Become Oracle Certified with updated 1Z0-808 exam questions and correct answers
What will be the result of compiling and executing Test class?
package com.udayan.oca;
public class Test {
public static void main(String[] args) {
String str1 = " ";
boolean b1 = str1.isEmpty();
System.out.println(b1);
str1.trim();
b1 = str1.isEmpty();
System.out.println(b1);
}
}
What will be the result of compiling and executing Test class?
package com.udayan.oca;
public class Test {
public static void main(String[] args) {
String str = "Java Rocks!";
System.out.println(str.length() + " : " + str.charAt(10));
}
}
Given:

Given the code fragments:


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?
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