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Updating Different layers of cloud (#24908)

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* Updating Different layers of cloud

* Renamed heading
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Arsalaan Javed
2018-12-14 20:35:43 -05:00
committed by Manish Giri
parent f8e615341f
commit 2db85ba179
1 changed files with 9 additions and 7 deletions
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guide/english/cloud-development/index.md
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@ -9,16 +9,18 @@ Popular choices for Public Cloud providers are Amazon Web Services, Microsoft Az
Many modern websites and big data efforts are said to be developed in the Cloud, meaning they are operating in some of these massive shared datacenters. Many modern websites and big data efforts are said to be developed in the Cloud, meaning they are operating in some of these massive shared datacenters.
## Cloud Layers
### Software as a Service ## Primary Cloud Service Models
SaaS is from a end user perspective, meaning that at this layer cloud providers will host and provide a software/application as a whole, running, to the end users. One good example could be Google Drive here.
### Platform as a Service ### SaaS
PaaS is from the service provider perspective, meaning that at this layer the cloud providers will provide us the platform used for developing the applications offered as a SaaS. One good example could be Google App Engine. Software as a service, this layer executes and hosts working applications over the cloud for end users on a pay per use basis and remotely assesible. Example google drive, gmail, etc.
### PaaS
Platform as a service, this layer provides a platform for the developers to develop their application for the end users on the cloud. Example Google Apps Engine, Microsoft Azure, etc.
### IaaS
Infrastructure as a service, this layer provides virtualized resources like CPU, memory storage etc that are used for hosting an application on the cloud on a pay per use basis. Example Amazon EC2, IBM Blue Cloud, etc.
### Infrastructure as a Service
IaaS is from the infrastructure provider perspective, meaning that at this layer the cloud providers will provide us the virtualised resources like CPU, memory and storage on a pay per use basis. One good example could be Amazon EC2.
#### More Information: #### More Information: