CHAPTER 3Common Input/Output Devices

In this chapter, you will learn how to

• Describe the workings of keyboards

• Explain how to connect and use mice and other pointing devices

• Describe how to work with monitors

The standard computer uses two types of input devices and one output device. A keyboard and a mouse enable you to give commands to the computer. A monitor enables the computer to show you the results of those commands. Figure 3-1 shows the parts of a simple PC.

These three devices have been the mainstay of input/output (I/O) since the very early days of personal computers. Because they offer users amazing versatility in working with the PC, they don’t look to go away any time soon.


Creative folk have invented and manufactured ...

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