what is Cloud Computing simple and easy defination

Cloud Computing

First of all know what is cloud computing: ,
A very clean and simple language/words Defination of Cloud Computing is::

• In old system, we purchase the computer software and other software. Each time we need a CD or DVD so that again install or reinstall that kind of software.
• This is the problem for every household as well as IT Companies.
• So to resolve this Big IT Gaint like Google, Yahoo, IBM start the Cloud way.
• Now you able to understand the definition:
• Cloud computing is the way to store your software or data in Internet (server) and you simply use this either free or sometime paid.
• Hope you understand!!  :)