which of these packages contains all the classes and methods required for event handling in java?

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Which of these packages contains all the classes and methods required for even handling in Java?

Which of these packages contains all the classes and methods required for even handling in Java? (a) java. ... (c) java.event (d) java.awt.event

Which of these packages contains all the classes and methods required for even handling in Java?

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Which of these packages contains all the classes and methods

Which of these packages contains all the classes and methods required for even handling in Java?

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Which of these packages contains all the classes and methods required for even handling in Java?

java.event java.awt.event java.awt java.applet None of these

Correct Option: B

Most of the event to which an applet response is generated by a user. Hence they are in Abstract Window Kit package, java.awt.event.

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Event Handling Basics

This section of our 1000+ Java MCQs focuses on basics of event handling in Java Programming Language. 1. Which of these packages contains all the classes and methods required for even handling in Java? a) java.applet b) java.awt c) java.event d) java.awt.event 2. What is an event in delegation event model used by Java programming ... Read more

Java Questions & Answers – Event Handling Basics

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This section of our 1000+ Java MCQs focuses on basics of event handling in Java Programming Language.

1. Which of these packages contains all the classes and methods required for even handling in Java?

a) java.applet b) java.awt c) java.event d) java.awt.event View Answer

2. What is an event in delegation event model used by Java programming language?

a) An event is an object that describes a state change in a source

b) An event is an object that describes a state change in processing

c) An event is an object that describes any change by the user and system

d) An event is a class used for defining object, to create events

View Answer

3. Which of these methods are used to register a keyboard event listener?

a) KeyListener() b) addKistener() c) addKeyListener()

d) eventKeyboardListener()

View Answer

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4. Which of these methods are used to register a mouse motion listener?

a) addMouse()

b) addMouseListener()

c) addMouseMotionListner()

d) eventMouseMotionListener()

View Answer

5. What is a listener in context to event handling?

a) A listener is a variable that is notified when an event occurs

b) A listener is a object that is notified when an event occurs

c) A listener is a method that is notified when an event occurs

d) None of the mentioned

View Answer

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6. Event class is defined in which of these libraries?

a) java.io b) java.lang c) java.net d) java.util View Answer

7. Which of these methods can be used to determine the type of event?

a) getID() b) getSource() c) getEvent() d) getEventObject() View Answer advertisement

8. Which of these class is super class of all the events?

a) EventObject b) EventClass c) ActionEvent d) ItemEvent View Answer

9. Which of these events will be notified if scroll bar is manipulated?

a) ActionEvent b) ComponentEvent c) AdjustmentEvent d) WindowEvent View Answer advertisement

10. Which of these events will be generated if we close an applet’s window?

a) ActionEvent b) ComponentEvent c) AdjustmentEvent d) WindowEvent View Answer

To practice all areas of Java language, here is complete set of 1000+ Multiple Choice Questions and Answers.

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