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Home Networking Wide Area Networks See What Others Are Saying!
  • Question
  • Which encapsulations can be configured on a serial interface?

    1. Ethernet
    2. Token Ring
    3. HDLC
    4. Frame Relay
    5. PPP


  • Options
  • A. 1 and 4
  • B. 2 only
  • C. 3, 4 and 5
  • D. All of the above

  • Correct Answer
  • 3, 4 and 5 

    Explanation
    Ethernet and Token Ring are LAN technologies and cannot be configured on a serial interface. PPP, HDLC, and Frame Relay are layer 2 WAN technologies that are typically configured on a serial interface.

  • More questions

    • 1. Which of the following types of connections can use full duplex?

      1. Hub to hub
      2. Switch to switch
      3. Host to host
      4. Switch to hub
      5. Switch to host

    • Options
    • A. 1, 2 and 4
    • B. 3 and 4
    • C. 3 and 5
    • D. 2, 3 and 5
    • Discuss
    • 2. What is the maximum distance with maximum data rate for 802.11a?

    • Options
    • A. About 65-75 feet
    • B. About 90-100 feet
    • C. About 150 feet
    • D. Over 200 feet
    • Discuss
    • 3. Which command will create a dynamic pool named Todd that will provide you with 30 global addresses?

    • Options
    • A. ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.240
    • B. ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.224
    • C. ip nat pool todd 171.16.10.65 171.16.10.94 net 255.255.255.224
    • D. ip nat pool Todd 171.16.10.1 171.16.10.254 net 255.255.255.0
    • Discuss
    • 4. To enable EIGRP, which of the following would you use?

      1. Router1(config-if)# ipv6 ospf 10 area 0.0.0.0
      2. Router1(config-if)# ipv6 router rip 1
      3. Router1(config)# ipv6 router eigrp 10
      4. Router1(config-rtr)# no shutdown
      5. Router1(config-if)# ipv6 eigrp 10

    • Options
    • A. 1, 3 and 5
    • B. 3, 4 and 5
    • C. 1 and 3
    • D. 5 only
    • Discuss
    • 5. Which of the following is true regarding access lists applied to an interface?

    • Options
    • A. You can place as many access lists as you want on any interface until you run out of memory.
    • B. You can apply only one access list on any interface.
    • C. One access list may be configured, per direction, for each layer 3 protocol configured on an interface.
    • D. You can apply two access lists to any interface.
    • Discuss
    • 6. A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?

    • Options
    • A. Send a different source port number.
    • B. Restart the virtual circuit.
    • C. Decrease the sequence number.
    • D. Decrease the window size.
    • Discuss
    • 7. Which of the following protocols are used to configure trunking on a switch?

      1. VLAN Trunk Protocol
      2. VLAN
      3. 802.1Q
      4. ISL

    • Options
    • A. 1 only
    • B. 3 only
    • C. 3 and 4
    • D. 1, 3 and 4
    • Discuss
    • 8. You need to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection?

    • Options
    • A. Router(config-if)#encapsulation frame-relay q933a
    • B. Router(config-if)#encapsulation frame-relay ansi
    • C. Router(config-if)#encapsulation frame-relay ietf
    • D. Router(config-if)#encapsulation frame-relay cisco
    • Discuss
    • 9. If you delete the contents of NVRAM and reboot the router, what mode will you be in?

    • Options
    • A. Privileged mode
    • B. Global mode
    • C. Setup mode
    • D. NVRAM loaded mode
    • Discuss
    • 10. If routers in a single area are configured with the same priority value, what value does a router use for the OSPF Router ID in the absence of a loopback interface?

    • Options
    • A. The lowest IP address of any physical interface
    • B. The highest IP address of any physical interface
    • C. The lowest IP address of any logical interface
    • D. The highest IP address of any logical interface
    • Discuss


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