Quality Assurance Vs Quality Control

Quality Assurance Vs Quality Control

Quality Assurance (QA)	Quality Control (QC)
It is a procedure that focuses on providing assurance that quality requested will be achieved	It is a procedure that focuses on fulfilling the quality requested.
QA aims to prevent the defect	QC aims to identify and fix defects
It is a method to manage the quality- Verification	It is a method to verify the quality-Validation
It does not involve executing the program	It always involves executing a program
It's a Preventive technique	It's a Corrective technique
It's a Proactive measure	It's a Reactive measure
It is the procedure to create the deliverables	It is the procedure to verify that deliverables
QA involves in full software development life cycle	QC involves in full software testing life cycle
In order to meet the customer requirements QA defines standards and methodologies	QC confirms that the standards are followed while working on the product
It is performed before Quality Control	It is performed only after QA activity is done
It is a Low Level Activity, it can identify an error and mistakes which QC cannot	It is a High-Level Activity, it can identify an error that QA cannot
Its main motive is to prevent defects in the system. It is less time-consuming activity	Its main motive is to identify defects or bugs in the system. It is more time-consuming activity
QA ensures that everything is executed in the right way, and that is why it falls under verification activity	QC ensures that whatever we have done is as per the requirement, and that is why it falls under validation activity
It requires involvement of the whole team	It requires involvement of Testing team
Statistical technique applied on QA is known as SPC or Statistical Process Control (SPC)	Statistical technique applied on QC is known as SQC or Statistical Quality Control