These Scala Interviews Questions are designed to test candidates’ knowledge of various technical aspects of the language. The questions covered during these interviews mainly focus on the core concepts of Scala, as well as its interoperability with other standard libraries. Programmers, Web Developers, Software Engineers, and Software Developers who want to enhance their skills and knowledge in Scala, practice these Scala Interview Questions.
1) Explain what is Scala?
2) What do you mean by a Scala map?
3) List the advantages of using scala over other functional programming languages.
4) Tell the advantages of companion objects when used in Scala?
5) Which Scala library is used for the functional programming?
6) Differentiate Nil, Null, None, and Nothing in scala.
7) What do you mean by a case class in scala?
8) What do you understand by apply and unapply methods in scala?
9) Differentiate between Array and List in Scala.
10) What do you understand by an implicit parameter in Scala ?
11) What do you understand by tail recursion in Scala ?
12) What is PreDef in Scala?
13) Explain what is Unit in Scala?
14) What is "Type Inference" in Scala?
15) What is Monad in Scala?
16) List the default imports are available in Scala Language?
17) Explain BitSet in Scala?
18) Explain trait in Scala and its uses?
19) What is a higher-order function in Scala?
20) Explain function currying in Scala?
21) List Types of identifiers available in Scala?
22) What is Scala option?
23) Please explain closure is Scala?
24) What is auxiliary constructor in Scala?
25) How does yield work in Scala?
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