Non functional requirements how to#
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Non functional requirements software#
what can they do, while non-functional requirements define, other things which are not required by the user but required by a service provider or software itself like logging is a non-functional requirement to support an application, not directly used by the user but essential to troubleshoot any issue in a production environment.Ĥ. Functional requirements define a software’s functionality i.e. For example, if your application is not critical and you can live with downtime, you may not need to develop complex failover and disaster recovery code, reducing your application's total development time.ģ. Functional requirement is also the activity System must perform, on other hand non-functional are depending upon the criticality of the application. Functional requirement is specified by the User, while the non-functional requirement is specified by technical people like Architect, Technical leaders, and software developers.Ģ. Here are a couple of differences between functional and non-functional requirements in the software development process :ġ. Functional vs Non-functional Requirements
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