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Question 78Asked in UGC NET Computer Science, November 2017 (Paper II & III, Selected Questions)

A signal processor software is expected to operate for 91.25 days after repair, and the mean software repair time is expected to be 5 minutes. Then, the…

A signal processor software is expected to operate for 91.25 days after repair, and the mean software repair time is expected to be 5 minutes. Then, the availability of the software is :
  1. A96.9862%
  2. B97.9862%
  3. C98.9962%
  4. D99.9962%
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Correct answer: (D) 99.9962%

Explanation

Availability = MTBF / (MTBF + MTTR). MTBF = 91.25 × 24 × 60 = 131,400 minutes and MTTR = 5 minutes, so availability = 131,400 / 131,405 = 99.9962%.

From UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions)

This is question 78 of UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.