Cloud computing‖ simply means ―Internet computing ―,
generally the internet is seen as collection of clouds; thus the
word cloud computing can be defined as utilizing the internet
to provide technology enabled services to the people and
organizations. Cloud computing enables consumers to access
resources online through the internet, from anywhere at any
time without worrying about technical/physical management
and maintenance issues of the original resources. Besides,
Resources of cloud computing are dynamic and scalable.
Cloud computing is independent computing it is totally
different from grid and utility computing. Google Apps is the
paramount example of Cloud computing, it enables to access
services via the browser and deployed on millions of machines