Cloud computing definition.

The National Institute of Standards and technology has a good, concise  definition of cloud computing. Sushil kumar of Oracle, was using the same language to define cloud computing in an article the current release of the oracle magazine.

Essential Charachteristics

  • On Demand Self-Service
  • Broad Network Access
  • Resource Pooling
  • Rapid Elasticity
  • Measured Service

Service Models

  • Cloud Software as a Service (SaaS)
  • Cloud Platform as a Service (PaaS)
  • Cloud Infrastructure as a Service (IaaS)

Deployment Models

  • Private Cloud
  • Community Cloud
  • Public Cloud
  • Hybrid Cloud

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