The central server relies on protocols to facilitate the exchange of data. The back end functions as a repository, storing data that is accessed by the front end.Ĭommunications between the front and back ends are managed by a central server. The name cloud computing was inspired by the cloud symbol that's often used to represent the internet in flowcharts and diagrams.Īn internet network connection links the front end, which includes the accessing client device, browser, network and cloud software applications, with the back end, which consists of databases, servers and computers. Cloud computing can also be thought of as utility computing or on-demand computing. Private or public, the goal of cloud computing is to provide easy, scalable access to computing resources and IT services.Ĭloud infrastructure involves the hardware and software components required for proper implementation of a cloud computing model. A private cloud is a proprietary network or a data center that supplies hosted services to a limited number of people, with certain access and permissions settings. A public cloud sells services to anyone on the internet. These services are divided into three main categories or types of cloud computing: infrastructure as a service ( IaaS), platform as a service ( PaaS) and software as a service ( SaaS).Ī cloud can be private or public. Bigelow, Senior Technology EditorĬloud computing is a general term for anything that involves delivering hosted services over the internet.
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