What is the Internet?

The Internet permeates our very existence. Most of us cannot imagine life without it. We often depend on it for livelihoods, for routine commutes, and for entertainment. It has become almost like a utility. You’re accessing this course through the Internet.

But how does it actually work? What goes on behind the scenes? Well, you’ve come to the right place to learn that! The Internet is a global network of computer networks.

But First, What’s a Network?

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