Microsoft Azure is an example of an IaaS provider that offers virtualized computing resources. Google Workspace and Salesforce are examples of SaaS, while Heroku is an example of PaaS. As an IaaS provider, Microsoft Azure provides virtualized computing resources such virtual machines, storage, and networking. These resources can be deployed and controlled by users via a self-service portal, enabling scalable and adaptable infrastructure solutions. Azure allows customers to run a number of operating systems and apps, and it supports a wide range of development and deployment scenarios, making it a well-known IaaS provider.