Explain the mechanism of composition?
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Can an interface implement or extend another interface?
How to define an abstract class?
Can I implement polymorphism using abstract class?
What is sealed modifiers?
What is bootstrap, extension and system class loader? Or can you explain primordial class loader?
Explain what is polymorphism?
What are inner classes and what is the practical implementation of inner classes?
What is constructor and virtual function? Can we call virtual funciton in a constructor?
Define Initialisation Purpose.
Write basic concepts of oops?
Can you create an instance of an abstract class?
What if we make the method as abstract in another interface?