Difference between revisions 486361432 and 486362242 on enwiki

{{merge-to|Cloud computing|discuss=Talk:Cloud computing#Introduction to Cloud computing|date=March 2012}}
{{Introductory article|Cloud computing}}
[[File:Cloud computing.svg|400px|thumb]]
The two words in the phrase ''cloud computing'' have the following interpretations:

* '''Cloud''': As a noun, this is a metaphor for the [[Internet]],<ref name=Metaphor>{{cite web|url=
(contracted; show full)

===Virtual private cloud===

When a service provider uses a public-cloud system to create a private cloud, the result is known as a '''virtual private cloud'''.<ref name=GoogleVocab/>

===Community cloud===

'''Community clouds''' are cloud systems that are 
supplied to aavailable only to a specific group of related entities that share a common purpose, such as mission, security requirements, policy or compliance considerations, and that therefore need the same type of hosting. These are multi-tenanted clouds that may be managed by the community or by a third party, and they may be off-premise for all the consumers, or on-premise for one of the consumers.

Unlike a private cloud, the community of consumers isn't narrowly exclusive. However, they mayare not be truly public clouds, because not every ententities outside the community that could usebenefit from the service, may not be able to become a consumers.

===Hybrid cloud===

A '''hybrid cloud''' is a composition of two or more public, private and community clouds,<ref name=NISTDefn/> that are used on a day-to-day basis or for cloud bursting.<ref name=GoogleVocab/>

(contracted; show full)*[[Platform as a service|Platform as a Service]]
*[[Software as a service|Software as a Service]]

=References=
{{Reflist|30em}}

{{DEFAULTSORT:Cloud computing}}
[[Category:Cloud computing]]