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7115 · 4.3

Achieving quality production

7115 O-Level — QC vs QA, TQM, ISO standards, and zero-defect philosophy.

Need to know

What you need to know

  • QC is product-oriented and focuses on defect detection.
  • QA is process-oriented and focuses on defect prevention.
  • QC is a reactive measure, performed during and after production.
  • QA is a proactive measure, implemented before and during production.
  • Responsibility for QC often lies with a specific inspection team, whereas QA involves everyone.

Explanation

Achieving quality production

  1. QC is product-oriented and focuses on defect detection.
  2. QA is process-oriented and focuses on defect prevention.
  3. QC is a reactive measure, performed during and after production.
  4. QA is a proactive measure, implemented before and during production.