volume_mute
Which of the following is a 'Non-Functional Requirement'?
publish date: 2026/04/27 21:04:8.779205 UTC
volume_mute
Correct Answer
The system shall be available 99.9% of the time.
Explanation
Non-functional requirements (or Quality of Service requirements) describe how a system must behave or its qualities (availability, security, performance).
Reference
go-math-science.com
