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?
Given code of Thought.java file:
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?
Consider below code of Test.java file:
1. package com.sampleproject.oca;
2.
3. interface Perishable1 {
4. default int maxDays() {
5. return 1;
6. }
7. }
8.
9. interface Perishable2 extends Perishable1 {
10. default int maxDays() {
11. return 2;
12. }
13. }
14.
15. class Milk implements Perishable2, Perishable1 {}
16.
17. public class Test {
18. public static void main(String[] args) {
19. Perishable1 obj = new Milk();
20. System.out.println(obj.maxDays());
21. }
22. }
Which of the following statements is correct?
Given the code fragment:
Given the code fragment:
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