Given code of Test.java file:
1. package com.udayan.ocp;
2.
3. import java.util.ArrayDeque;
4. import java.util.Deque;
5.
6. public class Test {
7. public static void main(String[] args) {
8. Deque
9. deque.push(new Boolean("abc"));
10. deque.push(new Boolean("tRuE"));
11. deque.push(new Boolean("FALSE"));
12. deque.push(true);
13. System.out.println(deque.pop() + ":" + deque.peek() + ":" + deque.size());
14. }
15. }
What will be the result of compiling and executing Test class?
Given code of Test.java file:
1. package com.udayan.ocp;
2.
3. interface Printer1 {
4. default void print() {
5. System.out.println("Printer1");
6. }
7. }
8.
9. class Printer2 {
10. public void print() {
11. System.out.println("Printer2");
12. }
13. }
14.
15. class Printer extends Printer2 implements Printer1 {
16.
17. }
18.
19. public class Test {
20. public static void main(String[] args) {
21. Printer printer = new Printer();
22. printer.print();
23. }
24. }
What will be the result of compiling and executing Test class?
Given code of Test.java file:
1. package com.udayan.ocp;
2.
3. import java.time.*;
4.
5. public class Test {
6. public static void main(String [] args) {
7. System.out.println(Duration.ofDays(-2));
8. }
9. }
What will be the result of compiling and executing Test class?
Given:
Given the code fragment:
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