The Candid Test On CCNA 4 Chapter 3

14 Questions | Total Attempts: 96

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CCNA Quizzes & Trivia

The Connecting Networks course discusses the WAN technologies and network services required by converged applications in a complex network. This is what we covered in CCNA 4 chapter 3 and if you are looking for revision material the test below is perfect for you. Give it a try and see how much you recall.


Questions and Answers
  • 1. 
    What is created between two DTEs in a Frame Relay network?
    • A. 

      ISDN circuit

    • B. 

      Limited access circuit

    • C. 

      Switched parallel circuit

    • D. 

      Virtual circuit

  • 2. 
    Which best describes the benefit of using Frame Relay as opposed to a leased line or ISDN service?
    • A. 

      Customers can define their virtual circuit needs in far greater combinations, with increments as small as 64 kbps.

    • B. 

      Customers pay for an end-to-end connection that includes the local loop and the network link.

    • C. 

      Customers only pay for the local loop and the bandwidth they purchase from the network provider

    • D. 

      Connecting new sites requires new lower cost circuit installations when compared to ISDN dialup costs or adding additional

    • E. 

      Hardware for leased service.

  • 3. 
    3. What best describes the use of a data-link connection identifier (DLCI)?
    • A. 

      Local address identifying a destination router across a Frame Relay network

    • B. 

      Locally significant address used to identify a virtual circuit

    • C. 

      Logical address identifying the interface between a router and a Frame Relay switch

    • D. 

      Logical address used to identify the DCE

  • 4. 
    Refer to the exhibit. A ping is sent to address 192.168.50.10 from the Peanut router. Which DLCI will be used to send the ping?
    • A. 

      110

    • B. 

      115

    • C. 

      220

    • D. 

      225

  • 5. 
    Refer to the exhibit. What effect does the point-to-point configuration on subinterface S0/0.110 have on the operation of the •router?
    • A. 

      It helps to conserve IP addresses.

    • B. 

      It establishes multiple PVC connections to multiple physical interfaces.

    • C. 

      It eliminates split horizon issues without increasing the likelihood of routing loops.

    • D. 

      It requires the configuration of the encapsulation command on the subinterface.

  • 6. 
    Refer to the exhibit. What can be determined about the Frame Relay switch from the output shown?
    • A. 

      • It is currently not transmitting data.

    • B. 

      It is in the process of establishing the PVC.

    • C. 

      It has put a hold on processing frames in excess of the CIR.

    • D. 

      It is experiencing congestion.

  • 7. 
     Refer to the exhibit. What can be known about the configuration of router R1 from the output??
    • A. 

      LMI updates are not being received properly.

    • B. 

      The LMI type for the Serial 0/0/0 interface has been left to its default configuration.

    • C. 

      Cisco HDLC is used as a Layer 2 encapsulation protocol on the Serial 0/0/0 interface.

    • D. 

      The Serial 0/0/0 interface has been configured as a data communications equipment device

  • 8. 
    Refer to the exhibit. What can be determined from the output?
    • A. 

      Serial 0/0/0 has been configured with an DLCI of 201

    • B. 

      Serial 0/0/0 has the feature frame-relay inverse-arp enabled.

    • C. 

      Serial 0/0/0 has been configured with an IP address of 172.16.4.3.

    • D. 

      Serial 0/0/0 has been configured with the command frame-relay map ip 172.16.4.3 201 broadcast

  • 9. 
    Refer to the exhibit. What can be known about the configuration of router R1 from the output?
    • A. 

      The Frame Relay LMI DLCI has been incorrectly configured as DLCI 1023.

    • B. 

      The Frame Relay LMI type has been changed from its default.

    • C. 

      The Serial 0/0/0 interface has been configured as a data communication

    • D. 

      The command encapsulation frame-relay ietf has been used on the Serial 0/0/0 interface

  • 10. 
    7. Refer to the exhibit. Which two outcomes occur from the configuration shown? (Choose two.)
    • A. 

      The broadcasts will be forwarded to 10.1.1.1

    • B. 

      The router will use DLCI 22 to forward data to 10.1.1.1.

    • C. 

      DLCI 22 will replace the MAC address in the ARP table for entry 10.1.1.1

    • D. 

      Frames arriving on interface serial 0/0/0 of RT_1 will have a data link layer address of 22.

    • E. 

      Inverse-ARP will now add an entry for 10.1.1.1 into the Frame Relay map table using DLCI 22.

  • 11. 
    Refer to the exhibit. Which two statements are true given the output shown? (Choose two.)
    • A. 

      The IP address of the local Frame Relay interface is 172.16.1.4.

    • B. 

      The local DLCI number is 401.

    • C. 

      Inverse ARP is being used on this connection.

    • D. 

      This interface is in the active state and in the process of negotiating configuration parameters.

    • E. 

      Multicast is not enabled on this connection.

  • 12. 
    Refer to the exhibit. Router R2 is part of a Frame Relay network that uses OSPF for IP routing. After the commands that are shown are entered, R2 will not exchange OSPF information correctly. What is the likely cause?
    • A. 

      The frame-relay map command requires the broadcast keyword.

    • B. 

      The DLCIs on each end of the PVCs are not identical.

    • C. 

      The R2 S0/0/0 interface has not been brought online

    • D. 

      The LMI or Inverse ARP or both are not working.

  • 13. 
    .Which statement about Frame Relay subinterfaces is correct?
    • A. 

      Multipoint interfaces will automatically forward routing broadcasts but will consume more IP addresses than point-to-point

    • B. 

      Subinterfaces will consume.

    • C. 

      Point-to-point subinterfaces act like leased lines and eliminate split-horizon routing issues.

    • D. 

      Interfaces with multiple PVCs require a separate subinterface for each PVC.

    • E. 

      Multipoint configurations cannot use subinterfaces.

  • 14. 
    Refer to the exhibit. Which statement explains why the Frame Relay connection between R1 and R2 is failing?
    • A. 

      Split horizon must be disabled

    • B. 

      The LMI type must be specified.

    • C. 

      Logical subinterfaces must be used instead.

    • D. 

      The frame-relay map commands are using incorrect DLCIs.

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