9/7/2023 0 Comments Online use case diagram toolsWe need to define what those users (actors) need from the system. Use-cases represents the activities that actors perform with the help of your system in the pursuit of a goal. They must supply stimuli to that part of the system, and the must receive outputs from it. The only criterion is that they must be external to the part of the system being partitioned into use-cases. Those users can be humans, other computers, pieces of hardware, or even other software systems. Actors represent roles that can are played by users of the system. They separate the system into actors and use-cases. Use-cases are used during the analysis phase of a project to identify and partition system functionality. An important part of the Unified Modeling Language (UML) is the facilities for drawing usecase diagrams.
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