Netw4009 Lecture 2 Exam

16 Questions | Attempts: 253
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Protocol Quizzes & Trivia

Questions and Answers
  • 1. 
     802.16 IEEE is a Wireless standard for ……………?
    • A. 

      5th generation of WiFi

    • B. 

      Ultra Wide Band

    • C. 

      Wireless Interoperability Microwave Access

    • D. 

      Wireless Broadband Networks

  • 2. 
    An event where a mobile node switches from one Bluetooth network to WLAN network is called:
    • A. 

      Upward vertical handover

    • B. 

      Downward vertical handover

    • C. 

      Communication disconnection

    • D. 

      None of the above

  • 3. 
    A Personal Area Network is another name for:
    • A. 

      Bluetooth

    • B. 

      WiMAX

    • C. 

      UMTS

    • D. 

      WLA

  • 4. 
    Among the following, the cheapest wireless communications technology is
    • A. 

      3G

    • B. 

      4G

    • C. 

      WiMax

    • D. 

      Mobile-Fi

  • 5. 
    Ubiquitous computing refers to the concept of:
    • A. 

      Many users for one computer

    • B. 

      Many computers for many users

    • C. 

      Many computers for one user

    • D. 

      All above are wrong.

  • 6. 
    Which one is the correct expression?
    • A. 

      Access Point function in Wireless LAN is similar with the Hub/Router in Wired LAN

    • B. 

      A Wireless LAN repeater extends the range of a wireless LAN

    • C. 

      Answer a and b are correct

    • D. 

      All are wrong answers.

  • 7. 
    IEEE 802.16e and 802.20 are a wireless standard for?
    • A. 

      Fixed WiMax & Mobile WiMax

    • B. 

      Mobile WiMAX & Wireless Broadband

    • C. 

      Nomadic WiMAX & Ultra Wide Band

    • D. 

      Broadband WiMAX & 5G WiFi.

  • 8. 
    WiMAX networks offer better ____________ over 3G mobile networks?
    • A. 

      Speed & price

    • B. 

      Range & security

    • C. 

      Mobility & price

    • D. 

      Security & speed.

  • 9. 
    Auto-healing algorithms are used by wireless networks to solve problems related to
    • A. 

      Crappy links

    • B. 

      Self-interference

    • C. 

      Link failure

    • D. 

      Contention.

  • 10. 
    Ubiquitous networking touches on a wide range of research topics and applications including distributed computing, mobile computing, sensor networks, human-computer interaction, and _____________________.
    • A. 

      Artificial intelligence

    • B. 

      Algorithms

    • C. 

      Grid computing

    • D. 

      Clustering.

  • 11. 
    The primary radio configuration settings in an Access Point that significantly impact signal coverage (range) are?
    • A. 

      Power management and antenna type

    • B. 

      SSID and transmit power

    • C. 

      Transmit power and antenna type's

    • D. 

      SSID and power management.

  • 12. 
    IEEE 802.20 is a Wireless standard for ……………?
    • A. 

      5th generation of WiFi

    • B. 

      Ultra Wide Band

    • C. 

      Wireless Interoperability Microwave Access

    • D. 

      Wireless Broadband Networks.

  • 13. 
    The Wi-Max IEEE 802.16 is the new radio systems technique that offers high speed data rates, medium distances range and with a lot of potential broadband applications, what is the typical bitrates of Wi-Max?
    • A. 

      10 Mbps

    • B. 

      10-100 Mbps

    • C. 

      100 Mbps

    • D. 

      11-54 Mbps.

  • 14. 
    For Mobile WiMAX, frequency bands falls between (in Ghz):
    • A. 

      2 and 6

    • B. 

      3 and 5

    • C. 

      3 and 6

    • D. 

      2 and 11.

  • 15. 
    Ubiquitous computing refers to the concept of:
    • A. 

      Many users for one computer

    • B. 

      Many computers for many users

    • C. 

      Many computers for one user

    • D. 

      Many devices for one user.

  • 16. 
    Which one is the correct expression?
    • A. 

      Access Point function in Wireless LAN is not similar with the Hub/Router in Wired LAN

    • B. 

      A Wireless LAN repeater extends the range of a wireless LAN

    • C. 

      Answer a and b are correct

    • D. 

      All are wrong answers.

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