Polymorphism - When one task is performed by different ways i.e. known as polymorphism. Real Life Example for Polymorphism (Object Oriented) explained better : 1) Father : Son, go and get Red Label. Son : 750 ml or 1 L ? .. 2) Mother : Son, go and get Red Label. Son : 500g or 1 kg ? heheheh, hope this would help. :)