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NETW 320 DeVry Final Exam Latest

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NETW 320 DeVry Final Exam Latest

NETW 320 DeVry Final Exam Latest

NETW320

NETW 320 DeVry Final Exam Latest

Question 1. 1. (TCO 1) Identify the merger of legacy-based TDM architecture with packet-switching technology and call-control intelligence. (Points : 5)

  • Telecommunication convergence
  • Analog convergence
  • Digital convergence
  • DSL and cable telecommunication convergence

Question 2. 2. (TCO 1) Choose the mechanism(s) for sending RAS messages using RAS channel over UDP. (Points : 5)

  • Retry counts
  • Timeout
  • Timeout and retry counts
  • Timeout, TTL, and retry counts

Question 3. 3. (TCO 2) Construct a 1.536 Mbps T1 link. (Points : 5)

  • 24 Channels
  • 32 Channels
  • Fractional Channels
  • CAS

Question 4. 4. (TCO 2) Identify how IP telephones access their media controllers. (Points : 5)

  • IP telephones access their media controllers through a hub.
  • IP telephones access their media controllers through a bridge.
  • IP telephones access their media controllers through a switched bridge.
  • IP telephones access their media controllers through a switched IP connection.

Question 5. 5. (TCO 3) An MCU may control three different conference types; please identify them. (Points : 5)

  • Centralized, decentralized, mobile
  • Mobile, centralized, decentralized
  • Centralized, mobile, decentralized
  • Centralized, decentralized, mixed

Question 6. 6. (TCO 3) Identify the cause of packet delay. (Points : 5)

  • It is not the time it takes a packet to traverse the network.
  • It is the time it takes a packet to traverse a router.
  • It is the time it takes a packet to traverse the network.
  • It is the time it takes a packet to traverse a switch.

Question 7. 7. (TCO 4) Which of the following characteristics are not common to circuit-switched networks? (Points : 5)

  • Store and forward transmission
  • Dedicated bandwidth
  • Potentially wasted bandwidth
  • Each packet follows the same route

Question 8. 8. (TCO 4) Explain why G.711 is used in LANs. (Points : 5)

  • There is quite a bit of bandwidth in a LAN and it is not expensive.
  • There is not much bandwidth in a LAN and it is not expensive.
  • There is quite a bit of bandwidth in a LAN and it is expensive.
  • There is not much bandwidth in a LAN and it is expensive.

Question 9. 9. (TCO 4) Select the codec that is most appropriate for limited bandwidth WANs. (Points : 5)

  • G.711
  • G.741
  • G.729
  • G.735

Question 10. 10. (TCO 5) Describe the three main ways of powering an IP telephone. (Points : 5)

  • Local power, powered AC patch panels, inline power
  • Local AC power, powered patch panels, inline power
  • Local power, powered patch panels, online power
  • Local power, powered patch panels, inline power

1. (TCO 5) Select the IEEE standard that defines the application of power to IP telephones through the UTP wiring. (Points : 5)

  • 802.3af
  • 802.11
  • 802.13
  • 802.4ab

Question 2. 2. (TCO 6) Identify the IEEE specifications that will support QoS on WLAN. (Points : 5)

  • IEEE802.11e
  • IEEE802.11a
  • IEEE802.11b
  • IEEE802.11g

Question 3. 3. (TCO 6) Identify a very weak encryption system that is sometimes used in wireless networks. (Points : 5)

  • WAP
  • TKIP
  • WEP
  • AES

Question 4. 4. (TCO 7) Identify the document that specifies the requirements for mobile node to use two IP addresses. (Points : 5)

  • RFC 2001
  • RFC 2003
  • RFC 2002
  • RFC 2004

Question 5. 5. (TCO 7) What protocol is commonly used to allow integration between the softphone and the corporate directory? (Points : 5)

  • LDPD
  • LPAD
  • LAPD
  • LDAP

Question 6. 6. (TCO 8) What do we call frames that are implemented with 802.1p? (Points : 5)

  • Switched frames
  • Tagged frames
  • LAN frames
  • Untagged frames

Question 7. 7. (TCO 8) What is the maximum delay that is considered acceptable for voice traffic? (Points : 5)

  • 250 ms
  • 300 ms
  • 100 ms
  • 150 ms

Question 8. 8. (TCO 9) Identify the function of an SIP User Agent. (Points : 5)

  • An SIP User Agent places calls using IP address or e-mail-like addressing.
  • An SIP User Agent places calls using E.164 or IP address.
  • An SIP User Agent places calls using neither E.164 nor e-mail-like addressing.
  • An SIP User Agent places calls using E.164 or e-mail-like style.

Question 9. 9. (TCO 3) SNMP uses the ______ protocol to the Transport Layer. (Points : 5)

  • TCP
  • UDP
  • MIB
  • RTP

Question 10. 10. (TCO 5) TKIP provides a ______solution to the problems found in WEP. (Points : 5)

  • worse
  • add-on
  • interim
  • permanent

1. (TCO 1) Explain five different common applications for unified messaging. (Points : 30)

Question 2. 2. (TCO 2) Describe the purpose of a Multipoint Conferencing Unit (MCU). (Points : 30)

Question 3. 3. (TCO 7) Describe jitter in a network. (Points : 30)

Question 4. 4. (TCO 8) Explain the function of communications protocols. (Points : 30)

Question 5. 5. (TCO 9) Explain the DiffServ objective. (Points : 30)

NETW 320 DeVry Final Exam Latest

NETW 320 DeVry Final Exam Latest

NTC,NUR,NURS,OI,OMM,OPS,ORG,PA,PAD,PCN,PHI,PHL,PHYS,PM,POL,POLI,POS,PPA,PRG,PROJ,PSC,PSY,PSYC,PSYCH,QNT,QRB,RDG,REL,RELI,RES,SBE,SCI,SEC,SOC,SOCS,SPE,SRM,STAT,STR,SYM,TCH,UNV,WEB,XACC,XBIS,XCOM,XECO,XMGT