Activity diagrams
Activity diagram are used to capture complicated process flows in a system. Below figure ‘Activity’ shows a simple activity diagram. Some of the points which you can easily note from the activity diagram figure are:-
• Start of an activity is denoted by a dark circle.
• End of an activity is denoted by a dark circle inside a white circle.
• Activities are denoted by simple oval rectangles.
Activity diagram are used to capture complicated process flows in a system. Below figure ‘Activity’ shows a simple activity diagram. Some of the points which you can easily note from the activity diagram figure are:-
• Start of an activity is denoted by a dark circle.
• End of an activity is denoted by a dark circle inside a white circle.
• Activities are denoted by simple oval rectangles.
Figure: - Activity
A decision in activity diagram is as shown figure ‘Decision in Activity Diagram’. Figure shows the condition in a ‘[‘ (Square bracket). So the first activity is ‘Check Age’, if the age is greater than 16 then we can go for ‘Adult Movie’ activity or else we need to execute the ‘Kids Movie’ activity.
Figure: - Decision in Activity Diagram
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