State some of the advantages of object oriented programming?
Can an interface contain fields?
What is an abstraction and why is it important?
What does the “abstract” keyword mean in front of a method? A class?
Can you tell something about GDI objects?
What is bootstrap, extension and system class loader? Or can you explain primordial class loader?
Do we require a parameter for constructors?
What is Abstract method and how different from Virtual Method?
Explain about object oriented programming?
What is the difference between a class and an object?
Is it possible to provide method implementations in java interfaces? If possible, how do we provide them?
Explain about abstraction?
What is early and late Binding?
Difference between abstraction and implementation hiding ?
What is Polymorphism, overloading, overriding and virtual?