MAN 4544 Lecture Notes - Lecture 7: Activity Diagram
Document Summary
Use case a depiction of a system"s behavior or functionality under various conditions as the system responds to requests from users. Actor an external entity that interacts with a system. Use case diagram a picture showing system behavior, along with the key actors that interact with the system. Extend relationship an association between two use cases where one adds new behaviors or actions to the other. Include relationship an association between two use cases where one use case uses the functionality contained in the other. Level perspective from which a use case description is written, typically ranging from high level to extremely detailed. Stakeholder people who have a vested interest in the system being developed. Preconditions things that must be true before a use case can start. Minimal guarantee the least amount promised to the stakeholder by a use case.
