Scala Skill Assessment Answers 2021 | LinkedIn Assessment Answers 2021

Hello Learners, Today we are going to share LinkedIn Scala 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 Scala Quiz Answers in Bold Color which are given below. These answers are updated recently and are 100% correct✅ answers of LinkedIn Scala 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 Scala Skill Assessment Answers

Q1. Scala bytecode can run on top of Java VM. What is the fundamental difference between Java object.clone() and Scala object.copy()?

  •  One is a Java object, the other is a Scala object.
  •  clone() will copy class structures but not the data, while copy() will also copy data into new objects.
  •  There is no difference.
  •  copy() allows you to change values during the copying process; clone() does not.

Q2. What value does this code return?
val m1 = Map(“a”->1,”b”->2,”c”->3)m1(“a”)

  •  a
  •  2
  •  b
  •  1

Q3. What is one way to avoid low-level parallelization details?

  •  monads
  •  literal functions
  •  partially applied functions
  •  parallel collections

Q4. What do you use in ScalaTest to see a detailed diagram of error messages when a test fails?

  •  ArgumentExceptions
  •  AssertionException
  •  DiagrammedAssertions
  •  JUnit

Q5. What data type would you use to store an immutable collection of objects that contain a fixed number of varying types?

  •  Array
  •  ImmutableCollection
  •  List
  •  Tuple

Q6. After defining a function in the interpreter, Scala returns the following. What does the
myfnc: ()Unit

  •  The function has no side effects.
  •  The function takes no parameters.
  •  The function returns no value.
  •  Returning unit types to the function is a closure.

Q7. What type of number is 1234.e5?

  •  hexadecimal
  •  short
  •  floating point
  •  long

Q8. When you convert a map to a list using the toList method of the map, the result will be of which type?

  •  List[(String, String)]
  •  List[(Array, Array)]
  •  List[(Array, Array)]
  •  List

Q9. What type of object does this code create?
val x = (1234, “Active”)

  •  List
  •  Map
  •  Tuple
  •  Array

Q10. Which is a subclass of all classes?

  •  AnyVal
  •  AnyRef
  •  Method
  •  Null NOT SURE

Q11. For the for-yield construct, is the scope separate between for-body and yield-body?

  •  Yes and no. It is different depending on the for construct and what it does. NOT SURE
  •  Yes, because the for section does not expose its scope.
  •  No, because for-yield shares the same scope, even though they are within separate curly braces.
  •  Yes, because they are within different curly braces.

Q12. What is one way to implement pattern matching on methods?

  •  using regex
  •  using monads
  •  using string matching
  •  using case classes

Q13. What is the value of z after executing this code?
val y = List(‘a’,’b’)val z = y::List(‘c’)

  •  List(a,b,c)
  •  List(List(a, b), c)
  •  List(c,a,b)
  •  List(c,List(a,b))

Q14. What term is used to specify a precondition?

  •  assert
  •  require
  •  precondition
  •  mustHave

Q15. Which Scala type may throw an exception or a successfully computed value, and is commonly used to trap and propagate errors?
answers missing
The answer should be Option: Some or None

Q16. What is the data type of y after this code is executed?
val y = (math floor 3.1415 * 2)

  •  short
  •  double
  •  int
  •  bigInt

Q17. When using pattern matching, which character matches on any object?

  •  %
  •  \_
  •  ^
  •  –

Q18. You have created an array using val. Can you change the value of any element of the array—and why or why not?

  •  Yes, the reference to the array is immutable, so the location that the array points to is immutable. The values in the array are mutable.
  •  The 0th element is immutable and cannot be modified. All other elements can be modified.
  •  Yes, val does not make arrays immutable.
  •  No, val makes the array and values of the array immutable.

Q19. What is the output of this function?
def main () {     var a = 0     for (a<-1 until 5){println(a)}

  •  1,2,3,4,5
  •  0,1,2,3,4
  •  1,2,3,4
  •  2,3,4,5

Q20. What do you call objects with immutable state?

  •  singletons
  •  stationary objects
  •  functional objects
  •  fixed objects

Q21. You have written a Scala script. How would you access command-line arguments in the script?

  •  use array named args
  •  use tuple named args
  •  use numbered variables with a _ prefix for example _ 1, _ 2, _ 3
  •  use numbered variables with a $ prefix – for example $1, $2, $3

Q22. What does this code return? val x = 3; if (x >2) x = 4 else x = x*2

  •  4
  •  an error
  •  6
  •  3

Q23. Which statement returns a success or a failure indicator when you execute this code?
val MyFuture = Future {runBackgroundFunction() }

  •  myFuture.onComplete
  •  myFuture(status)
  •  myFuture.Finished
  •  complete(myFuture)

Q24. To denote a parameter that may be repeated, what should you place after type?

  •  %
  •  &
  •  \_
  •  –

Q25. What is called when a superclass has more than one subclass in Scala?

  •  polyinheritance
  •  multilevel inheritance
  •  multimode inheritance
  •  hierarchical inheritance

Conclusion

Hopefully, this article will be useful for you to find all the Answers of Scala 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 Scala 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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