11+ Introduction To Use Case Diagram. The diagram is used to model the system/subsystem of an application. Use case diagrams consists of actors, use cases and their relationships.
A simple visualization of use cases. Use case diagrams define the requirements of the system being modeled and hence are used to write test scripts for the modeled. You can create one or more.
Use case diagrams were contributed to the unified modeling language (uml) by ivar jacobson, who had devised them as part of his objectory software development method for documenting user requirements.
11+ Introduction To Use Case Diagram. Use case diagram is a behavioral uml diagram type and frequently used to analyze various systems. Use cases describe the interactions that take place between actors and it systems during the execution of business processes according to your interest, you can start reading a use case diagram with the actor or with the use case. Major elements of the business use case diagram are shown. However i won't recommend to use any other uml diagram in scrum.