What is data encapsulation and what's its significance?
Can an interface contain fields?
What is the abstract method modifier?
What is the difference between oop and sop?
Explain method overriding.
What are the main features of oops?
Explain what is polymorphism?
What is the difference between a class and an object?
Explain about inheritance hierarchies?
What is the difference between class and interface?
Write about abstract base classes?
What is super keyword?
Can an interface implement or extend another interface?
What is the default access modifier in a class?
Explain the meaning of object in object oriented programming?