Advanced Level – Cross-Cutting
Load Testing (Detail) – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A type of performance testing conducted to evaluate the behavior of a component or system with increasing load, e.g. numbers of parallel users and/or numbers of transactions, to determine what load can be handled.
In simple words
Increase load in a controlled way to find how many users/transactions the system supports.
Exam tip
Load testing verifies expected load; stress testing pushes past it.
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