What is the diffrence between an abstract class and interface?
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What is an interface?
What is the difference between class inheritance and interface inheritance?
What are inner classes and what is the practical implementation of inner classes?
What is the difference between data hiding and implementation?
Describe inheritance and non-inheritance of a derived class?
Which OOPS concept exposes only the necessary information to the calling functions?
Explain about a class?
Can you create an instance of an interface?
Can a function be overloaded based on return types?
Can we have default method with same name and signature in the derived interface as the static method in base interface and vice versa?
How to define an interface?
State about java and its relation to object oriented programming?