CHAPTER 17

Troubleshooting Operating Systems

In this chapter, you will learn how to

•   Troubleshoot boot problems

•   Troubleshoot GUI problems

•   Troubleshoot application problems

This chapter looks at operating system problems from the ground up. It starts with catastrophic failure—a personal computer that won’t boot—and then discusses ways to get past that problem. The next section covers the causes and workarounds when the GUI fails to load. Once you can access the GUI, the many diagnostic and troubleshooting tools that you’ve spent so much time learning about come to your fingertips. The chapter finishes with a discussion on application problems.

The CompTIA A+ 902 exam focuses primarily on troubleshooting in Windows, so the basic structure ...

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