false-negative result
📖 ISTQB Glossary
Official ISTQB Definition
A test result which fails to identify a defect that is actually present in a test object.
3 Ways to Think About It
The Quick Take
When a test passes but shouldn't - a defect exists but wasn't detected.
Look Closer
A missed bug - the test said OK but the system actually has a problem.
The Bottom Line
The dangerous test result that creates false confidence.
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