Chapter 6 – Test Tools
Code Coverage Tool – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A tool that provides measurements of what parts of a software product have been executed by a test suite.
In simple words
Measures which lines/branches your tests actually ran.
Exam tip
Coverage is a guide, not a target — 100% coverage does not mean bug-free.
Related terms
- Statement CoverageExecuted statements ÷ total statements × 100. A basic code-coverage metric.
- Branch CoverageExecuted branches ÷ total branches × 100 — covers both true and false outcomes of each decision.
- White-Box TestingYou design tests using knowledge of the code — branches, statements, paths — to hit specific structural coverage targets.
Practice this term in the ISTQB Mock Test
40 CTFL v4.0 questions, 60-minute timer, instant scoring and chapter-wise breakdown.
Practice in Mock Test