![]() ![]() You can highlight the roles that interact with the system and the functionality provided by the system without going deep into inner workings of the system. ![]() For a high-level view of the system – Especially useful when presenting to managers or stakeholders.To identify functions and how roles interact with them – The primary purpose of use case diagrams.Depending on your requirement you can use that data in different ways. Importance of Use Case DiagramsĪs mentioned before use case diagrams are used to gather a usage requirement of a system. They serve as a communication tool between stakeholders, helping to clarify and validate requirements, identify system boundaries, and support the development and testing processes. Use case diagrams provide a high-level overview of the system’s functionality, showing the different features or capabilities it offers and how users or external systems interact with it. Use case diagrams capture the functional requirements of a system and help to identify how different actors interact with the system to achieve specific goals or tasks. It depicts the functionality or behavior of a system from the user’s perspective. ![]()
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