: Validating the smallest testable components (functions or classes) in isolation.
: 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). Software Testing
Testing typically occurs in hierarchical stages to catch errors as early as possible: : Validating the smallest testable components (functions or
: Final verification (often by the user) to determine if the system is ready for deployment. while validation asks
: Testing the complete, integrated system to verify end-to-end performance and functionality.
: A detailed set of conditions, steps, and expected results used to validate a specific functionality.