Scala Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Scala Interview Questions

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In what ways that Scala is healthier than different programming language?

What is the Relationship between equals method and == in Scala? Differentiate Scala’s == and Java’s == Operator?

What is apply method in Scala? What is unapply method in Scala? What is the difference between apply and unapply methods in Scala?

Is Scala a Pure OOP Language? or Java a Pure OOP Language?

Mention the distinction between associate degree object and a category ?

What is a closure in Scala?

What is an Expression? What is a Statement? Difference between Expression and Statement?

What is the difference between val and var in Scala?

What are the popular JVM Languages available now?

What is the main motto of Scala Language?

What is Case Classes?

What is the use of Auxiliary Constructors in Scala?Please explain the rules to follow in defining Auxiliary Constructors in Scala?

What’s performing currying in Scala?

What is the difference between Java’s 'If..Else' and Scala’s 'If..Else'?

How to define Factory methods using object keyword in Scala? What is the use of defining Factory methods in object?

Un-Answered Questions { Scala }

What is pattern matching?

Explain implicit classes with syntax?

Give some examples of packages in scala?

What is unapply method in scala?

What is guard in Scala’s for-comprehension construct?

Explain the operators in scala?

What are implicit parameters in Scala?

What are the major advantages of Scala Language? Are there any drawbacks of Scala Language?

What is 'Type Inference' in Scala?

What square measure the Scala variables?

What is the difference between statically typed and dynamically typed languages?

What is a class in scala?

What is ‘scala trait’ in scala?

Does a Companion object access private members of it’s Companion class in Scala?

What is a closure?

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