What is the difference between Regression testing and Retesting?

Question

Accepted Answer

Regression testing is testing the entire system after making changes, while retesting is testing a specific bug fix.

Regression testing ensures that changes made to the system do not affect existing functionality.
Retesting ensures that a specific bug or issue has been resolved.
Regression testing is done after every change, while retesting is done after a bug fix.
Regression testing is time-consuming, while retesting is relatively quick.
Example of regression testing: testing the entire system after adding a new feature.
Example of retesting: testing a specific bug fix to ensure it has been resolved.

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