ASQ Certified Quality Engineer (CQE) — Question 59

Maintainability is -

Answer options

• A. The probability of a system being restored to functional operation within a given period of time.
• B. Performing adequate maintenance on a system.
• C. Probability of survival of a system for a given period of time.
• D. Maintaining a machine in satisfactory working condition.

Correct answer: A

Explanation

The correct answer is A because maintainability specifically relates to the system's ability to be restored to operational status within a certain timeframe. The other options describe aspects of maintenance or operational longevity but do not accurately capture the essence of maintainability.