Quality Assurance vs Quality Control

Quality Assurance vs Quality Control | QA vs QC

The difference between similar looking two different words Quality Assurance (QA) and Quality Control (QC) are mentioned below in five different categories.
➥ Quality Assurance is Prevention Control.
➥ Quality Control is Detection Control.

1) Definition:

   ⇒ Quality Assurance (QA)
       → "Quality Assurance is a set of activities which ensures the process for good output."
   ⇒ Quality Control (QC) : 
       → "Quality Control is a set of activities which ensure the quality of product either it is good or bad quality."

2) Focused on:

   ⇒ Quality Assurance (QA) :
        Quality Assurance (QA) is focused on the prevention of defects.
        QA is a proactive approach that means it works before product made.
  ⇒ Quality Control (QC) : 
       Quality Control (QC) is focused on the identification of defects.
       QC is a reactive approach that means it works after a product made

3) Goal:

   ⇒ Quality Assurance (QA) :
        The goal of Quality Assurance (QA) is to develop a robust process so that the defects will not generate.
   ⇒ Quality Control (QC) : 
       → The goal of Quality Control (QC) is to develop the product checking method so that the defects do not pass to the customer.

4) Responsibility:

   ⇒ Quality Assurance (QA) :
       → Everyone from supplier to dispatch team (all team member) are responsible for that.
   ⇒ Quality Control (QC) : 
       → Usually, a specific team is responsible for testing of product for defect before pass it to the customer.

5) Examples:

   ⇒ Quality Assurance (QA) :
       → Process verification is an example of Quality Assurance (QA).
       → Quality Assurance makes sure you are doing the right things, the right way
   ⇒ Quality Control (QC) : 
       → Product validation/ Product testing is an example of Quality Control (QC).

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