Difference between validation and verification

Question

Accepted Answer

Validation ensures the right product is being built, while verification ensures the product is being built right.

Validation checks if the product meets the customer's requirements and needs.
Verification checks if the product conforms to the specifications and standards.
Validation is subjective and involves evaluating the end product, while verification is objective and involves reviewing documents, code, and plans.
Example: Validation would involve user acceptance testing to ensure the product meets user needs, while verification would involve code reviews to check if the code meets coding standards.
Example: Validation would involve checking if a software application meets the user's requirements, while verification would involve checking if the software was developed according to the design specifications.

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