What is different between QA and QC

Question

Accepted Answer

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

QA is a proactive process that involves planning, designing, and implementing processes to prevent defects from occurring.
QC is a reactive process that involves testing and inspecting products to identify and correct defects.
QA is focused on the entire software development life cycle, while QC is focused on the testing phase.
QA is concerned with process improvement, while QC is concerned with product improvement.
Examples of QA activities include creating test plans, conducting code reviews, and implementing automated testing, while examples of QC activities include manual testing, defect tracking, and root cause analysis.

Popular interview questions of Quality Controller