Verification is the checking or testing of item. It is the process of evaluating each phase end product to ensure consistency with the end product of the previous phase.
Verification: Are we doing the job right?
Validation is the process of testing software, or a specification, to ensure that it matches the user’s requirements.
Validation: Are we doing the right job?
Software testing is that part of validation and verification associated with evaluating and analyzing program code.
