What is an Activity Diagram?

In Unified Modeling Language (UML), an interest diagram is a graphical illustration of an carried out set of procedural Device activities and taken into consideration a nation chart diagram version. Activity diagrams describe parallel and conditional sports, Use Cases and sySTEM capabilities at a detailed stage.

What Does Activity Diagram Mean?

An hobby diagram is used to version a big activity’s sequential paintings waft with the aid of focusing on action sequences and respective action iNitiating situations. The kingdom of an pastime pertains to the overall perFormance of every workflow step.

An activity diagram is represented by using shapes that are connected by using arrows. Arrows run from interest begin to of completion and represent the sequential order of achieved activities. Black circles Constitute an initial workflow kingdom. A rotated black circle shows an end kingdom. Rounded rectangles constitute completed actions, that are described via textual content interior each rectangle.

A diamond form is used to symbolize a decision, that's a key hobby diagram idea. Upon activity of completion, a transition (or set of sequential sports) need to be decided on from a fixed of opportUnity transitions for all use cases.

Synchronization bars indicating the start or finishing touch of conCurrent activities are used to represent parallel subflows.