Understanding Your New Options for Service Provisioning
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Overview: Rather than referring to any one technology or resource model, the term "cloud" actually refers to an entire spectrum of such models.
This ebook offers a concise, insightful overview of the four main provisioning models that make up the cloud today-Saas, PaaS, IaaS and private cloud-along with the characteristics that may or may not make each one appropriate for particular IT and business objectives.

