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Repeated Input Testing

publish date: 2026/06/18 03:41:36.137263 UTC

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A tester repeatedly submits the same login request 500 times in quick succession to a web application. Which Whittaker guideline does this test apply?

Force invalid outputs to be generated

Design inputs that cause input buffers to overflow

Repeat the same input or series of inputs numerous times

Choose inputs that force the system to generate all error messages

Correct Answer

Repeat the same input or series of inputs numerous times

Explanation

Repeating the same input numerous times follows Whittaker's guideline to 'repeat the same input or series of inputs numerous times.' This can reveal resource exhaustion issues, memory leaks, state corruption, or session management problems that only appear after repeated operations.

Reference

Software Engineering, Ian Sommerville, 10th edition

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