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Exam Code: 920-172
Exam Name: Nortel (NCSS-Nortel Communication Control Toolkit Ris.6.0)
Free One year updates to match real exam scenarios, 100% pass and refund Warranty.
Total Q&A: 58 Questions and Answers
Last Update: 2013-10-12

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NO.1 When you install the Communication Control Toolkit server, you must ensure that you have enough
space allocated for the CCT database. What is the minimum and maximum directory size on the default
drive needed to install the NCCT database?
A. minimum of 1 GBytes and maximum size of 2.0 GBytes
B. minimum of 150 MBytes and maximum size of 1.0 GBytes
C. minimum of 68.1 MBytes and maximum size of 2.0 GBytes
D. minimum of 50.7 MBytes and maximum size of 2.1 GBytes
Answer: C

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NO.2 You are upgrading to Nortel Communication Control Toolkit Rls. 6.0. TAPI 3.0 is currently running. To
what version of TAPI will you have to upgrade?
A. TAPI 4.1
B. TAPI 4.0
C. TAPI 3.1
D. an upgrade in not needed
Answer: C

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NO.3 You have just completed a new install of NCCT Rls. 6.0 and have verified that it is configured properly
and operational. You have just finished backing up the NCCT Database and wish to backup the
Symposium TAPI Database. Which of the following would you do perform the backup?
A. Make copy of the spdb.mdb file located in "C:\\Program Files\\Nortel\\CCT\\TAPI"
B. Make copy of the m1spdb.mdb file located in "C:\\Program Files\\Nortel\\Communication Control
Toolkit\\TAPI"
C. Run NCCT Database Administrator and Select the TAPI Database from the Database Drop Down
Menu then Click Backup.
D. Run NCCT Database Administrator and Browse to the TAPI Database location "C:\\Program
Files\\Nortel\\CCT\\TAPI" then Click Backup.
Answer: B

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NO.4 You are doing a backup of the NCCT Database after making substantial changes. You are asked to
name your backup. What should you always include in the name of your backups?
A. The version of TAPI.
B. The version of NCCT.
C. The date the backup was made.
D. The name NCCT backup somewhere in the name.
Answer: B

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NO.5 You have been instructed to restore the current NCCT database schema. What is the file that you need
to use to restore the current database schema?
A. EmptyDB.zip
B. NCCT_Empty.zip
C. NCCT_Empty.bak
D. NNCCT_Empty.bak
Answer: D

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NO.6 You are upgrading to Nortel Communication Control Toolkit Rls. 6.0. You have a Communications
Server 1000/Meridian 1 with Symposium Call Center with Nortel IVR. Which two of the following Service
Provider Software is installed? (Choose two.)
A. TAPI 3.0
B. TAPI 3.1
C. IPML 2.1
D. IPML 4.0
Answer: BC

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NO.7 Of the following Third Party software which two does Nortel approve to be installed on a Nortel
Communication Control Toolkit server? (Choose two.)
A. AntiVirus
B. FTP Server
C. pcAnywhere
D. Microsoft Office
Answer: AC

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NO.8 After you have restored the Symposium TAPI Database. What is the order in which the following
services need to be started?
A. NCCT Data Access Layer Service, NCCT TAPI Connector, NCCT Server Service Telephony Service,
ACDProxy Service
B. NCCT Data Access Layer Service, NCCT TAPI Connector, ACDProxy Service, Telephony
Service,NCCT Server Service
C. Telephony Service, ACDProxy Service, NCCT Data Access Layer Service, NCCT TAPI Connector,
NCCT Server Service.
D. NCCT Server Service, Telephony Service, ACDProxy Service, NCCT Data Access Layer Service,
NCCT TAPI Connector.
Answer: C

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NO.9 The Embedded Local Area Network (ELAN Subnet) is a dedicated Ethernet TCP/IP Local Area
Network (LAN). The Customer Local Area Network (Nortel Server Subnet/CLAN) is the LAN to which
corporate services and resources connect. Which is not a rule for configuring the ELAN Subnet and
Nortel Server Subnet (CLAN)?
A. Configure the ELAN Subnet in the same subnet as the ELNK.
B. Configure the ELAN Subnet in a separate subnet from the Nortel Server Subnet.
C. The ELAN Subnet MAC address must be added before the Nortel Server Subnet MAC address.
D. Configure the ELAN Subnet and Nortel Server Subnet network as either completely separate or
integrated using a router.
Answer: C

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NO.10 You must configure the Bindings order of the network interface cards using Network Connections from
the Control Panel or My Network Places Properties. What order do the NIC have to be in?
A. The order does not matter.
B. ELAN Subnet first then the Nortel Server Subnet (CLAN) second
C. Nortel Server Subnet (CLAN) first then the ELAN Subnet second
D. Depends on the connection rate of each: the higher rate is listed first.
Answer: C

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Exam Code: 920-803

Exam Name: Nortel (Nortel technology standards and protocol for ip telephony solutions)

Exam Code: 920-164

Exam Name: Nortel (NCSS-Contact Center Manager RIs6.0 I and M)

Exam Code: 920-172

Exam Name: Nortel (NCSS-Nortel Communication Control Toolkit Ris.6.0)

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NO.1 To achieve the QoS necessary to deliver voice between two points on a Frame Relay network, which
two items are required to guarantee that voice quality is maintained? (Choose two.) Assume that a
Permanent Virtual Circuit (PVC) is available to address converged voice and data.
A. a Variable Bit Rate (VBR) service type
B. a WAN access device that shapes traffic
C. a WAN access device that does NOT fragment voice IP packets
D. a WAN access device that can manage First-In, First-Out (FIFO) queuing
E. a Committed Information Rate (CIR) large enough to address the total peak voice traffic plus a portion
allocated for Best-Effort (BE) data
Answer: BE

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NO.2 Which two CODECs have the least delay (processing or algorithmic)? (Choose two.)
A. B. 711
C. D. 723.1
E. F. 726
G. H. 729
Answer: AE

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NO.3 The basic attributes of Real-Time Protocol (RTP) provide for support of applications like voice and
video. Which three attributes of RTP support real-time applications? (Choose three.)
A. Timestamping
B. Packet sequencing
C. Header compression
D. Payload identification
E. Packet retransmission
Answer: ABD

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NO.4 Which CODEC delivers the greatest compression?
A. B. 711
C. D. 723.1
E. F. 726
G. H. 729
I. J. 729A
Answer: C

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NO.5 To implement VoIP on a customer's IP network, which transport protocol should you use to best meet
the real-time requirement for VoIP, and why?
A. User Datagram Protocol (UDP); It ignores lost packets.
B. Transmission Control Protocol (TCP); It retransmits lost packets.
C. User Datagram Protocol (UDP); The amount of delay time is bounded.
D. Transmission Control Protocol (TCP); The amount of delay time is bounded.
Answer: A

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NO.6 How does Real-Time Control Protocol (RTCP), the control protocol of Real-Time Protocol (RTP), assist
RTP in handling packetized voice in an IP telephony environment?
A. Controls the RTP data flows.
B. Identifies sources and provides QoS feedback.
C. Interoperates with Transmission Control Protocol (TCP).
D. Controls the network bandwidth used by RTP data flows.
Answer: B

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NO.7 What are two differences between IP, Asynchronous Transfer Mode (ATM) and Frame Relay (FR)?
(Choose two.)
A. ATM has a fixed cell size, but IP and FR do NOT.
B. FR has built in mechanisms within the protocol for QoS.
C. ATM is connectionless, but IP and FR are connection oriented.
D. IP is a Layer 3 protocol, but ATM and FR are Layer 2 protocols.
Answer: AD

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NO.8 A video conference is in progress between two networked locations using gigabit Ethernet. The video
conferencing application is using User Datagram Protocol (UDP) to transport the video and audio data.
Why should UDP be used instead of Transmission Control Protocol (TCP)?
A. TCP CANNOT handle streaming data applications.
B. UDP is better than TCP at seamlessly synchronizing voice and video together.
C. UDP serves as an efficient transport for handling real-time application traffic.
D. UDP uses less bandwidth than TCP in a WAN, but more bandwidth than TCP in a LAN.
Answer: C

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