Difference between qa and qc ?

Question

Accepted Answer

QA focuses on preventing defects while QC focuses on identifying and fixing defects.

QA is a process-oriented approach that aims to prevent defects from occurring in the first place.
QC is a product-oriented approach that focuses on identifying defects in the final product.
QA involves activities such as planning, designing, and implementing processes to ensure quality.
QC involves activities such as testing, inspecting, and verifying the quality of the final product.
QA is proactive while QC is reactive.
Example: QA involves creating test plans and test cases, while QC involves executing those test cases and reporting defects.
Example: QA involves reviewing requirements and design documents, while QC involves reviewing the final product for compliance with those requirements and designs.

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