Actor
An Actor specifies a role played by a user or any other system that interacts with the subject.
Actors may represent roles played by human users, external hardware, or other subjects.
Example
A person may have a job title of Developer.
▪When that person is performing an activity such as training users on use of the product, the person is playing the role of Trainer.
▪When that person is performing an activity such as demonstrating the product at a trade show, they are playing the role of Technical Seller.
▪When that person is developing the product, they are performing the role of Developer.
See also
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