Infrastructure as a Service
- Formal
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One of the main categories of Cloud computing services, Infrastructure as a Service (IaaS) provides virtualized computing resources online. An on-demand business model for IT-capacities
- Practical
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An on-demand business model for IT-capacities. Instead of owning IT-infrastructure or server space, you rent it and pay for it on a per-use basis. Those capacities are usually owned, maintained, and provided by a cloud service.