Which SSL Files required for Importing Key and certificate (Choose 2)

The customer is seeing high memory utilization on a mission critical VM. Users report that the application is unavailable. The guest OS does not support hot add components.
How should the administrator fix this issue?

How will an HDD failure affect VMs with data on the failed device?

An administrator has a cluster in a secure environment. The administrator wants to disable password authentication over SSH to access the cluster.
Which configure should the administrator use to disable password authentication over SSH?

An administrator needs to move a Nutanix host from one cluster to another.
Which step should the administrator take after evacuating VMs from the host to be moved?