Buliding N1™ Grid Solutions Preparing, Architecting, and Implementing Service-Centric Data Centers

Use Cases

The classic definition of a use case is that it describes a sequence of actions that are performed by a system to yield a result of value to a user. In simple terms, use cases describe what the actors do and what they want the system to do. Use cases present another opportunity for measurement and act as a source of activity that can be measured. The previous sections mentioned use cases as a potential basis for both derived and explicit requirements and constraints, as well as a means of establishing the context for a measurable SLR.

The sequence referred to in the definition is a specific flow of events through the system or an instance. Identifying and describing your use cases means identifying and describing a group of related ...