Answer / Ajay Tyagi

A case object in Scala is a special type of case class that implicitly defines an empty constructor, equals and hashCode methods, as well as toString. It's used to create immutable singleton objects.

What is a companion object?

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Give some examples of packages in scala?

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Difference between Scala’s Inner class and Java’s Inner class?

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How Scala solves Inheritance Diamond Problem automatically and easily than Java 8?

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What is default access modifier in Scala?Does Scala have 'public' keyword?

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What is listset in scala collection?

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What is exception handling in scala?

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What are the differences between Array and ArrayBuffer in Scala?

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What is the difference between a java future and a scala future?

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Explain recursion through a program?

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Explain the operators in scala?

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Does scala and java support call-by-name?

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