Once a device has failed, what metric measures the average amount of time to repair?
A) mean time to repair (MTTR)
B) mean time to restore (MTTR)
C) mean field replacement time (MFRT)
D) mean restoration time (MRT)

Question

Quizplus · Accepted Answer

Mean time to repair (MTTR) measures the average amount of time it takes to repair a failed device. The other options - mean time to restore (MTTR), mean field replacement time (MFRT), and mean restoration time (MRT) - are not commonly used metrics in this context.

Once a Device Has Failed, What Metric Measures the Average