Level 2 Go Back Polymorphism views 8:33 Polymorphism means having different forms. It is not an exaggeration if we say that this is the most important feature of object oriented programming. The precondition to using polymorphism is that we need classes created using inheritance. Object Oriented Language Creating an Object Functions in Classes Inheritance Multiple Inheritance Overloading - Function Overloading Operator Overloading Polymorphism Abstract Classes