An administrator is migrating 100 virtual machines from one ESXi Host to another. The current lGigE network cards are only migrating four virtual machines simultaneously.
Which action should the administrator take to increase that number to eight?

Which configuration setting ensures that virtual networks on a virtual switch are isolated from each other?

A group of VMs is experiencing high latency on a portgroup in an ESXi host.
Which option can a vSphete administrator use to move some of the VMs to another portgroup?

During a virtual machine migration, which VMkernel networking layer handles the traffic?

An administrator has applied a Service 2 patch after taking a snapshot. The administrator then realizes that a Service 1.5 patch should have been applied before the Service 2 patch.
Refer to the exhibit:

Which series of actions should be taken to manage this issue?