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Use Case diagrams are behavior diagrams of UML used to describe a set of actions (Use Cases) that some system or systems (Subject) should or can perform in collaboration with one or more external users of the system (Actors).

Each Use Case describes a unit of complete and useful functionality, some observable and valuable result that the subject provides to its users (actors)or other stakeholders of the system.

Example use cases for bank ATM are: Withdraw Cash, Make Deposit.

Use case diagram for ATM could show users of ATM, some or all of use cases, boundary of the system. See example in provided link.

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Related Questions

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The key differences between the legal cases involving Hermesmann vs. Seyer are related to the specific facts and circumstances of each case, including the parties involved, the legal issues at hand, and the outcomes of the cases. It is important to carefully review the details of each case to understand these differences fully.


System use case diagram for airline system?

E-R diagram for Airline management system is in the related links.


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Sample of use case diagram represent the business process of GeneralMotors?

sample of use case diagram represent the business process of GeneralMotors