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OOP Concept C# - Abstract Class can not be instantiated - Interview Question / Answers

What is an Abstract Class ?

               Abstract class in C# is a class that having the keyword as abstract and this class may have abstract methods. It is a mechanism to show only relevant data.



Is Abstract class can be instantiated ?

               No, Abstract class cannot be instantiated.




Whether abstract class can be derived ?

   Yes Abstract class be derived and all the abstract class should be defined in the derived class.




Write the syntax for abstract class.

     abstract class ClassName
{
// to do ; class definition
}

Can we do abstract method in an abstract class ?


   Yes, We can add abstract method in the abstract class.






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