Event handling in Java commonly follows the:

(i) Delegation event model
(ii) Sequential event model
(iii) Inheritance event model
(iv) Compilation event model

Question

Event handling in Java commonly follows the:

(i) Delegation event model
(ii) Sequential event model
(iii) Inheritance event model
(iv) Compilation event model

Accepted Answer

## Answer: (i) Delegation event model

In Java GUI programming, an event source (such as a button) generates an event and delegates handling to registered listener objects. The listener implements an interface such as `ActionListener`.

```mermaid
flowchart LR
A[Button / event source] --> B[ActionEvent]
B --> C[Registered listener]
C --> D[Handler method]
```

Answer: (i) Delegation event model

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