Which of the following cmdlet would you use in PowerShell for creating a new empty RemoteApp app group?

Answer options:

A.New-AzWvdApplicationGroup
B.Create-AzWvdApplicationGroup
C.Set-AzWvdApplicationGroup
D.Get-AzWvdApplicationGroup
E.New-AzRoleAssignment

Correct Answer: A 
New-AzWvdApplicationGroup cmdlet is used for creating a new empty RemoteApp app group. 
Syntax: 

Option A is correct. New-AzWvdApplicationGroup cmdlet is the right cmdlet for creating an empty new RemoteApp app group.
 Option B is incorrect. Create-AzWvdApplicationGroup is not the right command.
Option C is incorrect. Set-AzWvdApplicationGroup won’t help in creating an empty new RemoteApp app group.
Option D is incorrect. To check whether the app group was successfully created run Get-AzWvdApplicationGroup cmdlet to view the list of all app groups.
Option E is incorrect.New-AzRoleAssignment cmdlet is used to grant the users access to the RemoteApp program in the app group.
Reference: 
To know more about how to manage app groups using PowerShell or the Azure CLI, please visit the below-given link: 

https://docs.microsoft.com/en-us/azure/virtual-desktop/manage-app-groups-powershell?tabs=azure-powershell