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Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition by Craig Larman

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7.3. Commentary: Supplementary Specification

The Supplementary Specification captures other requirements, information, and constraints not easily captured in the use cases or Glossary, including system-wide “URPS+” quality attributes or requirements. Note that requirements specific to a use case can (and probably should) be first written with the use case, in a Special Requirements section, but some prefer to also consolidate all of them in the Supplementary Specification.. Elements of the Supplementary Specification could include:

  • FURPS+ requirements— functionality, usability, reliability, performance, and supportability

  • reports

  • hardware and software constraints (operating and networking systems, ...)

  • development constraints (for example, process ...

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