UML activity diagrams fall under behavior diagrams because they model how a system behaves when actions are performed to complete an activity or process.Īlthough activities are usually laid out in sequential order, activity diagrams can also show concurrent activities or activities that are happening at the same time.Īn activity diagram can also be used to present the flow of events and identify the requirements in a business process. In UML, systems are modeled either based on their structure or behavior and are classified into structural UML diagrams or behavioral UML diagrams.

UML or Unified Modeling Language is a software modeling language used in visualizing the design of a particular system. Here is an example of an activity diagram that shows the actions or steps executed upon the creation of a transaction in a payment processing system:Īctivity diagrams are commonly used in software engineering within the UML for modeling and designing software systems on a high level. Activity diagrams illustrate parallel activities, decisions and conditions and are commonly used in business process modeling to provide a clear depiction of activity flows for system analysis and design.

What are the benefits of an activity diagram?Īn activity diagram is a type of flowchart that visually represents the flow of actions or processes within a system.What are the basic components of an activity diagram?.

Want some extra help? Check out our activity diagram templates to help make a clear and compelling activity diagram. This article will discuss what an activity diagram is, its components and how you can create an uml activity diagram to help with your projects. Activity diagrams are great tools for modeling how a system should behave upon performing a series of actions.Īctivity diagrams are particularly used in software development and can be employed in the different phases of a project.

Contoh soal activity diagram