Define a good interface?
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What is a final variable?
How do we implement serialization actually?
What are abstract methods?
What is static and dynamic Binding?
What are the types of polymorphism?
How to resolve many to many relationship?
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Is class an Object? Is object a class?
How many methods do u implement if implement the serializable interface?
Is is possible to define our own functional interface?
What is the use if instanceof keyword? And how do refer to a current instance of object?
Differentiate between an abstract class and an interface?
What is the difference between class inheritance and interface inheritance?