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Nebraska CompTIA A+ Practice 15

Practice 15 for CompTIA A+ Exam learners in Nebraska: 25 questions, explained answers, and a review routine.

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Question 1

1

A virtual-machine snapshot is stored on the same storage system as the VM. Why is an independent backup still valuable?

Question 2

2

A technician suspects a specific application causes high CPU use. Which observation would best test that hypothesis?

Question 3

3

Before handling an unplugged computer internal circuit board, a technician consults a service guide that requires an approved electrostatic-discharge workstation. Why is this precaution relevant?

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