What is Either in Scala? What are Left and Right in Scala? Explain Either/Left/Right Design Pattern in Scala?
7Like Hibernate for Java-based applications, What are the Popular ORM Frameworks available to use in Play/Scala based applications?
7What are the Java’s OOP constructs not supported by Scala? What are the Scala’s OOP constructs not supported by Java? What are the new OOPs constructs introduced by Scala, but not supported by Java?
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What are the major differences between Scala’s Auxiliary constructors and Java’s constructors?
What is an Higher-Order Function (HOF)?
Tell the advantages of companion objects when used in scala?
What is a companion object?
Which scala library is used for the functional programming?
What is the diamond problem in scala?
Difference between Scala’s Inner class and Java’s Inner class?
What is for-comprehension in scala?
What is an object in scala?
What is the use of ‘yield’ keyword in Scala’s for-comprehension construct?
What is a custom exception in scala?
What is option/some/none design pattern in scala?
What is the difference between a java future and a scala future?
Explain implicit classes with syntax?
Explain the difference between a trait and an abstract class?