In unit testing of a module, it is found that for a set of test data, at the maximum 90% of the code alone…

Question

In unit testing of a module, it is found that for a set of test data, at the maximum 90% of the code alone were tested with the probability of success 0.9. The reliability of the module is

Accepted Answer

Correct answer: C — Reliability is estimated by multiplying the code coverage percentage by the success probability of tested code. Here, 90% (0.9) coverage and 0.9 success probability yield an upper bound of 0.81.

Answer

A. Greater than 0.9

Answer

B. Equal to 0.9

Answer

C. At most 0.81

Answer

D. At least 0.81

In unit testing of a module, it is found that for a set of test data, at the…