Question: Explain in detail what is software reliability? Consider the following case study: A banking system periodically fails. The software engineer tracks the system for two

Explain in detail what is software reliability?

Consider the following case study:

A banking system periodically fails. The software engineer tracks the system for two months (assume the total number of days are 61 days).

The system fails on days 6, 15, 25, 31, 40, and 49. (The system have started on day 1 of the 61 days).

Assuming the repair times are 3, 7, 3, 4, 5, 2 hours.

Find the following:

  1. The interval between failure days.
  2. Calculate the MTTF.
  3. Calculate the MTTR.
  4. Calculate MTBF.
  5. Calculate the probability that the system will not fail within 8 days,
  6. What is the percentage chance that the system will not fail with 8 days.

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