Which service must be activated on a Cisco Unified CallManager subscriber to support Attendant Console?

Which of the following Cisco call processing deployment models are in use when no local call processing occurs at the remote sites?

Is the following true or false?
There is no need to define a DHCP Scope on the DHCP Server to permit IP Phones to obtain an IP Address, provided the IP Phones have the address of the TFTP Server.

Is the following true or false?
The call preservation feature of Cisco CallManager ensures that an active call will be uninterrupted when a Cisco CallManager fails or when communication between the device and the Cisco CallManager that set up the call fails.

The newly appointed Certkiller trainee technician wants to know what the maximum number of interconnected CallManager sites across the WAN is if the Cisco Distributed Call Processing Deployment model is in use. What will your reply be?

The newly appointed Certkiller trainee technician wants to know what the Cisco Call Manager cluster recommendation to support up to 2,500 users is. What will your reply be?

Which of the following dial-peer commands will you advise the new Certkiller trainee technician to use to configure Cisco CallManager redundancy in a H.323 gateway?

Which of the following Cisco CallManager models do not offer dual hot-swap hard drives or redundant hot-swap power supplies? (Select all that apply)

Which of the following components can not be installed as components of Cisco CallManager?

Which IP Telephony Layer does Cisco CallManager belong to?