Question 1

Assume that proper import statements are available, and 'fr' is the language code for French language. And you have the following code snippet:Locale [] loc = Locale.getAvailableLocales(); Which of the following statements will print all the supported (by the JVM) French Language Locale on to the console?Select 2 options.

Options :

A : Arrays.stream(loc).filter(x -> x.getLanguage().contains("FR")).forEach(System.out::println);

B : Arrays.stream(loc).filter(x -> x.toString().contains("FR")).forEach(System.out::println);

C : Arrays.stream(loc).filter(x -> x.getLanguage().equals("fr")).forEach(System.out::println);

D : Arrays.stream(loc).filter(x -> x.toString().startsWith("fr")).forEach(System.out::println);

E : Arrays.stream(loc).filter(x -> x.startsWith("fr")).forEach(System.out::println);

Answer: C,D

Question 2

Given the content of Operator.java, EngineOperator.java, and Engine.java files:and the code fragment:What is the result?

Options :

A : The Engine.java file fails to compile

B : The EngineOperator.java file fails to compile

C : The Operator.java file fails to compile

D : ON OFF

Answer: A

Question 3

Given: Untitled1-page69-image101 From what threading problem does the program suffer?

Options :

A : race condition

B : deadlock

C : starvation

D : livelock

Answer: B

Question 4

Given code of Test.java file: 1. package com.udayan.ocp;2. 3. public class Test {4. private static String msg = "Hello";5. 6. private static String changeMsg(String m) {7. msg = m;8. return null;9. }10. 11. public static void main(String[] args) {12. if(args.length == 0) {13. assert false : changeMsg("Bye");14. }15. System.out.println(msg);16. }17. }What will be the result of executing Test class with below command? java -ea com.udayan.ocp.Test

Options :

A : Bye

B : Hello

C : AssertionError is thrown at runtime and program terminates abruptly

Answer: C

Question 5

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. System.out.println(Stream.of(10, 0, -10).sorted().findAny().orElse(-1));8. }9. }Which of the following statements are true about the execution of Test class?Select 2 options.