How many Aruba controllers can be added to a single mobility domain?

Refer to the above screen capture.

By default, which controller’s internal database will be used for user authentication?

Exhibit:

Referring to the above screen capture, on which controller can you add an administrative user and assign a controller management role?

Exhibit:

Referring to the above screen capture, on which Controller can you create a vlan?

In the above screen capture:

The administrator notes that most of the configuration options are grayed out and have no action.
What is the cause of the problem?

Masters communicate configuration information with locals using which tunnel type?

Which settings cannot be modified directly from a local controller?

Aruba Client Match does NOT use which of the following parameters to determine the best AP for a client connection? (Choose two)

Which ARM feature addresses the issue of sticky clients by moving clients to associate to APs with better 802.11 signal quality?

Which of the following statements is true of Spectrum Mode?