What is a loopback plug used for?

Published on July 30th, 2010 at 8:00 am

Last modified on August 13th, 2012 at 1:02 pm


A useful component to keep in your toolbag is a loopback plug. What is a loopback plug used for?

A) Measuring voltage

B) Testing network throughput

C) Measuring disk utilization

D) Testing physical ports

E) Allows you to look forward and backward at the same time

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Category: CompTIA A+ Pop Quizzes

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