Complete Idiot's Guide to Buying Computer (The Complete by Preston; Jerome, Marty; Taylor, Wendy Gralla PDF

By Preston; Jerome, Marty; Taylor, Wendy Gralla

The full Idiot's consultant to purchasing a working laptop or computer

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How big a hard disk do you need? How can you be sure you get the best deal possible without getting ripped off? And after you bring your shiny new machine home, how do you set it up or get help if it goes on the fritz? Not to worry. That's what this book is here for. I'll teach you all that and more. You'll learn every aspect of how to choose, buy, and then set up your new PC, whether you've never put your hands on a mouse before, or whether you've been pointing and clicking for the last few years.

An operating system Hardware by itself is worthlessit's just bunch of chips and cables and metal and other incomprehensible stuff. To do anything, it needs software. The most basic piece of software is the operating system. The operating system controls everything about the computer. It makes all the hardware work together and it enables other software to work with the hardware. Most of all, though, it enables you to work with the computer. So when you click on an icon to run a program, for example, you're using the operating system.

I know, PCs seem as if they're intelligent, and often seem to have ornery minds of their own, especially when they won't do a simple task such as print out a memo for you. But a computer can't do anything unless it's first told to do it by you or by a programmer. So if you're looking for a computer that thinks on its own, you're going to be disappointed. It can't make decisions for you, for example, or carry on an intelligent conversation (on the other hand, I know a whole lot of people who can't carry on intelligent conversations, either).

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