Which component CANNOT be co-located with Delivery Controller on the same server?

Scenario:
A user needs two Desktop OS machines from the same group open at once. When the user
attempts to launch a second Desktop OS machine, the first Desktop OS machine closes and
another is launched. What could a Citrix Administrator edit to resolve this issue?

Scenario:
A Citrix Administrator discovers that a user is unable to connect to a Desktop OS machine. While
reviewing Citrix Director, the administrator identifies that the Desktop OS machine is marked as
‘Unregistered’. Which two tools could the administrator use to troubleshoot this issue? (Choose
two.)

Scenario:
A Citrix Administrator discovers that a high number of Desktop OS machines are displaying as
`Unregistered.’ The administrator successfully logs in to one of the affected Desktop OS machines
as a domain user. All of the affected Desktop OS machines are on the same hosting infrastructure.
Several Desktop OS machines on the same hosting infrastructure have registered successfully.
Users in the environment have NOT reported any issues. Why are the Desktop OS machines
displaying as ‘Unregistered’?

Which three methods could a Citrix Administrator use to can regain access to the License Server
console after losing the password? (Choose three.)

Users complain that all printers mapped from the Citrix Universal Print Server are in an offline state.
What could be the likely cause of this issue?

Scenario:
Session Prelaunch is configured for all users in an environment. A new user complains about slow
logon. A Citrix Administrator finds that Session Prelaunch is NOT working as expected for the new
user and is working as expected for all other users. What is the likely cause of this issue?

Scenario:
When users log on, their Desktop OS machines launch automatically in full screen. These users
have to log out of their Desktop OS machine to access their hosted applications. How could a Citrix
Administrator prevent the Desktop OS machines from launching automatically in full screen mode?

Scenario:
A Citrix Administrator changed a policy setting in Citrix Studio and assigned the policy to the default
user group XDWin8Users. The administrator then tested the new setting with User1, who is a
member of the XDWin8Users group. After logging on with User1, the administrator finds that the
new setting is NOT working. What is the first step the administrator should take to investigate this
issue?

Scenario:
A Desktop OS machine is unresponsive. The user connected to the machine was in the process of
creating a very large presentation using Microsoft PowerPoint. The presentation had NOT been
saved prior to the machine becoming unresponsive. What should a Citrix Administrator do to
resolve this issue while preventing data loss?