Selective retest techniques may be more economical than the "retest-all"technique.How many selective retest techniques are there?
Correct answer: B. three
- A. two
- B. three
- C. four
- D. five
Explanation
Selective retesting is commonly discussed through three techniques, which choose a suitable subset of tests instead of rerunning the entire test suite. This can reduce regression-testing cost while retaining useful fault-detection coverage.
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