Self Test To Help Me Learn About Computers

20 Questions | Total Attempts: 75

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Computer Quizzes & Trivia

My Study Aid. To help me study. Multiple choice questions.


Questions and Answers
  • 1. 
    How does a router learn about routes to a network? (Choose three.)
    • A. 

      Information is gathered from its own configuration regarding directly connected networks.

    • B. 

      Switches forward destination address information to each router.

    • C. 

      Other routers forward information about known networks.

    • D. 

      Routes are entered manually by a network administrator.

    • E. 

      Routes are learned from information gathered from ARP tables

  • 2. 
    Why is it necessary to specify a list of networks when configuring an interior routing protocol?
    • A. 

      To tell the router how to reach those networks

    • B. 

      To tell the router which attached networks participate in routing updates

    • C. 

      To tell the router which set of metrics to use for the attached networks

    • D. 

      To tell the router which routing protocol to use

  • 3. 
    Assuming that the network shown in the graphic is converged and dynamic routing is enabled, which of the following conditions will cause a modification to the Orlando routing table? (Choose two.)
    • A. 

      The device connecting the S0 interface of the Tampa router to the serial link loses power.

    • B. 

      A network administrator shuts down the Orlando router E0 interface.

    • C. 

      A DCHP server connected to the Tampa E1 network loses power.

    • D. 

      The IP address of a workstation on the Orlando E0 network is reassigned.

    • E. 

      A host on the Orlando E1 network transmits data to a server on the Tampa E1 network.

  • 4. 
    Which two statements describe autonomous systems? (Choose two.)
    • A. 

      Interior gateway protocols are used between autonomous systems.

    • B. 

      Exterior gateway protocols are used between autonomous systems.

    • C. 

      An autonomous system may be under the control of multiple organizations.

    • D. 

      An autonomous system is identified by a 16 bit number assigned by ARIN.

    • E. 

      The autonomous system is identified in the network portion of the IP address.

  • 5. 
    Which of the following are valid static IP routes? (Choose three.)
    • A. 

      RouterB(config)# ip route 192.168.5.0 255.255.255.0 S1

    • B. 

      RouterC(config)# ip route 192.168.1.0 255.255.255.0 S1

    • C. 

      RouterA(config)# ip route 192.168.3.0 255.255.255.0 192.168.2.2

    • D. 

      RouterB(config)# ip route 192.168.1.0 255.255.255.0 192.168.2.2

    • E. 

      RouterC(config)# ip route 192.168.2.0 255.255.255.0 192.168.4.1

  • 6. 
    What is the purpose of a routing protocol?
    • A. 

      It is used to build and maintain ARP tables.

    • B. 

      It provides a method for segmenting and reassembling data packets.

    • C. 

      It allows an administrator to devise an addressing scheme for the network.

    • D. 

      It allows a router to share information about known networks with other routers.

    • E. 

      It provides a procedure for encoding and decoding data into bits for packet forwarding.

  • 7. 
    Select the statements that describe link-state routing processes? (Choose three.)
    • A. 

      Each router develops its own map of the entire network.

    • B. 

      Routers send triggered updates when changes in the network occur.

    • C. 

      Link-state routing protocols place a higher load on router resources during the routing protocol initialization.

    • D. 

      Link-state protocols are more prone to routing loops than distance vector routing protocols.

    • E. 

      Networks using link-state routing protocols are slower to reach convergence after changes have occurred than those using distance vector protocols.

  • 8. 
    Which type of address does a router use to make routing decisions?
    • A. 

      Source IP address

    • B. 

      Source MAC address

    • C. 

      Destination IP address

    • D. 

      Destination MAC address

  • 9. 
    Which of the following statements are true regarding the command ip route 172.16.1.0 255.255.255.0 172.16.2.1? (Choose three.)
    • A. 

      This command is used to set up a static route.

    • B. 

      This command is used to set up a default route.

    • C. 

      This command is entered from global configuration mode.

    • D. 

      All packets intended for network 172.16.1.0 will be sent to gateway 172.16.2.1.

    • E. 

      All packets intended for network 172.16.2.1 will be sent to gateway 172.16.1.0.

  • 10. 
    If dynamic routing is not configured on a router, how do routing table updates occur?
    • A. 

      Link state advertisements are sent from other routers.

    • B. 

      Updates are made to the routing table by the administrator.

    • C. 

      Best path information is communicated by network hosts.

    • D. 

      The routing table is updated by neighboring routers.

  • 11. 
    Which of the following conditions must be met in order for a network to have converged?
    • A. 

      The routers in the network are operating with dynamic routing protocols.

    • B. 

      The routers in the network are operating with compatible versions of IOS.

    • C. 

      The routers in the network are operating with the same routing tables.

    • D. 

      The routers in the network are operating with consistent routing knowledge.

  • 12. 
    What can be concluded about the routing process on a router if the commands 'router rip and network 192.5.5.0 have been issued? (Choose three.)
    • A. 

      A distance vector routing protocol was used.

    • B. 

      A link state routing protocol was used.

    • C. 

      Routing updates will broadcast every 30 seconds.

    • D. 

      Routing updates will broadcast every 90 seconds.

    • E. 

      Hop count is the only metric used for route selection.

  • 13. 
    Referring to the diagram, which commands will enable hosts on the Idaho E0 network to reach hosts on the E0 network of the Montana router? (Choose two.)
    • A. 

      Montana(config)# ip route 172.31.5.0 255.255.255.0 172.31.5.1

    • B. 

      Montana(config)# ip route 172.31.3.0 255.255.255.0 172.31.4.1

    • C. 

      Idaho(config)# ip route 172.31.5.0 255.255.255.0 172.31.4.1

    • D. 

      Idaho(config)# ip route 172.31.5.0 255.255.255.0 172.31.4.2

    • E. 

      Idaho(config)# ip route 172.31.5.1 255.255.255.0 172.31.4.1

  • 14. 
    What are some of the advantages of using a link-state routing protocol instead of a distance vector routing protocol? (Choose two.)
    • A. 

      The topology database eliminates the need for a routing table.

    • B. 

      Frequent periodic updates are sent to minimize the number of incorrect routes in the topological database.

    • C. 

      Routers have direct knowledge of all links in the network and how they are connected.

    • D. 

      After the inital LSA flooding, they generally require less bandwidth to communicate changes in a topology.

    • E. 

      Link-state protocols require less router processor power than distance vector protocols.

  • 15. 
    Given the command, RouterC(config)# ip route 197.5.2.0 255.255.255.0 192.10.1.1, what does the address 192.10.1.1 represent?
    • A. 

      The source host

    • B. 

      The next hop router

    • C. 

      The outbound interface

    • D. 

      The destination network

  • 16. 
    Which two protocols use an addressing scheme to direct user traffic? (choose two)
    • A. 

      IP

    • B. 

      EIGRP

    • C. 

      IPX

    • D. 

      OSPF

    • E. 

      RIP

  • 17. 
    Which category of routing algorithms discovers and maintains a topological map of the entire internetwork?
    • A. 

      Static

    • B. 

      Exterior gateway

    • C. 

      Internetwork Packet Exchange

    • D. 

      Distance vector

    • E. 

      Link-state

  • 18. 
    All routers at a medium sized company have been upgraded. During the upgraded. During the upgrade, the network administrator determined that a more advanced routing protocol using a combination of both distance vector and link state feature should be implemented. Which protocol should be selected?
    • A. 

      RIP

    • B. 

      BGP

    • C. 

      OSPF

    • D. 

      EIGRP

  • 19. 
    Describe the switching function that occurs in a router.
    • A. 

      Allows the router to make forwarding decisions based on Layer 2 addressing

    • B. 

      Uses network addressing to select the best route and interface to forward data

    • C. 

      Accepts a packet on one interface and forwards it to a second interface

    • D. 

      Enables the router to select the most appropriate interface for forwarding a packet

  • 20. 
    Why is fast convergence desirable in networks that use dynamic routing protocols?
    • A. 

      Routers will not allow packets to be forwarded until the network has converged.

    • B. 

      Host are unable to access their gateway until the network has converged.

    • C. 

      Routers may make incorrect forwarding decisions until the network has converged.

    • D. 

      Routers will not allow configuration changes to be made until the network has converged.