![UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include. UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.](https://www.uml-diagrams.org/use-case-diagrams/use-case-association-optional-actors.png)
UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.
![Design elements - UML use case diagrams | UML component diagram - Credit card agency | Bank ATM use case diagram | System Boundary Design elements - UML use case diagrams | UML component diagram - Credit card agency | Bank ATM use case diagram | System Boundary](https://www.conceptdraw.com/How-To-Guide/picture/Design_Elements-UML_Sequence.png)
Design elements - UML use case diagrams | UML component diagram - Credit card agency | Bank ATM use case diagram | System Boundary
![UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include. UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.](https://www.uml-diagrams.org/use-case-diagrams/use-case-subject-stereotype.png)
UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.
![A sample UML Use Case Diagram (UCD). The red 'handwritten' annotations... | Download Scientific Diagram A sample UML Use Case Diagram (UCD). The red 'handwritten' annotations... | Download Scientific Diagram](https://www.researchgate.net/profile/Harald-Stoerrle/publication/263239475/figure/fig1/AS:614263651569667@1523463275185/A-sample-UML-Use-Case-Diagram-UCD-The-red-handwritten-annotations-explain-the-UML.png)
A sample UML Use Case Diagram (UCD). The red 'handwritten' annotations... | Download Scientific Diagram
![UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include. UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.](https://www.uml-diagrams.org/use-case-diagrams/subject.png)
UML use case diagrams graphical notation reference - subject, actor, use cases, relationships between them, extend, include.
![Tutorial 2. What is a UML Use Case Diagram? Use case diagrams model the functionality of a system using actors and use cases. Use cases are services or. - ppt download Tutorial 2. What is a UML Use Case Diagram? Use case diagrams model the functionality of a system using actors and use cases. Use cases are services or. - ppt download](https://images.slideplayer.com/15/4771449/slides/slide_7.jpg)
Tutorial 2. What is a UML Use Case Diagram? Use case diagrams model the functionality of a system using actors and use cases. Use cases are services or. - ppt download
![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)