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PMI Professional in Business Analysis · PMI
Select one answer.
Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.
- "The system shall process 1000 transactions per second" is a non-functional requirement because it describes a system quality (performance) rather than specific functionality. The other options describe what the system does—functional requirements. Non-functional requirements typically address performance, security, usability, reliability, and maintainability.