Can I implement polymorphism using abstract class?
Can an interface have an inner class?
When will you use an interface and abstract class?
What are the main features of oops?
What is an abstraction?
What is single and multiple inheritance?
What is the difference between a class and an object?
Explain about the analysis phase?
What is an abstract property. Give an example?
Write a note about inheritance?
What is the main use of message metaphor in object-oriented programming?
Why abstraction is important?
What is the difference between an interface and abstract class?