The document discusses the three main cloud service models: Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS), explaining their functionalities, advantages, and limitations. IaaS provides complete IT infrastructure on demand, PaaS offers a platform for software development along with essential tools, while SaaS delivers pre-developed applications for immediate use. Understanding the differences among these models is crucial for organizations to select the right service that meets their operational needs.
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