May 6, 2008

Back-to-Back and End-to-End testing

Back-to-Back testing is, in which two or more variants of a component or system are executed with the same inputs, the outputs compared, and analyzed. Back-to-back testing involves cross-comparison of all responses obtained from functionally equivalent software components. Whenever a difference is observed it is investigated and, if necessary, a correction is applied.

End-to-End testing generally ensures that all aspects of the business are supported by the systems under test. This is confirmation testing of overall process is performing well.

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