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  1. 1. By default, how often does RIP broadcast routing updates? (ch1)
    Every 30 seconds
  2. 2. What is the maximum allowable hop count for RIP? (ch1)
  3. 3. What are the four areas that are responsible for most of the call failures? (Ch9,T-253)
    1. DTMF receivers

    2. Too few trunks or circuits

    3. Inadequate switch processing

    4. Too few SS-7 links
  4. 4. What has the following responsibilities:  system recovery, software upgrades, storage of global routing information, distribution of information to all subsystems, and billing. (ch.9,T-233)
    Central Processing System (CPS)
  5. 5. How can link-state protocols limit the scope of route changes? (ch2)
    By sending the mask along with the address
  6. 6. What are two characteristics of OSPF? (ch.2)
    Hierarchical, Open standard
  7. 7. One disadvantage of using ___ is that fraudulent calls can be placed using a black box tone generator. Another common problem is the amount of bandwidth used to carry the signaling information. (ch. 10,T-264)
    Single-Frequency (SF) Signaling 
  8. 8. Which are the problems with Channel Associated Signaling (CAS)? (ch.10,T-267/8)
    Inability to carry signaling messages with special feature information, The need to turn off the robbed bit signaling function when transmitting high-speed data, Uses the trunk to carry the signaling information and eats up precious bandwidth
  9. 9. What could cause the message "RIP: bad version 128 from" to be displayed in the output of the debug ip rip command? (ch3,C-75)
    Receiving a malformed packet
  10. 10. The output from which command includes the number of packets sent and received. (c. 3,C-75)
    show ip eigrp traffic
  11. 11. What are the four most common problems with VoIP services? (ch.11,T-291)
    Choppiness, Dead air, Echo, Talking over
  12. 12. An MOS score of 2 indicates the call was _______. (Ch11,T-291)
    2 indicates the call is poor
  13. 13. Ethernet switching or bridging _____ the available bandwidth of a network by creating _____ network segments. (ch4)
    Increases, dedicated
  14. 14. Which layer of the OSI model does a LAN switch use to make a forwarding decision? (ch4)
    Layer 2
  15. 15. 8 wire conductor used to terminate
    high-speed digital circuits (Ethernet or T-1)? (ch13,T-328/9?)
    RJ-45 for Ethernet / RJ-48 for T-1
  16. 16. In fiber, what is the medium that reflects light and has a refractive index? (ch.13,T-332)
    Core and cladding made of glass
  17. 17. At which layer of the hierarchical model of network design do workstations and servers enter the network? (ch.5)
  18. 18. Which network devices reduce the size of collision domains and provide error detection? (ch.5)Bridges, Switches
    Bridges, Switches
  19. 19. What is the term used to describe the newest way to construct fiber cable? (T-388-91)
  20. 20. What is the large cable called that interfaces with the Central office through the main thoroughfare?
    Feeder cable
  21. 21. What is the CLI prompt for privileged executive mode?
  22. 22. What is the syntax to display the help menu for a command such as show?
    show ?
  23. 23. Identify the types of architecture/topologies in a core network.
    Ring, Mesh, Linear, Point-to-point
  24. 24. What does NZDSF stand for? (ch.13,T-337)
    Non-zero dispersion shifted fiber
  25. 25. What is the switching mechanism used by bridges and switches to exchange configuration messages?
     BPDU (Bridge protocol data unit)
  26. 26. Which port role specifies the forwarding port for RSTP? (ch.7,C-206)
    Designated port role
  27. 27. Identify the categories of protocols in a metropolitan network. (ch.16,T-446)
    TDM, fast packet, Ethernet
  28. 28. ATM feeding into central banks is an example of what topology? (ch.17,T-486)
    Multipoint hub network
  29. 29. What feature is required for a VLAN to span two switches? (ch.8)
    • A trunk to connect the
    • switches
  30. 30. What is the default VTP mode on a Catalyst switch? (ch8)
  31. 31. What is the simplest network topology? (ch.20,T-615)
  32. 32. What device is used at the edge of the network to aggregate DSL circuits together to one circuit to the central switch? (ch.17,T-492)
    DSLAM - digital subscriber line access multiplexer
  33. 33. What VLAN trunking technology encapsulates the entire frame? (ch9,C-246)
  34. 34. What are the benefits of VTP?(ch9,C-256)
    • Minimizes misconfigurations and configuration inconsistencies.
    • Reduces management and monitoring complexities of networks with VLANs.
  35. 35. Which of the following is NOT a factor to consider when choosing DS-1 or DS-X? (ch18,T-521)
  36. 36. What are the brains of a multiplexer? (ch.18,T-527)
    Common card
  37. 37. What are the 3 specific portions of fiber? (ch.19,T-547)
    Span, System, Segment
  38. 38. List the categories of a terminal box. (ch.19,T-553)
    Underground, Aerial fixed count, Ready access, Pedestal mount, Pole mount
  39. 39. What kind of server stores files on a LAN network? (ch.20,T-588)
    File Server
  40. 40. What is the middleman between the customer and Internet? (ch.20,T-595)
    ISP - internet service provider
Card Set:
2012-11-28 21:11:30
Cisco Final Exam

Cisco Final Exam
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