Verification & Validation

Verification & Validation

Verification	Validation
1. Are you building it right?	Are you building the right thing?
2. Ensure that the software system meets all the functionality.	Ensure that functionalities meet the intended behaviour. Make sure the product is built as per customer requirements.
3. Verification takes place first and includes the checkingfor documentation, code etc.	Validation occurs after verification andmainly involves the checking of the overallproduct.
4. Done by developers.	Done by Testers.
5. Have static activities as it includes thereviews, walkthroughs, and inspections to verify that software is Correct or not.	Have dynamic activities as it includes executing the software against the requirements.
6. It is an objective process and no subjective decision should be needed to verify the Software.	It is a subjective process and involves subjective decisions on how well the Software works.