Try our Free Demo Practice Tests for Comprehensive 1Z0-808 Exam Preparation

1. package com.sampleproject.oca; 

2.  

3. public class Test {

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

5.         /*INSERT*/ x = 7, y = 200;

6.         System.out.println(String.valueOf(x + y).length());

7.     }

8. }

Which of the following options, if used to replace /*INSERT*/, will compile successfully and on execution will print 3 on to the console?

Select 3 options.

1. public class Thought {

2.     /*INSERT*/ {

3.         System.out.println("All is well");

4.     }

5. }

Which 3 options, if used to replace /*INSERT*/, will compile successfully and on execution will print "All is well" on to the console?

1. package com.sampleproject.oca;

2.  

3. interface Blogger {

4.     default void blog() throws Exception {

5.         System.out.println("GENERIC");

6.     }

7. }

8.  

9. class TravelBlogger implements Blogger {

10.     public void blog() {

11.         System.out.println("TRAVEL");

12.     }

13. }

14.  

15. public class Test {

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

17.         Blogger blogger = new TravelBlogger(); //Line n1

18.         ((TravelBlogger)blogger).blog(); //Line n2

19.     }

20. }

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

package com.udayan.oca;

public class Test {

    public static void main(String[] args) {

        m1(null);

    }

    static void m1(CharSequence s) {

        System.out.println("CharSequence");

    }

    static void m1(String s) {

        System.out.println("String");

    }

    static void m1(Object s) {

        System.out.println("Object");

    }

}