## Discussion Forum

Que. | 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:99.97% |