Become Oracle Certified with updated 1Z0-809 exam questions and correct answers
What will be the result of compiling and executing class Test?
1. package com.udayan.ocp;
2.
3. class X {
4. class Y {
5. private void m() {
6. System.out.println("INNER");
7. }
8. }
9.
10. public void invokeInner() {
11. Y obj = new Y(); //Line 9
12. obj.m(); //Line 10
13. }
14. }
15.
16. public class Test {
17. public static void main(String[] args) {
18. new X().invokeInner();
19. }
20. }
Consider the code of Greet.java file:
1. package com.udayan.ocp;
2.
3. public final class Greet {
4. private String msg;
5. public Greet(String msg) {
6. this.msg = msg;
7. }
8.
9. public String getMsg() {
10. return msg;
11. }
12.
13. public void setMsg(String msg) {
14. this.msg = msg;
15. }
16. }
Is Greet class an immutable class?
Given code of Test.java file:
1. package com.udayan.ocp;
2.
3. import java.util.stream.Stream;
4.
5. public class Test {
6. public static void main(String[] args) {
7. Stream
8. stream.sorted().forEach(System.out::println);
9. }
10. }
Which of the following needs to be done, so that output is:
d
cc
bbb
aaaa
Given the content of Operator.java, EngineOperator.java, and Engine.java files:


© Copyrights DumpsCertify 2026. All Rights Reserved
We use cookies to ensure your best experience. So we hope you are happy to receive all cookies on the DumpsCertify.