Exam-style question
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What is the purpose of using erroneous test data?.
- A.To check how the program responds to invalid or inappropriate input
- B.To prove that every user will like the interface
- C.To provide only typical values to the program
- D.To replace acceptance testing with the intended users
Model answer
What a good answer should say
- To check how the program responds to invalid or inappropriate input
Explanation
Why this works
Erroneous data is deliberately invalid or inappropriate input. Testing with it checks whether the implementation handles such input as intended.
Common mistake
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