What is the difference between QC and QA?

Question

Accepted Answer

QA is the process of preventing defects while QC is the process of identifying defects.

QA focuses on preventing defects from occurring in the first place
QC focuses on identifying defects after they have occurred
QA is a proactive approach while QC is a reactive approach
QA involves processes such as reviews, inspections, and testing
QC involves processes such as testing, debugging, and fixing defects
Example: QA involves creating test plans and test cases to prevent defects, while QC involves executing those test cases to identify defects
Example: QA involves ensuring that development processes are followed correctly, while QC involves verifying that the end product meets the requirements

Accepted Answer

Who's the check the product like a customer that person is quality control and who's verify and tell my product is good like a seller thats executes that's person is the quality assurance

What is the difference between QC and QA?

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