What is the difference between interface and inheritance in c#?
What is the meaning of extention?
What is the difference between inheritance and abstract class?
Why do we need nullable types in c#?
Why do we need singleton pattern in c#?
Can abstract class be sealed in c#?
Can we inherit partial class in c#?
What are desktop applications examples?
7.What are typed data set?
what are the contents of an assembly ?
difference between keyword internal and protected?
What is a .aspx file?
How do I create multifile assembly?