Network+ Ch4

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a2k2d2
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230740
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Network+ Ch4
Updated:
2013-08-21 21:42:48
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Network Ch4
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Network + Ch4
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  1. On an Ethernet switched network, what address does one host computer use to communicate with another?

    A.  IP address
    B.  Street address
    C.  HUB address
    D.  MAC address
    D.  MAC address
    (this multiple choice question has been scrambled)
  2. Which of the following can run full duplex and achieve 200Mbps with CAT5e cable?

    A.  100BaseF
    B.  100BaseTX
    C.  1000BaseF
    D.  1000BaseT
    B.  100BaseTX
    (this multiple choice question has been scrambled)
  3. How many devices in a collision domain have to listen when a single host talks?

    A.  All
    B.  1
    C.  2
    D.  3
    A.  All
    (this multiple choice question has been scrambled)
  4. If you are using a cable medium called 100BaseTF, what does this mean?

    A.  That you are running Ethernet over cable
    B.  That you are running Ethernet over fiber
    C.  That you are running Ethernet over ThickNet
    D.  That you are bundling multiple connections
    B.  That you are running Ethernet over fiber
    (this multiple choice question has been scrambled)
  5. What protocol helps devices share the bandwidth evenly without having two devices transmit at the same time on the network medium?

    A.  HTTPS
    B.  TCP/IP
    C.  CSMA/CD
    D.  TFTP
    C.  CSMA/CD
    (this multiple choice question has been scrambled)
  6. What is the maximum distance of 10GBaseSR?

    A.  302 meters (990 feet)
    B.  1593 km (6 miles)
    C.  100 meters (328 feet)
    D.  305 meters (1000 feet)
    A.  302 meters (990 feet)
    (this multiple choice question has been scrambled)
  7. How many wire pairs are used with half duplex?

    A.  4
    B.  2
    C.  1
    D.  None of the above
    C.  1
    (this multiple choice question has been scrambled)
  8. How many wire pairs are used with 100BaseT full duplex?

    A.  2
    B.  1
    C.  4
    D.  A or C
    A.  2
    (this multiple choice question has been scrambled)
  9. What is the maximum distance of 10GbaseLR?

    A.  1 mile
    B.  3 miles
    C.  25 miles
    D.  6 miles
    D.  6 miles
    (this multiple choice question has been scrambled)
  10. What is the effective total throughput increase with a full duplex connection?

    A.  Four times as much
    B.  None
    C.  Twice as much
    D.  Ten times as much
    C.  Twice as much
    (this multiple choice question has been scrambled)
  11. What device can you not use full duplex communication with?

    A.  Host
    B.  Hub
    C.  Router
    D.  Switch
    B.  Hub
    (this multiple choice question has been scrambled)
  12. What is the decimal equivalent of this binary umber:
    11000000.10101000.00110000.11110000

    A.  192.168.32.248
    B.  192.168.64.224
    C.  192.168.48.192
    D.  192.168.48.240
    D.  192.168.48.240
    (this multiple choice question has been scrambled)
  13. Which technology increases the bandwidth for network transmission by joining together multiple connections in one logical connection?

    A.  Traffic shaping
    B.  STP
    C.  VLANs
    D.  Bonding
    D.  Bonding
    (this multiple choice question has been scrambled)
  14. How is the decimal value for 10 represented in binary?

    A.  1000
    B.  1010
    C.  1011
    D.  1001
    B.  1010
    (this multiple choice question has been scrambled)
  15. What is the decimal value for the binary number 11101000?

    A.  224
    B.  194
    C.  128
    D.  232
    D.  232
    (this multiple choice question has been scrambled)
  16. What is the decimal number 10 in hexadecimal?

    A.  B
    B.  9
    C.  A
    D.  C
    C.  A
    (this multiple choice question has been scrambled)
  17. How many bits is a MAC address?

    A.  32
    B.  16
    C.  64
    D.  48
    D.  48
    (this multiple choice question has been scrambled)
  18. What is the maximum distance of 1000BaseT?

    A.  100 meters (328 feet)
    B.  1000 meters (3280 feet)
    C.  128 meters (420 feet)
    D.  1024 meters (3360 feet)
    A.  100 meters (328 feet)
    (this multiple choice question has been scrambled)
  19. What is the purpose of the Frame Check Sequence (FCS) in an Ethernet frame?

    A.  Creating errors
    B.  Error correction
    C.  Error recovery
    D.  Error detection
    D.  Error detection
    (this multiple choice question has been scrambled)
  20. What does the Base mean in 100BaseTX?

    A.  100Mbps
    B.  Twisted-pair at 100Mbps
    C.  Baseband
    D.  Broadband
    C.  Baseband
    (this multiple choice question has been scrambled)
  21. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10Base5
    • - coax
    • - 10Mbps
    • - 500 meters
    • - AKA thicknet, uses vampire taps
  22. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10Base2
    • - coax
    • - 10Mbps
    • - 185 meters per segment
    • - AKA thinnet, popular implementation of Ethernet over coax
  23. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10BaseT
    • - UTP
    • - 10Mbps
    • - 100 Meters per segment
    • - One of the most popular network cabling schemes
  24. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 100BaseTX
    • - UTP, STP
    • - 100Mbps
    • - 100 Meters per segment
    • - Two pairs of CAT5 UTP
  25. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10BaseFL
    • - Fiber
    • - 10Mbps
    • - ranges from 500 meters to 2,000 meters
    • - Ethernet over fiber optics to the desktop
  26. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 100BaseFX
    • - MMF
    • - 100Mbps
    • - 2,000 meters
    • - 100Mbps Ethernet over fiber optics
  27. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 1000BaseT
    • - UTP
    • - 1000Mbps
    • - 100 meters
    • - Four pairs of Category 5e or higher
  28. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 1000BaseSX
    • - MMF
    • - 1000Mbps
    • - 550 Meters
    • - Uses SC fiber connectors, max length depends on fiber size
  29. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 1000BaseCX
    • - Balanced, shielded copper
    • - 1000Mbps
    • - 550 meters multimode/2,000 meters single mode
    • - Uses longer wavelength laser than 1000BaseSX, uses SC and LC connectors
  30. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseT
    • - UTP
    • - 10Gbps
    • - 100 meters
    • - Connects to the network like a Fast Ethernet link using UTP
  31. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseSR
    • - MMF
    • - 10Gbps
    • - 300 meters
    • - 850 nm laser, max length depends on fiber size and quality
  32. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseLR
    • - SMF
    • - 10Gbps
    • - 10 kilometers
    • - 1310 nm laser, max length varies
  33. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseER
    • - SMF
    • - 10 Gbps
    • - 40 kilometers
    • - 1550 nm laser, max length varies
  34. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseSW
    • - MMF
    • - 10Gbps
    • - 300 meters
    • - 850 nm laser transceiver
  35. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseLW
    • - SMF
    • - 10Gbps
    • - 10 kilometers
    • - Typically used with SONET
  36. What is the

    - cable type
    - maximum speed
    - maximum distance
    - notes

    for 10GBaseEW
    • - SMF
    • - 10Gbps
    • - 40 kilometers
    • - 1550 nm optical wavelength

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