What is method overriding?
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What are the types of polymorphism?
What is the use if instanceof keyword? And how do refer to a current instance of object?
What do you mean by abstract class?
What is function override?
Can we use static method definitions in interfaces?
What are inner classes and what is the practical implementation of inner classes?
Explain persistence?
What is the difference abstract class and interface?
Define exceptions?
How to differentiate between a CreateObject() and GetObject() ?
When do you prefer to use composition than aggregation?
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Can encapsulation be called as a security device?