Following a recent outage, a systems administrator is conducting a study to determine a suitable bench stock on server hard drives. Which of the following metrics is MOST valuable to the administrator in determining how many hard drives to keep-on hand?
A) TTR
B) ALE
C) MTBF
D) SLE
E) RPO

Question

Quizplus · Accepted Answer

MTBF (Mean Time Between Failures) is the most valuable metric for determining how many hard drives to keep on hand, as it provides an estimate of the average time between failures, helping to predict the frequency of replacements needed.

Following a Recent Outage, a Systems Administrator Is Conducting a Study