Chapter 4 -- The Central Processing Unit

[Previous] [Next]

Chapter 4

About This Chapter

This chapter presents an overview of the central processing unit (CPU), which functions as the "brain" of the personal computer. Like the brain, the CPU is a complicated, highly integrated component performing many simultaneous functions. Understanding the principles that underlie the workings of the microprocessor is critical to understanding the computer and its operation.

Before You Begin

You should be familiar with the terms and concepts introduced in Chapter 1, "Introduction to Computers," and Chapter 2, "Understanding Electronic Communication."