Chapter 3 – Static Testing
Root Cause – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A source of a defect such that if it is removed, the occurrence of the defect type is decreased or removed.
In simple words
The underlying reason a defect exists — fix this and the whole class of defect goes away.
Exam tip
Root-cause analysis is a defect prevention activity — treat symptoms and defects reappear.
Related terms
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