An Operating System (OS) crashes on the average once in 30 days, that – McqOptions

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1.	An Operating System (OS) crashes on the average once in 30 days, that is, the Mean Time Between Failures (MTBF) = 30 days. When this happens, it takes 10 minutes to recover the OS, that is, the Mean Time To Repair (MTTR) = 10 minutes. The availability of the OS with these reliability figures is approximately :
A.	96.97%
B.	97.97%
C.	99.009%
D.	99.97%
Answer» E.

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