920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
Question 1. Which protocol is primarily used for signaling in an MCS 5100 Rls 3.0 VoIP environment?
A) H.323
B) SIP
C) MGCP
D) SCCP
Answer: B
Explanation: SIP (Session Initiation Protocol) is the main signaling protocol used in MCS 5100 Rls 3.0 for
establishing, modifying, and terminating multimedia sessions.
Question 2. What is the primary function of the Call Server in the MCS 5100 system?
A) Storing user profiles
B) Handling call control and signaling
C) Managing voicemail
D) Providing IP addresses
Answer: B
Explanation: The Call Server is responsible for call control and signaling, managing the setup, routing,
and teardown of calls within the system.
Question 3. Which codec provides the highest voice quality but consumes the most bandwidth?
A) G.729
B) G.711
C) G.726
D) iLBC
Answer: B
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
Explanation: G.711 offers high-quality, uncompressed audio but requires more bandwidth compared to
other codecs like G.729.
Question 4. What is the role of the Database Module in the MCS 5100 architecture?
A) Routing calls
B) Storing system and user data
C) Providing internet access
D) Managing IP addresses
Answer: B
Explanation: The Database Module (often Oracle) stores system configuration, user, and service data
needed for MCS 5100 operation.
Question 5. Which file is critical for specifying the default gateway in a Solaris-based MCS 5100 server?
A) /etc/hosts
B) /etc/defaultrouter
C) /etc/resolv.conf
D) /etc/network/interfaces
Answer: B
Explanation: The /etc/defaultrouter file contains the IP address of the default gateway for outbound
network traffic.
Question 6. In a four-server MCS 5100 configuration, which installation sequence is recommended?
A) Sequential
B) Parallel
C) Random
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
D) No specific order
Answer: B
Explanation: Parallel installation is recommended for four-server MCS 5100 configurations to ensure
proper module synchronization.
Question 7. What is the main purpose of the Management / Accounting Module (Sysmgr)?
A) Handling media conversion
B) User authentication and system management
C) Providing PSTN access
D) Synchronizing system time
Answer: B
Explanation: The Sysmgr module manages user authentication, permissions, and overall system
management, including accounting.
Question 8. Which command is used to verify Ethernet interface configurations on Solaris?
A) ipconfig
B) ifconfig
C) netsh
D) route
Answer: B
Explanation: The ifconfig command displays and configures network interfaces on Solaris and other
UNIX systems.
Question 9. What is the significance of the NTP service in MCS 5100?
A) Codec negotiation
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
B) Time synchronization across servers
C) Licensing validation
D) Media transcoding
Answer: B
Explanation: NTP (Network Time Protocol) ensures all servers in the MCS 5100 system maintain
synchronized time, which is critical for logs and event correlation.
Question 10. Which gateway provides TDM-to-IP trunking for PSTN connectivity in MCS 5100
deployments?
A) MG 1000B
B) IP Client Manager
C) SIP Application Server
D) Media Portal
Answer: A
Explanation: The MG 1000B gateway enables PSTN access by converting between TDM and IP trunks.
Question 11. What is the function of the SIP Application Server in the MCS 5100?
A) Managing user accounts
B) Processing SIP-based services and features
C) Handling hardware resources
D) Synchronizing time
Answer: B
Explanation: The SIP Application Server handles advanced SIP-based services such as presence, IM, and
supplementary services.
MCS 5100 Rls 3 0 Practice Exam
Question 1. Which protocol is primarily used for signaling in an MCS 5100 Rls 3.0 VoIP environment?
A) H.323
B) SIP
C) MGCP
D) SCCP
Answer: B
Explanation: SIP (Session Initiation Protocol) is the main signaling protocol used in MCS 5100 Rls 3.0 for
establishing, modifying, and terminating multimedia sessions.
Question 2. What is the primary function of the Call Server in the MCS 5100 system?
A) Storing user profiles
B) Handling call control and signaling
C) Managing voicemail
D) Providing IP addresses
Answer: B
Explanation: The Call Server is responsible for call control and signaling, managing the setup, routing,
and teardown of calls within the system.
Question 3. Which codec provides the highest voice quality but consumes the most bandwidth?
A) G.729
B) G.711
C) G.726
D) iLBC
Answer: B
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
Explanation: G.711 offers high-quality, uncompressed audio but requires more bandwidth compared to
other codecs like G.729.
Question 4. What is the role of the Database Module in the MCS 5100 architecture?
A) Routing calls
B) Storing system and user data
C) Providing internet access
D) Managing IP addresses
Answer: B
Explanation: The Database Module (often Oracle) stores system configuration, user, and service data
needed for MCS 5100 operation.
Question 5. Which file is critical for specifying the default gateway in a Solaris-based MCS 5100 server?
A) /etc/hosts
B) /etc/defaultrouter
C) /etc/resolv.conf
D) /etc/network/interfaces
Answer: B
Explanation: The /etc/defaultrouter file contains the IP address of the default gateway for outbound
network traffic.
Question 6. In a four-server MCS 5100 configuration, which installation sequence is recommended?
A) Sequential
B) Parallel
C) Random
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
D) No specific order
Answer: B
Explanation: Parallel installation is recommended for four-server MCS 5100 configurations to ensure
proper module synchronization.
Question 7. What is the main purpose of the Management / Accounting Module (Sysmgr)?
A) Handling media conversion
B) User authentication and system management
C) Providing PSTN access
D) Synchronizing system time
Answer: B
Explanation: The Sysmgr module manages user authentication, permissions, and overall system
management, including accounting.
Question 8. Which command is used to verify Ethernet interface configurations on Solaris?
A) ipconfig
B) ifconfig
C) netsh
D) route
Answer: B
Explanation: The ifconfig command displays and configures network interfaces on Solaris and other
UNIX systems.
Question 9. What is the significance of the NTP service in MCS 5100?
A) Codec negotiation
, 920 140 VoIP Multimedia Communication Server
MCS 5100 Rls 3 0 Practice Exam
B) Time synchronization across servers
C) Licensing validation
D) Media transcoding
Answer: B
Explanation: NTP (Network Time Protocol) ensures all servers in the MCS 5100 system maintain
synchronized time, which is critical for logs and event correlation.
Question 10. Which gateway provides TDM-to-IP trunking for PSTN connectivity in MCS 5100
deployments?
A) MG 1000B
B) IP Client Manager
C) SIP Application Server
D) Media Portal
Answer: A
Explanation: The MG 1000B gateway enables PSTN access by converting between TDM and IP trunks.
Question 11. What is the function of the SIP Application Server in the MCS 5100?
A) Managing user accounts
B) Processing SIP-based services and features
C) Handling hardware resources
D) Synchronizing time
Answer: B
Explanation: The SIP Application Server handles advanced SIP-based services such as presence, IM, and
supplementary services.
