Category: Core Java

List of Interview Questions on Java for freshers and experienced candidates asked in technical job interviews in IT Industries. This list includes interview questions asked to freshers, 2,3 and 5 years etc. experience professionals | Only Real.

This section contains technical java interview questions and answers for freshers and experienced on java Polymorphims, Java OOPs concept Inheritance, Interface, abstract class, abstraction and encapsulation, classes and objects etc. with impressive answers and explanation. In fact, interview question on many topics I have provided that you should read or brush up that help crack java technical java interviews quickly.

What is Encapsulation in Java – Best Answer

Answer includes concept of encapsulation in java oops with various java encapsulation examples with programs. Answer: Encapsulation in Java is one of the oops principles that is used for hiding complexities in programs. NOTE: Many candidates answer to this interview question “What is encapsulation in java” like wrapping the class member fields into a method…

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What to prefer if Java Interface and Abstract class have abstract methods only?

Technical interview question is if an Interface and abstract class in java both contains only abstract methods then what would you choose or prefer between java interface and abstract class and why? This is true that abstract class can have a method implemented into it, but, the restriction is that it also contains only abstract class.…

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