Define exceptions?
What if we make the method as abstract in another interface?
Explain the abstract class modifier?
What is virtual?
What is the use of interface?
Write about abstract base classes?
What are the problems faced by the developer using object oriented programming language?
Is is possible to define our own functional interface?
If a method definition has been specified in the base class and the interface which the class is implementing, which definition will be picked if we try to access it using interface reference and class object?
What is the main advantage of using inheritance?
How can we call the base method without creating an instance?
What is abstract method?
Why does java not support multiple inheritance?