What is difference between class and interface?
What is Abstract method and how different from Virtual Method?
What are abstract methods?
Is class an Object? Is object a class?
Why does the function arguments are called as "signatures"?
What is a nested interface?
Explain about the analysis phase?
What are the rules to define a functional interface?
What is a friend function?
What is a constructor in class?
What is the difference between an abstract class and interface in java?
Explain about the relationship between object oriented programming and databases?
Explain about abstraction?