<< Chapter < Page Chapter >> Page >

Answer and Explanation

Question 5

What output is produced by the program shown in Listing 5 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. true
  • D. false
Listing 5 . Listing for Question 5.
public class Ap029{ public static void main(String args[]){new Worker().doRelat(); }//end main()}//end class definition class Worker{public void doRelat(){ Dummy x = new Dummy();Dummy y = new Dummy(); System.out.println(x>y); }//end doRelat()}//end class definition class Dummy{int x = 5; double y = 5.5;String z = "A String Object"; }//end class Dummy

Answer and Explanation

Question 6

What output is produced by the program shown in Listing 6 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. 5 5 8.3 8.3
  • D. 6 4 9.3 7.300000000000001
Listing 6 . Listing for Question 6.
public class Ap030{ public static void main(String args[]){new Worker().doIncr(); }//end main()}//end class definition class Worker{public void doIncr(){ int w = 5, x = 5;double y = 8.3, z = 8.3; w++;x--; y++;z--; System.out.println(w + " " +x + " " + y + " " +z); }//end doIncr()}//end class definition

Answer and Explanation

Question 7

What output is produced by the program shown in Listing 7 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. Hello
  • D. None of the above
Listing 7 . Listing for Question 7.
public class Ap031{ public static void main(String args[]){new Worker().doIf(); }//end main()}//end class definition class Worker{ public void doIf(){int x = 5, y = 6; if(x - y){System.out.println("Hello"); }//end if}//end doIf() }//end class definition

Answer and Explanation

Question 8

What output is produced by the program shown in Listing 8 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. World
  • D. Hello World
  • E. None of the above
Listing 8 . Listing for Question 8.
public class Ap032{ public static void main(String args[]){new Worker().doIf(); }//end main()}//end class definition class Worker{public void doIf(){ int x = 5, y = 6;if(x<y){ System.out.print("Hello ");}//end if System.out.println("World");}//end doIf() }//end class definition

Answer and Explanation

Question 9

What output is produced by the program shown in Listing 9 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. Hello World
  • D. Goodbye World
  • E. None of the above
Listing 9 . Listing for Question 9.
public class Ap033{ public static void main(String args[]){new Worker().doIf(); }//end main()}//end class definition class Worker{public void doIf(){ int x = 5, y = 6;if(x == y){ System.out.println("Hello World"); }else{System.out.println( "Goodbye World");}//end else }//end doIf()}//end class definition

Answer and Explanation

Question 10

What output is produced by the program shown in Listing 10 ?

  • A. Compiler Error
  • B. Runtime Error
  • C. x = 4
  • D. x = 5
  • E. x = 6
  • F. x != 4,5,6
  • G. None of the above
Listing 10 . Listing for Question 10.
public class Ap034{ public static void main(String args[]){new Worker().doIf(); }//end main()}//end class definition class Worker{public void doIf(){ int x = 2;if(x == 4){ System.out.println("x = 4");}else if (x == 5){ System.out.println("x = 5");}else if (x == 6){ System.out.println("x = 6");}else{ System.out.println("x != 4,5,6");}//end else }//end doIf()}//end class definition

Get Jobilize Job Search Mobile App in your pocket Now!

Get it on Google Play Download on the App Store Now




Source:  OpenStax, Object-oriented programming (oop) with java. OpenStax CNX. Jun 29, 2016 Download for free at https://legacy.cnx.org/content/col11441/1.201
Google Play and the Google Play logo are trademarks of Google Inc.

Notification Switch

Would you like to follow the 'Object-oriented programming (oop) with java' conversation and receive update notifications?

Ask