UML state machine diagram

[Ehsanuls55]

State diagrams represent the life cycle of an object focusing on:

States: Different conditions in which an object can be
Transitions: Events that trigger state changes
Events: Actions that cause state transitions
UML State Machine Diagram : Examples of UML Diagrams

via: Sparx Systems This type of diagram is especially useful in applications where the object lifecycle finance directors email list is complex, such as order management or subscription services. State diagrams help you predict how objects move from one state to another, ensuring smooth transitions and accurate state handling.

Use Case: Illustrates the lifecycle of an order, highlighting transitions through states such as placed, shipped, and delivered.

7. UML Object Diagram
Object diagrams are similar to class diagrams but capture instances at a point in time, showing:

Objects: Specific instances of classes
Attributes and Values: Details of each object at a given time
Links: Connections between instances
UML Object Diagram : Examples of UML Diagrams

via: EdrawMax Often used for testing and debugging, object diagrams help teams visualize how real-world examples of objects interact within the system, allowing developers to verify accuracy against a snapshot of the system state at a specific point in time.

Use case: Capture a snapshot of instances in an e-commerce checkout, showing in real-time the relationships between cart, product, and customer.