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Components
| Component | Area Used | Description | Handy URI |
|---|---|---|---|
| Actor | Use Case | An actor is behaviored classifier which specifies a role played by an external entity that interacts with the subject (e.g., by exchanging signals and data), a human user of the designed system, some other system or hardware using services of the subject. | http://www.uml-diagrams.org/use-case-actor.html |
| Subject | Use Case | A subject is the system under analysis or design. It is acted upon by an actor | http://www.uml-diagrams.org/use-case-subject.html |
Process
To create a UML use case diagram you can follow a number of routes:
- Define Subject
- Define Actors
- Define Use Cases
- Define Use Case Behaviours