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Cloud Computing

Cloud computing is an Internet-based device that provides computing and storage capacity as a service, as illustrated in Figure 6.13. Cloud computing can be broken down into several basic models, including the following:

Infrastructure-as-a-Service (IaaS)—IaaS describes a cloud solution where you are buying infrastructure. You purchase virtual power to execute your software as needed. This is much like running a virtual server on your own equipment except you are now running a virtual server on a virtual disk. This model is ...


Cover of CISSP Exam Cram, Third Edition


This does not match my definition of PaaS