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Questions tagged [non-functional]

The tag has no usage guidance.

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1answer
49 views

Usability or performance requirement? [duplicate]

Usability requirements are focused on User interfaces, how easy they are to learn, how quick access to some frequent menu options are provided, etc. Suppose we have the following requirement: The ...
0
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2answers
71 views

Identification of Nonfunctional Requirements

For the most part, I am able to distinguish between functional and non-functional requirements, but at times it is not clear for me. For example, the following are non-functional but they seem ...
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2answers
132 views

How security metrics are verified in testing phase?

I am required to analyze and make an architecture of an application. While analyzing the requirements I find, in my system user personally identifiable information (PII) confidentiality is a very ...
1
vote
4answers
151 views

Is this a functional or non-functional requirement? [duplicate]

Is this requirement: The system is required to have an easier GUI to make it more usable by any kind of user (normal or disabled user) a functional or non-functional requirement ? And Why ?
-3
votes
1answer
538 views

Non-functional requirements metric and measurement

Do all non-functional requirements need a specific metric and measurement? Would a NF maintainability requirement such as: "Upgrade to a new software version shall leave all database and personal ...
5
votes
1answer
1k views

Is logging a valid non-functional requirement?

Working in an architecture roles I was asking the team that was developing a component to add some logging at certain points. For this I was offered and NFR document to fill in. Does logging fit as ...
2
votes
1answer
758 views

Do Non-Functional Requirements for Security make sense for defining SDLC?

I recently had engaged in a security discussion with my companies cyber security risk lead, discussing security controls and standards they would be holding the project to. The expectation of the ...