Public Cloud
- Provider makes IT resources (applications, storage capacity, or compute) available to any consumer
- "on-demand” and “pay-as-you-go” environment
Private Cloud
- operated solely for one organization and not shared with other organizations
- offers the greatest level of security and control.
- Two variations : On-premise and Externally-hosted private cloud
Hybrid Cloud
- Organization consumes resources from both private and public Clouds.
- uses their computing resources on a private Cloud for normal usage, but access the public Cloud for high/peak load requirements
Community Cloud
- Cloud infrastructure is shared by several organizations and supports a specific community that has shared concerns
- Community Cloud is managed by Organization or third party
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