CompTIA Network+ Certification (N10-003) Part 7

30 Questions | Total Attempts: 105

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Network Plus Quizzes & Trivia

30 CompTIA Network+ questions covering wireless technology and MAC addresses.


Questions and Answers
  • 1. 
    At what radio frequency does Bluetooth operate?
    • A. 

      2.4 GHz

    • B. 

      5.0 GHz

    • C. 

      5.4 GHz

    • D. 

      10 GHz

  • 2. 
    At what radio frequency does an IEEE 802.11b wireless network operate?
    • A. 

      2.4 GHz

    • B. 

      5.0 GHz

    • C. 

      5.4 GHz

    • D. 

      10 GHz

  • 3. 
    Your company has aquired a new IEEE 802.11g wireless access point (WAP).  What is the maximum transmission speed supported by this WAP?
    • A. 

      720 Kbps

    • B. 

      2 Mbps

    • C. 

      11 Mbps

    • D. 

      54 Mbps

  • 4. 
    Bluetooth 1.1 has a maximum transmission speed of ____ while Bluetooth 2.0 has a maximum transmission speed of _____ (select two).
    • A. 

      720 Kbps

    • B. 

      2 Mbps

    • C. 

      2.1 Mbps

    • D. 

      11 Mbps

    • E. 

      45 Mbps

  • 5. 
    IEEE 802.11b can transmit data at a rate up to _____.
    • A. 

      2 Mbps

    • B. 

      11 Mbps

    • C. 

      54 Mbps

    • D. 

      100 Mbps

  • 6. 
    What is the maximum transmission speed of IrDA 1.1?
    • A. 

      720 Kbps

    • B. 

      2 Mbps

    • C. 

      4 Mbps

    • D. 

      11 Mbps

  • 7. 
    What is the maximum transmission speed supported by IEEE 802.11a?
    • A. 

      720 Kbps

    • B. 

      2 Mbps

    • C. 

      11 Mbps

    • D. 

      54 Mbps

  • 8. 
    What is the maximum range of IrDA 1.1?
    • A. 

      1 meter

    • B. 

      11 meters

    • C. 

      10 meters

    • D. 

      25 meters

  • 9. 
    Which of the following wireless networks operate in the 5.0 GHz radio frequency band?
    • A. 

      Bluetooth

    • B. 

      IEEE 802.11a

    • C. 

      IEEE 802.11b

    • D. 

      IEEE 802.11g

  • 10. 
    Which of the following statements regarding wireless networking is true?
    • A. 

      Both IEEE 802.11b and IEEE 802.11g operate in the 2.4 GHz radio frequency band while Bluetooth operates at 5.0 GHz

    • B. 

      IEEE 802.11a operates in the 2.4 GHz radio frequency band and has a maximum transmission speed of 11 Mbps

    • C. 

      Both Bluetooth and IEEE 802.11g operates at the 2.4GHz radio frequency band but Bluetooth does not interfere with IEEE 802.11g because it uses a frequency hopping spread spectrum signaling method while IEEE 802.11g uses a direct sequency spread spectrum signaling method

    • D. 

      IEEE 802.11a and IEEE 802.11b are compatible because they operate at the same 2.4 GHz radio frequency band

  • 11. 
    Which of the following uses Orthogonal Frequency Division Multiplexing (OFDM)?
    • A. 

      Bluetooth

    • B. 

      IEEE 802.11a

    • C. 

      IEEE 802.11b

    • D. 

      IEEE 802.11g

  • 12. 
    Which of the following uses the 2.4 GHz radio frequency band and Frequency Hopping Spread Spectrum (FHSS)?
    • A. 

      Bluetooth

    • B. 

      IEEE 802.11a

    • C. 

      IEEE 802.11b

    • D. 

      IEEE 802.11g

  • 13. 
    Which of the following wireless networks are compatible?
    • A. 

      IEEE 802.11a and IEEE 802.11b

    • B. 

      IEEE 802.11a and IEEE 802.11g

    • C. 

      IEEE 802.11b and IEEE 802.11g

    • D. 

      IEEE 802.11a, IEEE 802.11b and IEEE 802.11g

  • 14. 
    Which of the following does not operate in the 2.4 GHz radio frequency band?
    • A. 

      IEEE 802.11

    • B. 

      IEEE 802.11a

    • C. 

      IEEE 802.11b

    • D. 

      IEEE 802.11g

  • 15. 
    Your network has an IEEE 802.11b wireless network interface card (NIC).  Which of the following devices would be compatible with this NIC?
    • A. 

      Bluetooth devices

    • B. 

      Only IEEE 802.11a devices

    • C. 

      Only IEEE 802.11g devices

    • D. 

      IEEE 802.11a and IEEE 802.11g devices

  • 16. 
    IrDA uses _______.
    • A. 

      The 2.4 GHz radio frequency band

    • B. 

      The 2.5 GHz radio frequency band

    • C. 

      The 5.0 GHz radio frequency band

    • D. 

      Infrared light beams

  • 17. 
    Which of the following statements is true regarding the difference between Yagi and Omni antennas?
    • A. 

      Omni antennas have a longer range than Yagi antennas because Omni antennas disperse their signal in all directions while Yagi antennas focus their signal in a single direction

    • B. 

      Yagi antennas have a longer range and a better coverage area than Omni antennas

    • C. 

      Yagi antennas have a better coverage than Yagi antennas and are the better choice for wireless access points

    • D. 

      Yagi antennas must be correctly aligned because they focus their signal in a single direction

  • 18. 
    Your company has recently added a new wing to its headquarters building and you are asked to extend coverage of the current wireless network.  Which of the following should you do?
    • A. 

      Align the antennas on the wireless hosts in the new wing

    • B. 

      Use IEEE 802.11a equipment on the wireless hosts in the new wing

    • C. 

      Add Wireless Access Points to cover the area in new wing

    • D. 

      Use Yagi antennas

  • 19. 
    Which of the following would interfere with an IEEE 802.11g wireless network?
    • A. 

      Walls

    • B. 

      Bluetooth devices

    • C. 

      Microwave ovens

    • D. 

      IEEE 802.11a devices

  • 20. 
    Which of the following would not interfere with an IEEE 802.11g wireless network?
    • A. 

      Walls

    • B. 

      Bluetooth devices

    • C. 

      Microwave ovens

    • D. 

      IEEE 802.11a devices

  • 21. 
    In which situation would Yagi antennas most likely be used?
    • A. 

      To connect hosts to a Wireless Access Point

    • B. 

      To enable roaming access for laptop users

    • C. 

      To bridge two Wireless Access Points

    • D. 

      Indoors

  • 22. 
    In which situation would Omni antennas be best suited?  (choose all that apply)
    • A. 

      To connect hosts to Wireless Access Points

    • B. 

      To enable roaming access for laptop users

    • C. 

      To bridge two Wireless Access Points

    • D. 

      To connect two buildings

  • 23. 
    What do the first three sets of hexadecimal digits of a MAC represent?
    • A. 

      Organizationally Unique Identifier (OUI)

    • B. 

      Security Set Identifier (SSID)

    • C. 

      Burned-In Address (BIA)

    • D. 

      The Device ID

  • 24. 
    What do the last three sets of hexadecimal digits of a MAC represent?
    • A. 

      Organizationally Unique Identifier (OUI)

    • B. 

      Security Set Identifier (SSID)

    • C. 

      Burned-In Address (BIA)

    • D. 

      The Device ID

  • 25. 
    In the MAC address 00:04:23:d2:ee:f4, what is the device identifier?
    • A. 

      00:04

    • B. 

      00:04:23

    • C. 

      88:ee:d4

    • D. 

      00:04:23:d2:ee:f4

    • E. 

      D2:ee:f4

  • 26. 
    In the MAC address 00:04:23:d2:ee:f4, what is the Organizationally Unique Identifier (OUI)?
    • A. 

      00:04

    • B. 

      00:04:23

    • C. 

      88:ee:d4

    • D. 

      00:04:23:d2:ee:f4

    • E. 

      D2:ee:f4

  • 27. 
    Which of the following statements is true?
    • A. 

      MAC addresses and private IP addresses are globally unique while public IP addresses are not

    • B. 

      MAC addresses and IP addresses are assigned by the manufacturer of a device and cannot be changed

    • C. 

      MAC addresses are 48-bit values while IP addresses are 32-bit values

    • D. 

      The first half of a MAC address is the network identifier and the second half is the device identifier

  • 28. 
    Which of the following is a valid MAC address?
    • A. 

      192.168.1.32

    • B. 

      255.255.255.224

    • C. 

      00:04:23:d2:ee:h4

    • D. 

      00:04:23:d2:ee:f4

  • 29. 
    Which of the following is not a valid MAC address?
    • A. 

      00:04:23:d2:ee:f4

    • B. 

      00-04-23-92-55-64

    • C. 

      00-04-23-d2-ee-h4

    • D. 

      00-04-23-D2-EE-F4

  • 30. 
    Which of the following statements regarding a MAC address is false?
    • A. 

      A MAC address is a 48-bit value that is commonly represented as a 12-digit hexadecimal number

    • B. 

      The MAC address is permanently embedded in a ROM chip on the device and is also referred to as the Burned-In Address (BIA)

    • C. 

      The first half of a MAC address uniquely identifies the manufacturer of the device and is referred to as the Organizationally Unique Identifier (OUI) while the second half of the MAC address uniquely identifies the device

    • D. 

      MAC addresses are not globally unique as manufacturers can assign the same Ogranizationally Unique Identifier (OUI) to more than one device