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CompTIA A+ Exam Cram, Fourth Edition by David L. Prowse

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Chapter 5. Power

Everything relies on power. Clean, well-planned power is imperative in a computer system. It’s so important, that I almost made this the first chapter of the book. I can’t tell you how many power-related issues I have troubleshot in the past. Many of the issues that you see concerning power are due to lack of protection and improper planning, and as such you will see several questions (if not more) on the A+ exams regarding this ...

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