Syvum Home Page

Home > Quiz Games > Java Programming >

Java Programming : java.awt and java.io : Multiple Choice


Learn about java.awt and java.io packages.

Formats Info Page Worksheet / Test Paper Quiz Review
Multiple choice

Your Performance  

1.

What does the following line of code do?
Textfield text = new Textfield(10);

  The code is illegal.

  Creates text object that can hold 10 rows of text.

  Creates the object text and initializes it with the value 10.

  Creates text object that can hold 10 columns of text.

  Half-n-half Clue
 

2.

Which of the following applet tags is legal to embed an applet class named Test into a Web page?

  < applet
param = Test.class width = 200 height = 100>

  < applet
class = Test width = 200 height = 100>

  < applet
code = Test.class width = 200 height = 100

  < applet>
code = Test.class width = 200 height = 100>

  < applet
code = Test.class width = 200 height = 100>

  Half-n-half Clue
 

3.

Which are the valid ways to create DataInputStream streams?

  new DataInputStream(new File("in.dat"));

  new DataInputStream("in.dat")

  new DataInputStream(new FileInputStream("in.dat");

  new DataInputStream();

  new DataInputStream("in.dat", "r");

  Half-n-half Clue
 

4.

Which of the following methods can be used to remove a java.awt.Component object from the display?

  move()

  hide()

  remove()

  disappear()

  delete()

  Half-n-half Clue
 

5.

Which of the following methods can be used to draw the outline of a square within a java.awt.Component object?
(A) fillRect()
(B) drawLine()
(C) drawRect()
(D) drawString()
(E) drawPolygon()

  (B) & (C)

  (C), (D) & (E)

  (A), (B), (C) & (E)

  (B), (C) & (E)

  (A), (B) & (C)

  Half-n-half Clue
 

6.

Which exception is thrown by the read() method of InputStream class?

  None of these

  IOException

  ReadException

  FileNotFoundException

  Exception

  Half-n-half Clue
 

7.

If you want to assign a value of 99 to the variable year, then which of the following lines can be used within an tag?

  < param = radius value = 99 >

  < param name = number value = 99 >

  < number = 99 >

  < param number = 99 >

  number = getParameter(99)

  Half-n-half Clue
 


 
12 more pages in Java Programming


Contact Info © 1999-2024 Syvum Technologies Inc. Privacy Policy Disclaimer and Copyright
Previous
-
Next
-