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In a quality assurance program, what is the key difference between quality control (QC) and quality assurance (QA)?

Correct Answer

D) QC focuses on detection, QA focuses on prevention and process improvement

Quality Control focuses on detecting defects in completed work, while Quality Assurance focuses on preventing defects through proper processes and continuous improvement.

Answer Options
A
QC focuses on prevention, QA focuses on detection
B
QC is for materials, QA is for workmanship
C
QC is performed by owners, QA is performed by contractors
D
QC focuses on detection, QA focuses on prevention and process improvement

Why This Is the Correct Answer

Quality Control focuses on detecting defects in completed work, while Quality Assurance focuses on preventing defects through proper processes and continuous improvement.

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