What is difference between Regression Testing and functional Testing?

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Accepted Answer

Regression testing is to ensure that changes made to the software do not affect the existing functionality. Functional testing is to ensure that the software meets the specified requirements.

Regression testing is done after changes are made to the software to ensure that the existing functionality is not affected.
Functional testing is done to ensure that the software meets the specified requirements.
Regression testing is usually automated and focuses on testing the entire system.
Functional testing can be manual or automated and focuses on testing individual features or functions.
Regression testing is done to catch any defects that may have been introduced due to changes made to the software.
Functional testing is done to ensure that the software is working as intended and meets the user's needs.
Regression testing is done throughout the software development life cycle.
Functional testing is done during the testing phase of the software development life cycle.

What is difference between Regression Testing and functional Testing?

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