Particular actors, like the payroll clerk, can perform different functions in different use cases. Actors dona#39;t need to be human; they can be other systems. When an actor is a system, use a different symbol in the use-case diagram from the oneanbsp;...
|Title||:||Pattern-Oriented Software Architecture For Dummies|
|Publisher||:||John Wiley & Sons - 2012-12-07|