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Which one of the following is a functional requirement ?(a) Maintainability(b) Portability(c) Robustness(d) None of the mentionedI got this question during an interview.My question is taken from Functional and Non-Functional Requirements in chapter Requirement Engineering of Software Engineering

Answer» RIGHT choice is (d) None of the mentioned

The best explanation: All are non-functional requirements representing QUALITY of the system. Functional requirements DESCRIBE what the SOFTWARE has to do.


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