220-801 A+ Answer Power Failure

Here’s the Answer to the Question posted on Facebook

Q. What protects a system from undesired data loss during a power failure?

A. Environmental monitor


C. Backups

D. Surge suppressor

Answer available until July 4, 2016.

See Chapter 1 of the CompTIA A+ Training Kit (ISBN 978-0735662681) by Darril Gibson.

CompTIA A+ Training Kit (Exam 220-801 and Exam 220-802) (Microsoft Press Training Kit)

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