Which option describes the function of the applications and services layer of the Cisco Unified
Communications system architecture?
A.
It lays the foundation upon which all other layers are deployed
B.
It monitors and manages the Cisco Unified Communications network and applications
C.
It handles the processing and routing of calls throughout the system
D.
It adds enhanced user features to the system
Explanation:
Reference:
http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/srnd/8x/intro.html