Introduction Use case modeling (use case diagrams) describes what a system does or what is the functionality provided by the system to benefit the users. Use case modeling was created by Ivar Jacobson. More than any other diagrams in UML, use case diagrams allow us to quickly gather the requirements of the software system. The primary components of a use case model are use cases, actors or roles and the system being modeled also known as the subject. The primary purpose of use cases are: To describe the functional requirements of the system, resulting in an agreement between the stakeholders
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What are the use cases in UML and it’s diagrams
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