1. When creating a network from just two PCs, what kind of cable would be used to directly connect them?

    2. A. fiber optic cable
    B. standard UTP cable
    C. UTP rollover cable
    D. UTP crossover cable

  2. What is the purpose of a repeater?

    3. A. connects a LAN to a WAN
    B. amplifies and retimes network signals
    C. records web pages and repeats them for other users
    D. relays time signals between network devices

  3. If 4 hosts are connected to a hub how many IP addresses are required for these 5 devices?

    4. A. one
    B. two
    C. four
    D. five

  4. At which OSI layer does a repeater function?

    5. A. 1
    B. 2
    C. 3
    D. 4

  5. Which is considered a layer 2 device?

    6. A. hub
    B. repeater
    C. switch
    D. transceiver

  6. What is the correct order of encapsulation?

    7. A. data, segment, packet, frame, bits
    B. data, frame, packet, segment, bits
    C. bits, data, packet, frame
    D. bits, frame, data, packet

  7. What is the primary purpose of a router?

    8. A. to make packet forwarding decisions based on physical addresses
    B. to make packet forwarding decisions based on logical addresses
    C. to make frame forwarding decisions based on physical addresses
    D. to make frame forwarding decisions based on port addresses

  8. What are the most important traffic-regulating devices on large networks?

    9. A. hubs
    B. servers
    C. routers
    D. bridges

  9. What data units are associated with OSI Layer 1?

    10. A. bits
    B. frames
    C. packets
    D. segments

  10. What does a switch use to make data forwarding decisions?

    11. A. IP address
    B. MAC address
    C. network address
    D. subnetwork address

  11. What is another name for a multi-port repeater?

    12. A. bridge
    B. host
    C. hub
    D. sequencer

  12. What is the function of a transceiver?

    13. A. extends the length of network segment
    B. converts one media type to another
    C. segments two LANS
    D. increases the number of devices on a segment

  13. At which layer of the OSI model is the NIC located?

    14. A. Layer 2
    B. Layer 3
    C. Layer 4
    D. Layer 5

  14. Which material is used for network media?

    15. A. switch
    B. hub
    C. router
    D. fiber

  15. A hub operates at which OSI layer?

    16. A. 1
    B. 2
    C. 4
    D. 6

  16. What is the purpose of a NIC?

    17. A. establishes, manages, and terminates sessions between applications and manages data exchange between presentation layer entities
    B. provides the host's access to the medium
    C. provides services to application processes
    D. provides mechanisms for the establishment, maintenance, and termination of virtual circuits, recovery, and information flow control

  17. What is a type of logical topology?

    18. A. star
    B. hierarchical
    C. mesh
    D. token passing

  18. Which layer of the OSI model describes networking media?

    19. A. network layer
    B. data link layer
    C. physical layer
    D. transport layer

  19. Which could be considered a layer 1-7 device?

    20. A. router
    B. hub
    C. switch
    D. computer

  20. Routers operate primarily at what layer of the OSI model?

    21. A. Layer 1
    B. Layer 2
    C. Layer 3
    D. Layer 4

  21. Which statement best describes bridges and the way they make forwarding decisions?

    22. A. they operate at OSI Layer 2 and use IP addresses to make decisions
    B. they operate at OSI Layer 3 and use IP addresses to make decisions
    C. they operate at OSI Layer 2 and use MAC addresses to make decisions
    D. they operate at OSI Layer 3 and use MAC addresses to make decisions

  22. Because a cloud is not really a device, but a collection of assumed capabilities, which OSI layers are represented in a cloud?

    23. A. Layers 1-3
    B. Layers 1-4
    C. Layers 4-7
    D. Layers 1-7