Java Applets - Objective Questions with Answers

Questions

11 On invoking repaint() method for a Component, the method invoked by AWT is :

A draw()

B show()

C update()

D paint()

Answer: Option [D]

update() method is invoked by AWT.

12 The class at the top of the AWT hierarchy is

A Component

B Window

C Container

D Frame

Answer: Option [A]

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13 Which of the following statements about hierarchy of the class java.awt.Applet is incorrect?

A An applet is a kind of container

B An applet is a kind of window

C An applet is a kind of component

D An applet is a kind of panel

Answer: Option [C]

14 Which one of the following is a valid declaration of an applet?

A public class MyApplet extends java.applet.Applet {

B public Applet MyApplet {

C public class MyApplet extends applet implements Runnable {

D abstract class MyApplet extends java.applet.Applet {

Answer: Option [A]

15 Java allows programmers to develop the following :

A Applets, applications and Servlets.

B Applets and applications.

C Applets, applications, Servlets, JavaBeans and Distributed objects.

D None of the above.

Answer: Option [A]

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