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Posts Tagged ‘behavior’

Non functional requirements can be defined as follows:-

• In systems engineering and requirements engineering, non-functional requirements are requirements that specify criteria that can be used to judge the operation of a system, rather than specific behaviors.
• It defines the overall qualities or attributes of the resulting system.
• It places restrictions on the product being developed, the development process, and specify external constraints that the product must meet.

“A non-functional requirement is a statement of how a system must behave, it is a constraint upon the systems behavior.” Read the rest of this entry »