Absolute Free 1Z0-808 Exam Practice for Comprehensive Preparation 

1. package com.sampleproject.oca;

2.  

3. abstract class Animal {

4.     abstract void jump() throws RuntimeException;

5. }

6.  

7. class Deer extends Animal {

8.     void jump() { //Line n1

9.         System.out.println("DEER JUMPS");

10.     }

11.  

12.     void jump(int i) {

13.         System.out.println("DEER JUMPS TO " + i + " FEET");

14.     }

15. }

16.  

17. public class Test {

18.     public static void main(String[] args) {

19.         Animal animal = new Deer();

20.         ((Deer)animal).jump(); //Line n2

21.         ((Deer)animal).jump(5); //Line n3

22.     }

23. }

What will be the result of compiling and executing Test class?

1. //Test.java

2. package com.udayan.oca;

3.  

4. public class Test {

5.     public static void main(String[] args) {

6.         StringBuilder sb = new StringBuilder(100);

7.         System.out.println(sb.length() + ":" + sb.toString().length());

8.     }

9. }

What will be the result of compiling and executing Test class?

1. //Super.java

2. package com.sampleproject.oca;

3.  

4. public interface Super {

5.     String name = "SUPER"; //Line n1

6. }

1. //Sub.java

2. package com.sampleproject.oca;

3.  

4. public interface Sub extends Super { //Line n2

5.  

6. }

1. //Test.java

2. package com.sampleproject.oca;

3.  

4. public class Test {

5.     public static void main(String[] args) {

6.         Sub sub = null;

7.         System.out.println(sub.name); //Line n3

8.     }

9.

Which of the following statements is correct?