State diagram
The representation of the state of the system or the state of a part of a system at finite instances of time is known as a state diagram.
They are also known as state chart diagrams or state machines.
Uses of a state diagram
The state diagram is used for the following purposes:
- It helps to represent the events responsible for the change in state.
- It helps to model the dynamic behavior of the system.
- It helps to understand the interaction between objects or classes and external stimuli.