Blue Ocean Publication
Cloud computing refers to anything that involves delivering hosted services over the internet. In other words, it refers to the activity undertaken by IT service organizations for delivering computing requirements as a service to a heterogeneous community of end-recipients. All cloud computing models depend heavily on resource and data sharing. This kind of data centre environment permits enterprises to get their applications up and running faster, with easier manageability and little maintenance, and facilitates IT to adjust more swiftly, its IT resources (namely storage, servers and networking) to meet asymmetrical and volatile business requirement.