Use case diagram: Introduction A use case

Introduction A use case diagram is a graphical representation of the interactions between users (actors) and a system. It helps to identify the system’s functional requirements by illustrating the different ways users can interact with the system to achieve specific goals. This tutorial will guide you through the basics of creating and understanding use case diagrams , using the Wheels bike hire system examples on object-oriented development. What is a Use Case Diagram ? A use case diagram ... A Use Case Diagram is defined as a graphical representation of the interactions between users (actors) and a system. Learn more about use case diagram uses, examples, and UML use case diagrams . What is a Use Case Diagram ? Why Make Use Case Diagrams ? A use case diagram is a dynamic or behavior diagram in UML. Use case diagrams model the functionality of a system using actors and use cases. Use cases are a set of actions, services, and functions that the system needs to perform. In UML, there are five diagrams available to model the dynamic nature and use case diagram is one of them. Now as we have to discuss that the use case diagram is dynamic in nature, there should be some internal or external factors for making the interaction.