Routing And Switching Ch 3, 4, & 5

32 Questions | Total Attempts: 71

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LAN Switching Quizzes & Trivia

The use of LAN systems has been on the rise off late. With a router, you are able to distribute and use internet on several devices. The quiz below tests on chapters 3,4 and 5 of routing and switching.


Questions and Answers
  • 1. 
    What does a switch do with a frame if the destination address is not in the MAC address database?
    • A. 

      It floods the frame out of all ports except the one which it was received.

    • B. 

      It forwards the frame out each ports until it receives a receipt acknowledgment from the destination.

    • C. 

      It discards the frame.

    • D. 

      It buffers the frame until the destination until the destination is learned.

  • 2. 
    What type of switching technology is most often used by modern LAN switches?
    • A. 

      Store-And-Forward

    • B. 

      Fast-forward

    • C. 

      Fragment-free

    • D. 

      Adaptive

  • 3. 
    What type of switching is most appropriate for connecting multiple hosts to a server farm?
    • A. 

      Symmetric

    • B. 

      Asymmetric

    • C. 

      Cut-through

    • D. 

      Store and Forward

  • 4. 
    Which type of switching would not switch runts? 
    • A. 

      Store-and-Forward

    • B. 

      Fragment Free

    • C. 

      Fast Forward

    • D. 

      Adaptive

    • E. 

      Both A and B

  • 5. 
    Which security measures that should be implemented in a switched network?
    • A. 

      Disable Telnet and HTTP access

    • B. 

      Disable unused ports

    • C. 

      Enable port security

    • D. 

      Restricted access to the physical switch

    • E. 

      All of the above

  • 6. 
    Which can be  the result of redundancy in a switch network?
    • A. 

      MAC database instability

    • B. 

      Broadcast storms

    • C. 

      Multiple Frame transmission

    • D. 

      Increased availability

    • E. 

      All the above

  • 7. 
    Which open standard was developed to reduce the time required for a switch network to reach convergence?
    • A. 

      BackboneFast

    • B. 

      PortFast

    • C. 

      UplinkFast

    • D. 

      RSTP

  • 8. 
    Which protocol is used to create a loop-free environment in a switched network that has redundant links?
    • A. 

      BPDU

    • B. 

      STP

    • C. 

      VLAN

    • D. 

      VTP

  • 9. 
    When a new host is connected to a switch with STP enabled, what mode is the port placed into?
    • A. 

      Blocking

    • B. 

      Listening

    • C. 

      Learning

    • D. 

      Forwarding

    • E. 

      Disabled

  • 10. 
    In which STP mode does a switch listen for BPDUs?
    • A. 

      Blocking

    • B. 

      Listening

    • C. 

      Learning

    • D. 

      Forwarding

    • E. 

      All the above

  • 11. 
    In a switch network, what is used to contain broadcasts and group physically seperated hosts together in communities of interest.
    • A. 

      Switch

    • B. 

      Router

    • C. 

      VLAN

    • D. 

      Active topology

  • 12. 
    On a cisco switch, which VLAN is used for untagged traffic?
    • A. 

      VLAN 1

    • B. 

      Management VLAN

    • C. 

      Native VLAN

    • D. 

      Untagged VLAN

  • 13. 
    What is the best route summarization for the following list of networks? 209.48.200.0 209.48.201.0 209.48.202.0 209.48.203.0
    • A. 

      209.48.200.0/20

    • B. 

      209.48.200.0/22

    • C. 

      209.48.200.0/20

    • D. 

      209.48.201.0/21

  • 14. 
    Given a host with IP address 172.32.65.13 and a default subnet mask, to which network does the host belong.
    • A. 

      172.32.65.0

    • B. 

      172.32.65.32

    • C. 

      172.32.0.0

    • D. 

      172.32.32.0

  • 15. 
    A Class C network address has been subnetted into eight subnetworks.  Using VLSM, the last subnet will be divided into eight smaller subnetworks.  What bit mask must be used to create eight small subnetworks, each having two host addresses?
    • A. 

      /26

    • B. 

      /27

    • C. 

      /28

    • D. 

      /29

    • E. 

      /30

    • F. 

      /31

  • 16. 
    Which address is valid subnet if a 26-bit mask is used for subnetting?
    • A. 

      172.16.43.16

    • B. 

      172.16.128.32

    • C. 

      172.16.243.64

    • D. 

      172.16.157.96

    • E. 

      172.16.47.224

    • F. 

      172.16.192.252

  • 17. 
    Which of the following is true regarding the differences between NAT and PAT?
    • A. 

      PAT uses the word overload at the end of the access-list statement to share a single registered address.

    • B. 

      Static NAT allows an unregistered address to map to multiple registered addresses.

    • C. 

      Dynamic NAT allows hosts to receive the same global address each time external access is required.

    • D. 

      PAT uses unique source port numbers to distinguished between translations.

  • 18. 
    What is the purpose of a subnet mask in a network?
    • A. 

      A subnet mask is necessary when a default gateway is not specified.

    • B. 

      A subnet mask is required only when bits are borrowed on a network.

    • C. 

      A subnet mask is used to identify the network portion of an IP address

    • D. 

      A subnet mask is used to seperate the 48 bits address into OUI and vendor serial

  • 19. 
    How many addresses will be available for Dynamic NAT translation when router is configured with the following commands? router(config)# ip nat pool TAME 10 186.2.24 10.186.2.30 netmask 255.255.255.224
    • A. 

      6

    • B. 

      7

    • C. 

      8

    • D. 

      9

    • E. 

      10

  • 20. 
    Given a host with IP address 192.168.200.75 and a subnet mask of 255.255.255.224, to which subnetwork, does the host belong?
    • A. 

      192.168.200.0

    • B. 

      192.168.200.32

    • C. 

      192.168.200.64

    • D. 

      192.168.200.96

  • 21. 
    You have been assigned a Class C address 192.168.2.0/24.  You need to subnet it to provide multiple network segments.  The first (and largest) subnet has 100 hosts.  What is VLSM block required for the first subnet mask will be configured for hosts on that subnet? 
    • A. 

      VSLM block:: 512, mask: 255.255.255.0

    • B. 

      VSLM block:: 128, mask: 255.255.255.128

    • C. 

      VSLM block:: 256, mask: 255.255.255.192

    • D. 

      VSLM block:: 64, mask: 255.255.255.224

  • 22. 
    What measures can a network designer implement to improve the performance of an enterprise network?
    • A. 

      Redundancey

    • B. 

      QoS

    • C. 

      Packet Filtering

    • D. 

      Hierarchical

    • E. 

      All the above

  • 23. 
    What type of network topology provides the most reliability?
    • A. 

      Star

    • B. 

      Extended star

    • C. 

      Partial Mesh

    • D. 

      Full Mesh

  • 24. 
    When EIGRP learns a route from the autonomous system in which the route originates, how is that route identified in the routing table.
    • A. 

      E

    • B. 

      E EX

    • C. 

      D

    • D. 

      D EX

  • 25. 
    What type of routing can provide a backup for primary WAN route?
    • A. 

      Default route

    • B. 

      Dynamic route

    • C. 

      Static route

    • D. 

      Floating static system

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