Practice Quiz

CWNA Wireless Network Administrator - Question List

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11. You are a consultant installing a wireless LAN that will connect two buildings that are 16.7 km apart. You are facing some issues with gusty winds. Which of the following antennas should you use to fix this problem?
  1. High-gain Dipole
  2. High-gain Yagi
  3. High-gain Grid
  4. Parabolic dish
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12. You need to allow outdoor users to connect to your network via a wireless LAN. Which of the following features would allow you to use an indoor access point with an outdoor antenna?
  1. Antenna diversity
  2. Detachable antennas
  3. Plug and play support
  4. Modular radio cards
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13. When a station sends an RTS, the Duration/ID field notifies the other stations that they must set their NAV. Which of the following values should the stations set their NAV to?
  1. 250 microseconds
  2. The time necessary to transmit the Data and ACK frames
  3. The time necessary to transmit the CTS frame
  4. The time necessary to transmit the CTS, Data, and ACK frames
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14. Which of the following medium access methods supports QoS requirements under the 802.11e amendment?
  1. Enhanced Distributed Coordination Function
  2. Singular Coordination Function
  3. Point Coordination Function
  4. Hybrid Coordination Function Controlled Access
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15. You are installing a wireless LAN in an office where the laptop computers have no USB support. Which of the following client devices should be used as a stand-alone client connection to the wireless LAN?
  1. ISA adapter
  2. PCI adapter
  3. PCMCIA card
  4. Ethernet converter
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