PiggyBank sequence diagram

This sample Unified Modeling Language (UML) model provides an example of a complete UML model and a fully annotated sequence diagram. The sequence diagram describes the DisplayBalance use case from the PiggyBank online banking system scenario. The diagram illustrates the sequence of actions that occur when customers view the balance of their bank accounts. The sequence diagram is annotated with suggested UML diagramming guidelines to help you create effective UML diagrams.
Time required: 30 minutes
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