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

Scala Interview Questions

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What is a ‘Scala set’? What square measure ways through that operation sets square measure expressed?

Difference between Scala’s Int and Java’s java.lang.Integer? What is the relationship between Int and RichInt in Scala?

What is the use of 'object' keyword in Scala? How to create Singleton objects in Scala?

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

Make a case for ‘Scala higher order’ functions?

What is the utilization of tuples in scala?

Like Java, what are the default imports in Scala Language?

Who is the father of Scala?

What is Statically-Typed Language and What is Dynamically-Typed Language?

How do we implement loops functionally? What is the difference between OOP and FP style loops?

What is the Main drawback of Scala Language?

Difference between Array and List in Scala?

What square measure the Scala variables?

Does Scala support Operator Overloading? Does Java support Operator Overloading?

Tell me some features which are supported by Java, but not by Scala and Vice versa?

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Un-Answered Questions { Scala }

What is the result of x+y*z and why?

What is listset in scala collection?

What is auxiliary constructor in scala?

What is a flatmap in scala?

Compare to java what are the major advantages or benefits of scala?

What is the latest version of scala?

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?

What are case classes in scala?

What is scala option?

How many values of type Unit have in Scala?

Explain implicit classes with syntax?

Is scala good for machine learning?

What are the available Build Tools to develop Play and Scala based Applications?

What are the Scala Features?

Popular clients who are using Play and Scala to develop their applications?

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