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I. Getting Started > 1. A Welcome to Windows 2000

Chapter 1. A Welcome to Windows 2000

Way back in the computer Pleistocene era (that is, about ten years ago), PCs were unimpressive creatures, to be sure. Their capacity was limited, their processing was slow, and their interface was all text. Nevertheless, they were great at tasks that were difficult, time-consuming, and boring for humans. In most businesses, PCs rapidly took over the data manipulation, calculation, and word-processing chores that people hated doing. And the more the PC could do, the more was demanded of it. Hardware and software both had to improve rapidly to meet that demand.

In those early and dark ages, the PC’s basic operating system was some version of DOS (Disk Operating System). Like all other operating systems, DOS is software that acts as an internal traffic cop—allotting memory, disk space, and central processing unit (CPU) time to applications, networking software, or peripheral (add-on) equipment. The operating system also keeps track of your files and does all the other behind-the-scenes chores necessary to keep a complicated piece of machinery running.


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