Cloud computing refers to expandable, on demand services and tools that are served to the user via the Internet from a specialized data center and do not live on a user’s device. Cloud computing resources support collaboration, file storage, virtualization, and access to computing cycles, and the number of available applications that rely on cloud technologies have grown to the point that few institutions d o not make some use of the cloud, whether as a matter of policy or not.

Cloud computing is often used as a synonym for grid computing, in which unused processing cycles of all computers in a single network are leveraged to troubleshoot issues that cannot be resolved by a single machine.

The primary distinction is how the host computers are accessed. Clouds, especially those supported by dedicated data

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