# UGCNET-Dec2015-III: 72

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Which one of the following statements is incorrect?

1. Pareto analysis is a statistical method used for analyzing causes, and is one of the primary tools for quality management.
2. Reliability of a software specifies the probability of failure-free operation of that software for a given time duration.
3. The reliability of a system can also be specified as the Mean Time To Failure (MTTF).
4. In white-box testing, the test cases are decided from the specifications or the requirements.

retagged

1 vote

choice 4 is incorrect and hence the ans

white box testing are concerned with codes

in Black box testing the test cases are decided from the specifications or the
requirements.

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