: Final verification (often by the user) to determine if the system is ready for deployment.
: 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: : Final verification (often by the user) to
: Ensuring that different software modules work together effectively. while validation asks
: A detailed set of conditions, steps, and expected results used to validate a specific functionality.