QA Fundamentals · Middle · Question 5 of 75
What problem does pairwise (all-pairs) testing solve?
- 1Too many parameter combinations to test them all
- 2Two testers working on the same test at once
- 3Tests that must run in pairs on two machines
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Correct answer: Too many parameter combinations to test them all
Explanation
With 5 parameters of 4 values there are 1024 combinations. Pairwise picks a small set where every pair of values appears at least once, since most defects involve one or two parameters.