employees to perform their work a lot more rapidly and easier. Now days at home you can buy almost anything you want from the internet such as flowers, books, cars, and stocks. You can now even pay your bills online, get a printed out detailed map of where ever you want to go, and you can set up your own websites.

4. There are many challenges that have came about due to computers. One challenge is the growth in "cyber crime" in which incidents of hackers stealing social security numbers and other personal information. Another challenge or problem is "digital divide". "Digital divide" is where people who can't afford computers or internet are falling even more behind in being up to date with the rest of the world.



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To learn more go to: http://www.learnthenet.com/english/index.html Communications