How Computers Work, Ninth Edition

Part 7. How the Internet Works

IT would be a lot easier to explain how the Internet works if you could hold it in your hand. Hardware—real, tangible, with a weight and size—is always easier to understand because you can see it and you can point with confidence to say this gizmo leads to that gadget, every time. The Net is not just a single thing; it is an abstract system. To understand the significance of this term, consider a less abstract system—your ...