Abstract Class - Interfaces Scenario based questions in C# .NET

Q. Can you create an instance of an Abstract class or an Interface?
Q. Why to create Interfaces in real applications?
Q. Can we define body of Interfaces methods? When to define methods in Interfaces?
Q. Do Interface can have a Constructor?
Q. What is the difference between abstraction and abstract class?
Q. Can Abstract class be Sealed or Static in C#?
Q. Do abstract class have Constructors in C#?
Q. Can you declare abstract methods as private in C#?
Q. Does Abstract class support multiple Inheritance?


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