![Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors). Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).](https://www.uml-diagrams.org/use-case-diagrams/use-case-diagram-elements.png)
Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).
![Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors). Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).](https://www.uml-diagrams.org/use-case-diagrams/business-use-case-diagram-elements.png)
Use case diagrams are UML diagrams describing units of useful functionality (use cases) performed by a system in collaboration with external users (actors).
![How to find system use cases in the business model - Object-Oriented Analysis and Design for Information Systems Modeling with UML, OCL, and IFML How to find system use cases in the business model - Object-Oriented Analysis and Design for Information Systems Modeling with UML, OCL, and IFML](https://ebrary.net/htm/img/15/627/28.png)
How to find system use cases in the business model - Object-Oriented Analysis and Design for Information Systems Modeling with UML, OCL, and IFML
Business Analyst Community of Nigeria - The use case diagram is a visual scoping tool used to plan the boundaries of the business system being analyzed, the expectations of the system (the
![Use Case Diagram, UML Diagrams Example: Business Use Case Diagram Example - Visual Paradigm Community Circle Use Case Diagram, UML Diagrams Example: Business Use Case Diagram Example - Visual Paradigm Community Circle](https://circle.visual-paradigm.com/wp-content/uploads/2017/08/Use-Case-Diagram-Business-Use-Case-Diagram-Example-1-1280x720.png)