An object is a self-contained software module that contains related <br />functions and variables and also called as Method and properties.<br />Classes can represent theoretical concepts, such as a timer, or physical<br />entities in a program, such as a pull-down menu etc...
'''To build an object-oriented program, we need ...''' <br />
<blockquote>
* Create one or more classes.<br />
* Make(i.e., instantiate) objects from those classes.<br />
