15 Different Types Of Use Case Diagrams. Use cases are a set of actions, services, and functions that the system needs to perform. A use case diagram at its simplest is a representation of a user's interaction with the system that shows the relationship between the user and the different use cases in which the user is involved.
The reuse of an existing use case by using different types of relationships reduces the overall effort required in developing a system. Use case diagrams are used at the development of software and systems for definition of functional system requirements or system of systems. A use case diagram acts as a focus for the description of user requirements.
A use case diagram acts as a focus for the description of user requirements.
15 Different Types Of Use Case Diagrams. This reuse of an existing use case using different types of relationships. For most projects many use case diagrams are created to describe all possible use case for described system. Case study of use case diagrams. Use case diagrams model the functionality of a system using actors and use cases.