What is serialization?

What are access modifiers?

What are inner classes?

What is difference between static and Non-static fields?

What are persistent and non-persistent objects?

What are sealed modifiers?

What is composition?

What is aggregation?

What are limitations and restrictions of interfaces?

What is the advantage of interface over inheritance in OOP?

What’s the difference between abstract class and interface?

What is interface?

What is difference and similarities between class and structure?

What is Structure?

How can you prevent class to be inherited further?

What is virtual class?

What is abstract class?

How to prevent function from being overridden in C#?

What is abstract function?

What is pure virtual function?