International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
There is significant advancement in computing technologies over the decades. Cloud computing is the latest effort in the field of computer technology in delivering computing resources as a service. It is no more a new concept in the present competitive world; rather it has taken the commercial computing by storm. It is a paradigm shift taken from computing as a product that is to be purchased to computing as a service that is delivered to consumers as 'Pay-per-use' over the internet on clouds.