: A detailed set of conditions, steps, and expected results used to validate a specific functionality.
Testing typically occurs in hierarchical stages to catch errors as early as possible: Software Testing
(PDF) Software Testing Techniques and Strategies - ResearchGate : A detailed set of conditions, steps, and
: Validating the smallest testable components (functions or classes) in isolation. : A detailed set of conditions
: Verification asks, "Are we building the product right?" (checking against specifications), while validation asks, "Are we building the right product?" (ensuring it meets user needs).