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Washington CompTIA A+ Practice 13

Practice 13 for CompTIA A+ Exam learners in Washington: 25 questions, explained answers, and a review routine.

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Question 1

1

A phone charges from a USB cable but never appears as a data device. It works with a known-good data cable on the same computer and port. What is the best-supported cable diagnosis?

Question 2

2

A transfer exercise uses decimal units: 1 MB equals 8 Mb. Ignoring overhead, how long does a 300 MB file take over a constant 100 Mb/s connection?

Question 3

3

An employee knows a password and enters a one-time code produced by an enrolled authenticator device. What distinguishes this from entering two memorized passwords?

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