Free Oracle 1Z0-808 Exam Questions

Consider below code:

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?

Which statement best describes encapsulation?

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

1. //Test.java

2. package com.udayan.oca;

3.  

4. class Point {

5.     static int x;

6.     private int y;

7.     

8.     public String toString() {

9.         return "Point(" + x + ", " + y + ")";

10.     }

11. }

12.  

13. public class Test {

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

15.         Point p1 = new Point();

16.         p1.x = 100;

17.         p1.y = 200;

18.         

19.         Point p2 = new Point();

20.         p2.x = 100;

21.         p2.y = 200;

22.         

23.         System.out.println(p1);

24.     }

25. }

Consider below code of Test.java file:

1. package com.sampleproject.oca;

2.  

3. public class Test {

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

5.         int i = 1;

6.         int j = 5;

7.         int k = 0;

8.         A: while(true) {

9.             i++;

10.             B: while(true) {

11.                 j--;

12.                 C: while(true) {

13.                     k += i + j;

14.                     if(i == j)

15.                         break A;

16.                     else if (i > j)

17.                         continue A;

18.                     else 

19.                         continue B;

20.                 }

21.             }

22.         }

23.         System.out.println(k);

24.     }

25. }

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

Given the code fragment: