2.4. Common Laptop Issues
Most of the tools used in diagnostics and troubleshooting are the same in the laptop world as in the desktop world, with few exceptions. This section looks at tools (many are just approaches to what is already there) you can use to work with laptops.
2.4.1. Critical Information
To solve a problem with a laptop or portable device (these terms are mostly used interchangeably by CompTIA), you should fully understand the hardware you're working with. The following list describes the items that CompTIA wants you to be comfortable with for this objective. Some may seem like common sense, in which case you should have no difficulty choosing the correct answer for questions about them on the exam:
AC Power
In the absence ...
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