Difference between regression testing and re-testing

Answer Posted / ramu

Re-gression Testing:-which one can perform testing on the
functionality which is already tested before just to make
sure that this functionality is not effected when ever a new
change
(refinement or new addition of the functionality)is added to
the existing funtionality.

Re-testing:-It is conducted on application in order to
ensure the reproducability of an outcome or defect to rule
out environment issues and make to sure that the
fuctionality of an application is rhobust.

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