Chapter 1. What’s It All About?
In this lesson, you will learn how the Internet works and why HTML and XHTML are so important.
What Is the Internet?
Like many inventions, the Internet began as the solution to a problem. It began with the government’s need to find a way to link several computer networks together so that files could be shared. In other words, it created a network of networks. These computer networks were located all over the world and sharing information the old-fashioned way took a long time. Today, the idea of sharing files with people around the world doesn’t sound like such a big deal when almost everyone has the modem, e-mail, and dial-up connections that make Wide Area Networks (WANs) commonplace. Back then, however, no one ...
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