"Cloud computing allows to access software and services over the network. The network servers and connections are collectively known as ""The cloud"". The way the cloud computing is designed that allows the user to access the similar way as super computer being accessed. User can acquire resources as they need them. Cloud computing is simply a metaphor for internet. User doesn't have or need knowledge, control, and ownership in the computer infrastructure. Users simply rent or access the software, paying only for what they use."