Uml Activity Diagram Decision Node. An activity diagram may have only one initial action state but may have any number of final action states. It also could exist in variant conditional node with regions.
Another name for the connectors that show the flow between steps in the diagram. Final node end state in the uml a final action state is shown using a circle surrounding a small solid filled circle a bull s eye. The notation for a decision node is a diamond shaped symbol.
No in activity diagram you can also use a much more elaborated element.
Activity diagrams show the workflow from a start point to the finish point detailing the many decision paths that exist in the progression of events contained in the activity. To create a decision node. Also as in uml it is allowed to combine elements from different. In uml an activity diagram is used to display the sequence of activities.
