Normally, we classify cloud service to private cloud service, public cloud service, and hybrid cloud service…
Private cloud service
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Need to have a professional operations team.
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Not flexible.
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Increased maintenance cost.
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More safety data comparing to public cloud service.
Public cloud service:
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Fast to get infrastructure-related service without too high request to the knowledge of operations.
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Appropriate to the initial stage for a new company.
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Less safety than private cloud service.
Hybrid cloud service
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More proper to be as a transient solution to a company want to migrate service from one side to another side
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The sensitive data store in private cloud service, others in public, keep flexible to extend meanwhile more safety.