Use Case Diagram
a powerful tool for identifying the main functions or features of the system and the different users or external systems that interact with the system; used in OO world as a part of Unified Modeling Language (UML)
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Use Case Diagram
a powerful tool for identifying the main functions or features of the system and the different users or external systems that interact with the system; used in OO world as a part of Unified Modeling Language (UML)