LinkedIn Java Skill Assessment Answers 2021(💯Correct)

Hello Learners, Today we are going to share LinkedIn Java Skill Assessment Answers. So, if you are a LinkedIn user, then you must give Skill Assessment Test. This Assessment Skill Test in LinkedIn is totally free and after completion of Assessment, you’ll earn a verified LinkedIn Skill Badge🥇 that will display on your profile and will help you in getting hired by recruiters.

Who can give this Skill Assessment Test?

Any LinkedIn User-

  • Wants to increase chances for getting hire,
  • Wants to Earn LinkedIn Skill Badge🥇🥇,
  • Wants to rank their LinkedIn Profile,
  • Wants to improve their Programming Skills,
  • Anyone interested in improving their whiteboard coding skill,
  • Anyone who wants to become a Software Engineer, SDE, Data Scientist, Machine Learning Engineer etc.,
  • Any students who want to start a career in Data Science,
  • Students who have at least high school knowledge in math and who want to start learning data structures,
  • Any self-taught programmer who missed out on a computer science degree.

Here, you will find Java Quiz Answers in Bold Color which are given below. These answers are updated recently and are 100% correct✅ answers of LinkedIn Java Skill Assessment.

69% of professionals think verified skills are more important than college education. And 89% of hirers said they think skill assessments are an essential part of evaluating candidates for a job.

Use “Ctrl+F” To Find Any Questions Answer. & For Mobile User You Just Need To Click On Three dots In Your Browser & You Will Get A “Find” Option There. Use These Option to Get Any Random Questions Answer.

LinkedIn Java Assessment Answers

Q1. What is displayed when this code is compiled and executed?
Public class main {
public static void main(string[] args) {

int x= 5;x = 10;System.out.println(x);
  }
}

  • 5
  • null
  • x
  • 10 – Correct answers

Q2. What statement returns true if “nifty” is of type String?

  • “nifty”.getType().equals(“string”)
  • “nifty”.getClass().getSimpleName() == “String”
  • “nifty” instantceof String – Correct Answer
  • “nifty” .getType() == String

Q3. Given the string “strawberries” saved in a variable called fruit, what would fruit .substring(2, 5) return?

  • raw – Correct Answer
  • rawb
  • traw
  • awb

Q4. What is the result of this code?
try{  System.out.print(“Hello World”);}catch(Exception e) {  System.out.println(“e”);}catch(ArithmeticException e) { System.out.println(“e”);}finalyy{ System.out.println(“!”);}

  • It will not compile because the second catch statement is unreachable. – Correct Answer
  • Hello World
  • Hellow World!
  • It will thwow a runtime exception.

Q5. How many times will this code print “Hello World”?
class Main{ public static void main(String[] args) {
   for (int i=0; i<10; i=i++){    i+=1;    System.out.println(“Hello World!”);   }  }}

  • 9 times
  • infinite number of times
  • 5 times
  • 10 times – Correct Answer

Q6. What is the result of this code?
class Main { Object message(){ return “Hello!”;
 } public static void main(String[] args) { System.out.print(new main().MESSAGE()); System.out.print(new Main2().message()); }}class Main2 extends Main { String message(){ return “World!”;  }}

  • It will compile because of line 7.
  • Hello!Hello!
  • Hello!World! – Correct Answers
  • It will not compile because of line 11.

Q7. You have an ArrayList of names that you want to sort alphabetically. Which approach would not work?

  • names.sort(Comparator.comparing(String::toString))
  • names = names.stream().sorted((s1, s2) ->

          s1.compareTo(s2)).collect(Collectors.toList())

  • names.sort(List.DECENDING) – Correct Answer
  • Collections.sort(names)

Q8. What is the output of this code?
import java.util.*;class Main {  public static void main(String[] args) {  List<Boolean> list = new ArrayList<>();  list.add(true);  list.add(Boolean.parseBoolean(“False”));  list.add(Boolean.TRUE);  System.out.print(list.size());  System.out.print(list.get(1) instanceof Boolean);  }}

  • 3false
  • 3true 
  • 2true
  • A runtime exception is thrown -Correct Answer

Q9. What method can be used to create a new instance of an object?

  • another instance
  • field
  • private method
  • constructor – Correct Answer

Q10. How can you achieve runtime polymorphism in Java?

  • method calling
  • method overrunning
  • method overriding
  • method overloading – Correct Answer

Q11. What is the output of this code?
class Main { public static void main(String[] args) { String message = “Hello wold!”; String newMessage = message.substring(6, 12) + message.substring(12, 6); System.out.println(newMessage); }}

  • The code does not compile 
  • A runtime exception is thrown. – Correct Answer
  • world!world!
  • world!!world

Q12. Which is the most reliable expression for testing whether the values of two string variables are the same?

  • string1 == string2
  • string1.equals(string2) – Correct Answer
  • string1 = string2
  • string1.matches(string2)

Q13. What is the output of this code?
class Main {
  static int cound = 0;
  public static void main(String[] args)  {
if(cound <3)
{count++;main(null);}
else{  return;
   }   System.out.println(“Hello World”);
  }
}

  • it will throw a runtime exception.
  • it will print “Hello World!” three times.
  • it will not compile.
  • it will run forever. – Correct Answer

Q14. What is the output of this code?
class main {
  public static void main(String[] args) {
   List list = new ArrayList();   list.add(“hello”);
   list.add(2);
   System.out.print(list.get(0) instanceof Object);   System.out.print(list.get(1) instanceof Integer);
  }
}

  • falsetrue
  • The code does not compile.
  • truetrue – Correct Answer
  • truefalse

Q15. By implementing encapsulation, you cannot directly access the class’s_____properties unless you are writing code inside the class itself.

  • private – Correct Answer
  • protected
  • public
  • no-modifier

Linkedin Java Assessment Questions and Answers Old

Q1. Given the string “strawberries” saved in a variable called fruit, what would “fruit.substring(2, 5)” return?

  • rawb
  • raw <<<<—Correct
  • awb
  • traw

Q2. How can you achieve runtime polymorphism in Java?

  • method overloading
  • method overrunning
  • method overriding <<<<— Correct
  • method calling

Q3. Given the following definitions, which of these expressions will NOT evaluate to true?
boolean b1 = true, b2 = false;
int i1 = 1, i2 = 2;

  • (i1 | i2) == 3
  • i2 && b1 <<<<—Correct
  • b1 || !b2
  • (i1 ^ i2) < 4

Q4. What can you use to create new instances in Java?

  • constructor <<<<—Correct
  • another instance
  • field
  • private method

Q5. What is the output of this code?
class Main {
 public static void main (String[] args) {
     int array[] = {1, 2, 3, 4};
     for (int i = 0; i < array.size(); i++) {
        System.out.print(array[i]);
       }
     }
   }

  • It will not compile because of line 4. <<<<—Correct
  • It will not compile because of line 3.
  • 123
  • 1234

Q6. Which of the following can replace the CODE SNIPPET to make the code below print “Hello World”?
interface Interface2 {
    static void print() {
        System.out.print(“World!”);
    }
}

  • super1.print(); super2.print();
  • this.print();
  • super.print();
  • Interface1.print(); Interface2.print();

Q7. What does the following code print?String str = “”abcde””;str.trim();str.toUpperCase();str.substring(3, 4);System.out.println(str);

  • CD
  • CDE
  • D
  • “abcde” <<<<—Correct

Q8. What is the result of this code?
class Main {
   public static void main (String[] args){
     System.out.println(print(1));
   }
   static Exception print(int i){
       if (i>0) {
          return new Exception();
       }
else {
          throw new RuntimeException();
      }
  }
}

  • It will show a stack trace with a runtime exception.
  • “java.lang.Exception” <<<<—Correct
  • It will run and throw an exception.
  • It will not compile.

Q9. Which class can compile given these declarations?
interface One {
      default void method() {
        System.out.println(“”One””);
      }   }
interface Two {
      default void method () {
        System.out.println(“”One””);
    }
   } 

  •  class Three implements One, Two {

    publc void method() {        super.One.method();  } }

  •   class Three implements One, Two {

    publc void method() {        One.method();  } }

  • class Three implements One, Two {

}

  •   class Three implements One, Two { <—— correct

    publc void method() {        One.super.method();  } }

Q10. What is the output of this code?
class Main {
  public static void main (String[] args) {
      List list = new ArrayList();
      list.add(“hello”);
      list.add(2);
    System.out.print(list.get(0) instanceof Object);
      System.out.print(list.get(1) instanceof Integer);
  }
}

  • The code does not compile.
  • truefalse
  • truetrue <<<<—Correct
  • falsetrue

Q11. Given the following two classes, what will be the output of the Main class?
package mypackage;
public class Math {
    public static int abs(int num){
        return num<0?-num:num;
    }
}
package mypackage.elementary;
public class Math {
    public static int abs (int num) {
        return -num;
    }
}
import mypackage.Math;
import mypackage.elementary.*;
class Main {

  public static void main (String args[]){
    System.out.println(Math.abs(123));
  }
}

  • Lines 1 and 2 generate compiler erros due to class name conflicts.
  • “-123”
  • It will throw an exception on line 5.
  • “123” <— Correct // The answer is “123”. The abs() method evaluates to the one inside mypackage.Math class.

Q12. What is the result of this code?
class MainClass {
  final String message(){
      return “Hello!”;
  }
}
class Main extends MainClass {
  public static void main(String[] args) {
      System.out.println(message());
  }
String message(){
     return “World!”;
  }
}

  • It will not compile because of line 10. <— Correct
  • “Hello!”
  • It will not compile because of line 2.
  • “World!”

Q13. Given this code, which command will output “2”?
class Main {
    public static void main(String[] args) {
        System.out.println(args[2]);
    }
}

  • java Main 1 2 “3 4” 5
  • java Main 1 “2” “2” 5 <— Correct
  • java Main.class 1 “2” 2 5
  • java Main 1 “2” “3 4” 5

Q14. What is the output of this code?
class Main {    public static void main(String[] args){        int a = 123451234512345;        System.out.println(a);    }}

  • “123451234512345”
  • Nothing – this will not compile. <<<<—Correct
  • a negative integer value
  • “12345100000”

Q15. What is the output of this code?

class Main {    public static void main (String[] args) {        String message = “Hello world!”;        String newMessage = message.substring(6, 12)            + message.substring(12, 6);        System.out.println(newMessage);    }}

  • The code does not compile.
  • A runtime exception is thrown <<<<—Correct
  • “world!!world”
  • “world!world!”
  • String m = “Hello world!”;
  • String n = m.substring(6,12) + m.substring(12,6);
  • System.out.println(n);

Q16. How do you write a foreach loop that will iterate over ArrayList<Pencil>pencilCase?

  • for(Pencil pencil = pencilCase){}
  • Iterator iterator = pencilCase.iterator();
  • for(){iterator.hasNext()}{}

Q17. Fill in the blanks?

Object-oriented programming (OOP) is a programming language model that organizes software design around (objects), rather than (actions).

Q18. What code would you use to tell if “schwifty” is of type String?

  • “schwifty”.getType() == String
  • “schwifty”.getClass().getsimpleName() == “String”
  • “schwifty”.getType().equals(“String”)
  • “schwifty” instanceof String <<<<—Correct

Q19. Correct output of “apple”.compareTo(“banana”)

  • 0
  • positive number
  • negative number <<<<—Correct
  • compilation error

Q20. You have an ArrayList of names that you want to sort alphabetically. Which approach would NOT work?

  • names.sort(Comparator.comparing(String::toString))
  • Collections.sort(names)
  • names.sort(List.DESCENDING) <<<— Correct (not too sure)
  • names.stream().sorted((s1, s2) -> s1.compareTo(s2)).collect(Collectors.toList())

Q21. By implementing encapsulation, you cannot directly access the class’s _____ properties unless you are writing code inside the class itself.

  • private <<<<—Correct
  • protected
  • no-modifier
  • public

Q22. Which is the most up-to-date way to instantiate the current date?

  • new SimpleDateFormat(“yyyy-MM-dd”).format(new Date())
  • new Date(System.currentTimeMillis())
  • LocalDate.now()
  • Calender.getInstance().getTime() <<<<— Correct

Q23. Fill in the blank to create a piece of code that will tell wether int0 is divisible by 5:

  • boolean isDivisibleBy5 = _____
  • int0 / 5 ? true: false
  • int0 % 5 == 0 <<<<—Correct
  • int0 % 5 != 5
  • Math.isDivisible(int0, 5)

Q24. How many time will this code print “Hello World!”?
Class Main {
    public static void main(String[] args){
        for (int i=0; i<10; i=i++){ 
          i+=1;
          System.out.println(“Hello World!”);
        }
    }
}

  • 10 times
  • 9 times
  • 5 times <<<<—Correct
  • infinite number of times

Q25. The runtime system starts your program by calling which function first?

  • print
  • iterative
  • hello
  • main <<<<—Correct

Q26. What is the result of this code?
try{
    System.out.print(“Hello World”);
}catch(Exception e){
    System.out.println(“e”);
}catch(ArithmeticException e){
    System.out.println(“e”);
}finally{
    System.out.println(“!”);
}

  • It will throw a runtime exception
  • It will not compile <<<<—Correct
  • Hello World!
  • Hello World

Q27. Which statement is NOT true?

  • An anonymous class may specify an abstract base class as its base type.
  • An anonymous class does not require a zero-argument constructor. <<<<—Correct
  • An anonymous class may specify an interface as its base type.
  • An anonymous class may specify both an abstract class and interface as base types

Q28. What will this program print out to the console when executed?
public class Main {   
public static void main(String[] args){
       LinkedList<Integer> list = new LinkedList<>();
       list.add(5);
       list.add(1);
       list.add(10);
       System.out.println(list);
    }
}

  • [5, 1, 10] <<<<—Correct
  • [10, 5, 1]
  • [1, 5, 10]
  • [10, 1, 5]

Q29. What is the output of this code?
class Main {   
public static void main(String[] args){
        String message = “Hello”;       
for (int i = 0; i<message.length(); i++){
System.out.print(message.charAt(i+1));       
}   
}
}    

  • “Hello”
  • A runtime exception is thrown. <<<<—Correct
  • The code does not compile.
  • “ello”

Q30. Object-oriented programming is a style of programming where you organize your program around ____ rather than ____ and data rather than logic.

  •  functions; actions
  •  objects; actions
  •  actions; functions
  •  actions; objects

Conclusion

Hopefully, this article will be useful for you to find all the Answers of Java Skill Assessment available on LinkedIn for free and grab some premium knowledge with less effort. If this article really helped you in any way then make sure to share it with your friends on social media and let them also know about this amazing Skill Assessment Test. You can also check out our other course Answers. So, be with us guys we will share a lot more free courses and their exam/quiz solutions also and follow our Techno-RJ Blog for more updates.

FAQs

Is this Skill Assessment Test is free?

Yes Java Assessment Quiz is totally free on LinkedIn for you. The only thing is needed i.e. your dedication towards learning.

When I will get Skill Badge?

Yes, if will Pass the Skill Assessment Test, then you will earn a skill badge that will reflect in your LinkedIn profile. For passing in LinkedIn Skill Assessment, you must score 70% or higher, then only you will get you skill badge.

How to participate in skill quiz assessment?

It’s good practice to update and tweak your LinkedIn profile every few months. After all, life is dynamic and (I hope) you’re always learning new skills. You will notice a button under the Skills & Endorsements tab within your LinkedIn Profile: ‘Take skill quiz.‘ Upon clicking, you will choose your desire skill test quiz and complete your assessment.

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