World Journal of Science and Technology
Cloud computing refers to a computing system in which tasks are assigned on service basis over a network. Collection of such connections is called as 'The cloud'. Service can be anything, software, a platform, a storage location, etc. It can also be renting of a server or many servers and running applications on powerful systems or to store large amount of data that can be accessed only by authorized users and applications. Computing at this level allow users to sort through a vast amount of data.