Cloud computing service models:
- Infrastructure as a Service (IaaS)
- Platform as a Service (PaaS)
- Software as a Service (SaaS)
- Function as a Service (FaaS) or Server Less Computing:
Cloud computing is the delivery of computing services over the internet, including servers, storage, databases, networking, software, and more. Instead of owning physical hardware or infrastructure, users rent or subscribe to resources from a cloud provider.