The name of the availability set. It must be unique in your location
The platform will create the availability set in Azure at the level of the cloud location.
|Virtual datacenter||The virtual datacenter where you will use the availability set|
From Azure documentation: "VMs in the same fault domain share common storage as well as a common power source and network switch".
|From Azure documentation: "An update domain is a group of VMs and underlying physical hardware that can be rebooted at the same time."|
For more information about Azure Availability sets, see Azure documentation, for example, https://docs.microsoft.com/en-us/azure/virtual-machines/windows/tutorial-availability-sets.