International Journal of Computer & Organization Trends(IJCOT)
Cloud computing has simply means Internet computing. The Internet is commonly visualized as clouds. Hence, the term cloud computing for computation done through the Internet. With cloud computing users can access database resources via the Internet from anywhere. Cloud computing provides the facility to access shared resources and common infrastructure, offering services on demand over the network to perform operations that meet changing business needs. The virtualization of IT infrastructure enables the consolidation and pooling of IT resources so that they can be shared over diverse applications.