Understanding App Service plans and App Service

When discussing Azure app services and understanding what they are, compared to traditional servers, it's important to understand the relationship between Infrastructure as a Service (IaaS), Platform as a Service (PaaS), Software as a Service (SaaS), and serverless (such as Function as a service (FaaS)). As you move through the different service offerings, you have different layers of responsibility that you manage. This is also the easiest way of understanding the differences between the services. IaaS, PaaS, SaaS, and serverless are cloud-based services and fit well into the Azure platform since Microsoft has developed some great ways to manage the services you deploy. This also allows you to choose the level of control you would like to adopt. There are limitations to each model, which is a much deeper topic, but understanding these limitations at a core level will help you succeed in your Azure journey. The following diagram...