What is a nested interface?
Can you use virtual, override or abstract keywords on an accessor of a static property?
How will you define abstract classes?
Why dynamic binding is used in object-oriented programming?
Why is OOP good?
What is meant by “abstract interface”?
Is it possible to override private virtual methods?
What is association?
What is method overriding?
What does the keyword virtual represented in the method definition?
What is the default access modifier in a class?
Can you create an instance for an abstract class?
What if we make the method as abstract in another interface?