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December 27, 2012



Which of these troubleshooting tools would be the best choice for validating the wiring layout of a power outlet?

A) Multimeter

B) Circuit Tester

C) Control Panel / Power

D) Power inverter

E) Plug in computer, check for smoke


The answer: B) Circuit Tester

A circuit tester is designed to provide instant feedback about the wiring of a power outlet. By simply connecting the circuit tester, you can determine if any wires or open, hot, or reversed.

Want to know more? Watch “Troubleshooting Power Supplies.”

Troubleshooting power supplies requires some specialized tools and some common troubleshooting techniques. In this video, you’ll learn about circuit testers, the value of a good multimeter, and how to use these tools to troubleshoot power outlets and power supplies.

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Category: CompTIA A+ Pop Quizzes

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