International Journal on Computer Science and Technology (IJCST)
Cloud computing is a virtualization technology which uses sharing the pool of computer resources. Cloud is an emerging technology which combines the features of traditional computing technology with networking technology like parallel, distributed or grid computing. Cloud computing is a new version of internet evolution which can handle large number of customers at a time by sharing the resources over internet. The data owner can remotely store their data in cloud and enjoy the cloud characteristics like on-demand self service, resource pooling, rapid elasticity, ubiquitous network access, rapid elasticity, measured service.