what is regression

Question

what is regression

Accepted Answer

Regression is the process of retesting previously tested functionality to ensure that changes or fixes have not introduced new defects.

Regression testing is performed to validate that existing functionality still works correctly after changes have been made.
It helps identify any unintended side effects or bugs introduced by new code changes.
Regression testing can be done manually or through automated testing tools.
Examples of regression testing include running a suite of test cases after a software update or retesting a specific feature after a bug fix.
Regression testing is an important part of the software testing process to maintain the quality and stability of the product.

Accepted Answer

Regression testing is to identify the unintended defects are side effects, when code is changed or any bug got fixed.

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