Back goes the loop

September 16, 2011

Which of these would be the best use of a loopback plug?

A) Check network connectivity from the LAN switch

B) Redirect printer jobs to a network printer

C) Check the error rates of a local network port

D) Convert a serial interface type from 9-pin to 25-pin

E) Keeps the hot side hot, and the cold side cold

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Category: CompTIA A+ Pop Quizzes

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