“…Cloud computing defined by NIST, such as cloud computing is a paper use model for enabling available, suitable, and need based access of network for a shared collection of configurable computing resources (Examples: Networks, servers, storage, application, service)that can be rapidly provisioned and release with minimal management effect (or) service provided interaction. The characteristics of cloud computing are on-demand service, pay-per-use model, elastic capacity, self-service interface, resources are abstracted [1,2]. The Cloud computing roots are Hardware virtualization, internet technologies, distributed computing, system management.…”