Provided by: IRJCSEA
Cloud Computing is an attractive computing model since it allows for resources to be provisioned according on a demand basis, i.e., cloud users can rent resources as they become necessary. Most of these services are available with a standardized access to the business logic through Internet. In today's competitive environment, the service vitality, elasticity, choices and flexibility offered by this scalable technology are too attractive that makes the Cloud Computing to increasingly becoming an integral part of the enterprise computing environment. This paper provide an idea on the current trends in the cloud systems and comparison of Amazon EC2, Google App Engine and Microsoft Azure is made based on technology benefits, business benefits and future trends.