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Java Applets - Core Java Multiple Choice Questions and Answers

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]


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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