Quality assurance is a comprehensive concept ranging from quality control,production,and inspections that influence the quality of product.

System QA
>raw material Audit
>Internal Audit
>Change Control
>CAPA
>Complaint dealing
>Training

Quality assurance department have an important responsibility of making sure effective quality control tests are at right stages.

Process QA
>IPQA
>Risk assessment
>Deviation
>OOS
>Process validation
>Equipment validation