| Aspect | Verification And Validation | Quality Assurance |
|---|
| Focus | Ensuring products meet specifications and are fit for purpose | Preventing defects through process improvements |
| Activities | Reviews, testing, validation protocols | Process audits, standards compliance, process improvements |
| Timing | During and after development | Throughout the development process |
| Certifications | Often requires technical testing certifications | Quality management system certifications (e.g., ISO 9001) |
Verification and Validation focus on confirming that a product meets requirements and is fit for use, primarily through testing and reviews. Quality Assurance emphasizes establishing processes to prevent defects, ensuring consistent quality throughout development. Both are essential but serve different roles in maintaining product quality.