Design verifications confirms design output meets the design input requirement. Design validation establishing by objective evidences that design specification meets the user need and intended use. Design V&V demonstrates at product was design correctly. Process validation means establishing by objective evidence that a process produces a result or product that meets it pre determined specification. Process V&V demonstrates process delivers the final product. The output of process V&V includes reports ,final production documents and completetd designs transfer. Design and process V&V are different but each contributes important element to insure product’s success.