Your company is planning to use the Azure App Service (PaaS) to host its set of web applications. Does Azure provide you full control over the operating system that hosts the web applications?

Answer options:

A.Yes
B.No

Answer – B 
If you look at the PaaS definition from the Microsoft documentation, you can see that the underlying infrastructure is abstracted away from you, and you don’t need to manage the infrastructure. 

For more information on Platform as a service, please visit the below URL- 

https://azure.microsoft.com/en-us/overview/what-is-paas/

For more information on Platform as a service, please visit the below URL-