What is Cloud Computing Model and What are IaaS, PaaS, serverless and SaaS?
What is IaaS?
IaaS - Infrastructure as a Service : Infrastructure as a Service provides virtual IT Infrastructure as service without investment (purchase) on servers and virtual machines (VMs), storage, networks, operating systems—from a cloud provider.
IaaS quickly scales up and down with on demand, Pay as you Go model. A cloud computing service provider, such as Azure, manages the infrastructure, while you purchase, install, configure, and manage your own software—operating systems, middleware, and applications.
