Introduction to object oriented programming

Object-oriented programming provides us to play with objects. Now the question is what are objects? Object-defined as any entity around us.Visible and Nonvisible objects around us through our senses.

Now a closer look at objects around us reveal that there is various type of objects as described below.

• Objects that operate independently
• Objects that work in associations with each other
• Objects that frequently interact with each other
• Objects that are contained in another object 

Every object has three characters

1. Identity:   It is the name which is associated with object e.g Dog is associated with animal 
2. State:     An objects can be  in many states e.g dog is barking
3. Behaviour What is the ability of objects e.g dog can run, bite, bark and e.t.c