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CompTIA A+ 220-701 and 220-702 Practice Questions Exam Cram, Fourth Edition by Patrick Regan

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Chapter 2. Troubleshooting, Repair, and Maintenance

Now that you have had an introduction to hardware, you are ready to look at the basics of troubleshooting. As you go through this chapter and future chapters, you can apply the basics of troubleshooting to understand how a computer works and how to quickly fix any problem.

Of course, any time a computer breaks down or degrades is a bad time. Therefore, you need to learn how a little maintenance can make a computer last longer so that you avoid problems before they occur and before you lose data.

This domain for the 220-701 exam counts as 20%. The given objectives for this domain are as follows:

2.1—Given a scenario, explain the troubleshooting theory

2.2—Given a scenario, explain and interpret ...

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