What is the exact different between QA and QC?

Answer Posted / asif waheed

the exact different between in QA and QC is

Qualty control:
QC is process oriented
Quality Control is related to a specific product or service
Quality Control verifies whether specific attribute are in,
or are not in, a specific product or service
Quality Control identifies defects for the primary purpose
of correcting defects
Quality Control is the responsibility of the team/worker
Quality Control is concerned with a specific product.

Qualiry assurance:
QA is product oriented
Quality Assurance is concerned with all of the products
that will ever be produced by a process
Quality Assurance personnel should not ever perform Quality
Control unless it is to validate Quality Control
Quality assurance is a system of management activities.
Quality assurance (QA) is preventive process.
Quality assurance (QA) applies to the entire life cycle

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