UML use case diagrams graphical notation reference - subject ...
Use case Manage Account associated with Customer and Bank actors. Use case may have one or several associated actors. It may not be obvious from use case diagram which actor initiates the use case, i.e. is "primary actor".
Use Case Diagram - Unified Modeling Language (UML)
2024年10月14日 · In the context of a Use Case Diagram, actors initiate use cases and receive the outcomes. Proper identification and understanding of actors are crucial for accurately modeling system behavior. 2. Use Cases. Use cases are like scenes in the play. They represent specific things your system can do.
UML actor is a role played by a human user of the designed ...
An actor can only have binary associations to use cases, components, and classes. Business Actor. A business actor (introduced in Rational Unified Process (RUP) to support business modeling) represents a role played by some person or system external to the modeled business and interacting with the business.
UML Use Case Diagram Tutorial - Lucidchart
In the Unified Modeling Language (UML), a use case diagram can summarize the details of your system's users (also known as actors) and their interactions with the system. To build one, you'll use a set of specialized symbols and connectors.
UML Use Case Diagrams
Use case diagrams are usually referred to as behavior diagrams used to describe a set of actions (use cases) that some system or systems (subject) should or can perform in collaboration with one or more external users of the system (actors).
Use Case Diagram notations guide - Visual Paradigm
2018年5月11日 · Use case diagram is a kind of UML diagram. Here is a list of Unified Modeling Language (UML) notations supported in a UML use case diagram: A use case represents a user goal that can be achieved by accessing the system or software application.
UML Use Case Diagram Tutorial and Examples: Complete Guide
2024年2月16日 · Before we draw a use case diagram, you must know and understand first its components. 1. Use Cases. The use case are the ellipses or circle symbols. This symbol will illustrate the...