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Advanced Java Event Handling Quiz

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Questions and Answers

Which constructor does the Text Event class define?

TextEvent(Object source, int event_type) (correct)
textevent (object Source, float event_type)
textevent (Object source, int event_type)
textevent (Object source, string event_type)

An event in Java specifies the change of state in the source. What is the event considered as?

Class
Object (correct)
String
Int

What are some of the event classes in Java?

ContainerEvent, FocusEvent
WindowListener, MouseEvent
ActionEvent, ComponentEvent (correct)
ItemEvent, KeyEvent

Which Java packages support the Event handling mechanism?

<p>All of these (B)</p> Signup and view all the answers

What is the Course Code for the 'Develop event driven program using listener and adapter classes' course?

<p>C17625.2 (B)</p> Signup and view all the answers

Flashcards

TextEvent Constructor

A TextEvent object is created using this constructor, specifying the source of the event and the type of event that occurred.

Event in Java

An event in Java represents a change in the state of an object, like a button being clicked or a window being closed.

Event Classes in Java

ActionEvent is triggered when user interacts with a UI component, like clicking a button. ComponentEvent is triggered when a component's state changes, like resizing a window.

Event Handling Packages

The Java packages that support event handling mechanisms include java.awt.event, java.beans.event, and javax.swing.event.

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Course Code

A Course Code is a unique identifier assigned to a course, helping in its identification and management.