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.

Jan 3, 2025 · A Use Case Diagram in UML visually represents the interactions between users and a system, capturing functional requirements and providing a high-level overview of system behavior for stakeholders.

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).

What is a Use Case Diagram in UML? A use case is a list of actions or event steps typically defining the interactions between a role of an actor and a system to achieve a goal. A use case is a useful technique for identifying, clarifying, and organizing system requirements.

Dec 2, 2022 · A UML (Unified Modeling Language) use case diagram is a visual representation of the interactions between actors (users or external systems) and a system under consideration. It depicts the functionality or behavior of a system from the user’s perspective.

SmartDraw has every type of UML diagram your team needs to design and document systems. Select the type of visual you need, whether structural or behavioral, and all the relevant tools and symbols will be docked next to your work area. Drag and drop your first symbol to the drawing.

A UML use case diagram is the primary form of system/software requirements for a new software program underdeveloped. Use cases specify the expected behavior (what), and not the exact method of making it happen (how).

Mar 1, 2025 · Complete guide to Use Case Diagram including its components, benefits, examples. Learn the step by step directions to draw Use Case Diagrams.

The Unified Modeling Language (UML) is a standard visual modeling language to document business processes and software architecture using several types of diagrams - use case diagrams, class, package, component, composite structure diagrams, deployments, activities, interactions and profiles.

UML (Unified Modeling Language) use case diagrams show the functional requirements of a system from the end user's perspective. These diagrams focus on how the system should ideally function and help clarify requirements, detect problems early on, and simplify a system’s design.