Shulou(Shulou.com)06/02 Report--

According to the service model, it is divided into: software as a service SaaS, platform as a service PaaS, infrastructure as a service IaaS.

SaaS: for enterprises and individuals, it is often a general-purpose daily business, such as IM and OA, which is popularly said to be through the network.

PaaS: for developers, often provide a development platform or be called by customer applications in the form of API or SDK

IaaS: enterprises or developers, specifically provide computing, storage and network, to provide basic resource support for customer systems.

According to the deployment model, it is divided into public cloud, private cloud, community cloud and hybrid cloud.

Public cloud: public cloud is open to the general public and is provided by public cloud service providers.

Private cloud: a private cloud is built for a user / organization to use alone and can be managed by that user / organization or a third party.

Community cloud: a cloud co-created by organizations that share common interests (such as tasks, security needs, policies, compliance considerations, etc.) and intend to share infrastructure.

Hybrid cloud: access to the above two or more cloud services at the same time, and achieve unified management

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