What is an interface?
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How a program can be structured using the concept of object oriented programming?
Can we have a default method definition in the interface without specifying the keyword "default"?
Why dynamic binding is used in object-oriented programming?
Are constructors inherited? Can a subclass call the parent's class constructor? When?
What is a virtual function?
What are different ways to create string object?
What are the major differences between late and dynamic binding?
Why is message passing between the objects important?
What is the main use of message metaphor in object-oriented programming?
What is bootstrap, extension and system class loader?
Does java support multiple inheritance? if not, what is the solution?
Explain about overriding polymorphism?