Chapter 6 – Test Tools
Selenium Grid – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A tool that distributes Selenium tests across multiple machines and browsers in parallel through a hub-and-node architecture.
In simple words
A cluster that runs Selenium tests on many browsers and machines at once.
Exam tip
Grid 4 unifies hub and node into distributed components — parallelization is the top scaling technique.
Related terms
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