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Scala MCQ

  1. What is Scala?
  2. Scala is a programming language invented by _____.
  3. What is the advantage of Scala?
  4. What are the Scala variables?
  5. Which one of the following Programming languages uses both object-oriented programming and functional programming paradigms?
  6. Scala stands for “____.”
  7. What are the few collections in Scala?
  8. Which of the following are the IDEs(Integrated Development Environments) for Scala?
  9. The ___ is a representation of a map of all published Scala libraries.
  10. Is Scala is Case Sensitive language?
  11. Which one of the following is not supported as a comment in Scala?
  12. Which of the following are true regarding While loop?
  13. The variable defined using __ keywords are mutable and can be changed any number of times.
  14. Which one of the following keyword use to define a function in Scala?
Last Updated: Mar 27, 2021,
Posted in Interview Questions,
20 Questions
Scala MCQ

Take Scala MCQ Quiz & Online Test to Test your Knowledge

We have listed below the few Scala MCQ Questions that check your basic knowledge of Scala. This Scala MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. You can also take the online quiz from the take Scala Quiz Button.

  • Programming language
  • Framework
  • Platform
  • None of the above
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  • Mr. Martin Odersky
  • James Gosling
  • Dennis Richie
  • None of the above
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  • Less error prone functional style
  • High maintainability and productivity
  • High scalability
  • All of these
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  • var myVar : Int=0;
  • val myVal: Int=1;
  • Both A and B
  • None of the above
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  • Scalable language
  • Sequential language
  • Script language
  • Scalar language
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  • Array
  • List
  • Sets
  • All of these
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  • Scala Library Index
  • Scaladex
  • Scala Document
  • Both A and B
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  • Repeats a statement or group of statements while a given condition is true.
  • It tests the condition before executing the loop body.
  • Both A and B
  • None of the above
View Answer
  • This causes a compilation error
  • This causes a runtime error
  • int
  • 40
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  • Unit is like void in Java
  • () is an empty tuple that represents a Unit
  • Both A and B
  • None of the following
View Answer
  • var greeting = "Hello world!";
  • var greeting:String = "Hello world!";
  • Both A and B
  • None of the above
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  • String concat(String str)
  • boolean contentEquals(StringBuffer sb)
  • byte getBytes()
  • All of the above
View Answer
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