What is the main design decision about two separate keywords: class and object in Scala? How do we define Instance members and Static members in Scala?
7What is call-by-name? Does Scala and Java support call-by-name? What is the difference between call-by-value and call-by-name function parameters?
7What is a Companion Object in Scala? What is a Companion Class in Scala? What is the use of Companion Object in Scala?
7
What is the use of ‘???’ in Scala-based Applications?
Differentiate nil, null, none, and nothing in scala.
What is scala map function?
What do you mean by implicit parameters?
What do you mean by option in scala and why it is used?
Difference between Scala’s Inner class and Java’s Inner class?
What is the latest version of scala?
Give some examples of packages in scala?
What is scala option?
What is the difference between Function and Method in Scala?
What is finally in scala?
Explain the main drawback of scala language?
Explain any five string methods?
What is function composition in scala?
How many values of type Nothing have in Scala?