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Use Cases: Patterns and Blueprints by Karin Palmkvist, Gunnar Övergaard

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Chapter 6. Structuring a Use-Case Model

The very first attempt at a use-case model is usually done mainly graphically, in diagrams showing actors and associated use cases (see Figure 6.1). These sketches of a use-case model are complemented by brief descriptions of the use cases and the actors, to make sure that everyone involved in the process understands and agrees on what each actor and use case represents. When these diagrams and descriptions of the model stabilize, more details are provided by means of detailed descriptions of each use case.

The first sketch of a model contains coarse-grained use cases and is very unstable.

Figure 6.1. The first sketch of a model contains coarse-grained use cases and is very unstable.

During ...

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