Relationships and Overlaps (Quality Assurance and Quality Control)
Focus on Quality
- Quality Assurance
- Quality Control
- Quality Assurance focuses on the processes used to create the software, making sure everything is done the right way from the beginning.
- Quality Control focuses on the finished product, testing it to catch and fix any defects or issues.
Preventive vs. Detective
- Quality Assurance
- Quality Control
- Quality Assurance uses a preventive mechanism. It’s about putting the right procedures in place to prevent problems from happening in the first place. It ensures that the development process is smooth and follows standards.
- Quality Control uses a detective mechanism. It comes after the software is built, focusing on finding and correcting problems that already exist in the product.
Overlap in Testing
- Quality Assurance
- Quality Control
- Testing is about verifying that the development process like design and code reviews is working well and follows the plan.
- Testing is about executing the software, finding bugs, and checking if the final product meets the requirements.
Complementary Roles
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Quality Assurance and Quality Control work together to ensure quality.
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Quality Assurance sets up processes to prevent defects.
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Quality Control finds and fixes any defects that might have slipped through.
Module Review
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Question 1 of 11: What does QC testing verify?