Event In C#

              Event is a kind of Notification(Information) giving one by one object to perform task. Event handling is not possible without delegate because it is delegate who will be responsible to call Event handler which even is fired.

Partial Class In C#

                 we can break a large class code into small pieces by specifying more than one class with same but with partial keyword. In that case those same name classes will not be treated as different classes so when we will made the object of the class, we will get all the method and member for all same name class.

Method Hiding in C#

             We can predefined the method of parent class in child class by implementing the concept of method hiding. In method hiding the base(parent) class method is predefined in child class by specify new keyword.