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Glossary: Q

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QA
See Quality Assurance
QC
See Quality Control
Quality Assurance
Quality Assurance (QA) is often confused with Quality Control (QC), but where QC activities are concentrated on detecting defects, QA is proactive and concerned with preventing defects by ensuring that the required levels of quality are achieved for a product or service. A QA program is heavily dependent on data from QC data to…
See Also Quality control; Metrology
Quality Control
Quality Control (QC) includes activities that examine products through observation or testing to determine if they meet their specifications. The purpose of this activity is to detect defects in products or processes where defects are defined as deviating from predetermined requirements.…
See Also Quality assurance; Metrology
Quality management
All activities of the overall management function that determine the quality policy, objectives and responsibilities, and implement them by means such as quality planning. quality control, quality assurance, and quality improvement within the quality system. (ISO 8402) …