What is the default admin session log out time?

An administrator has spent time correcting specific issues that have been identified by NCC Health Checks in Prism Element.
How can just the checks that previously did not pass be executed again to confirm they are all resolved?

An administrator needs to ensure that the three VMs of an application cluster are never placed onto the same hypervisor by creating a VM- VM Anti-Affinity Policy.
What should the administrator use to complete this task?

An administrator wants to enable Windows Defender Credential Guard.
What must be enabled when creating the VM?

An administrator of an AHV cluster needs to deploy a solution that will provide self-service network provisioning and overlapping IP addresses for true multi-tenant networking with VPCs.
Which product will satisfy this requirement?