Free CWNA-107 – Certified Wireless Network Administrator Practice Test Question

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  Bluetooth interference

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  Non-Wi-Fi interference

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  CCI

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  ACI
  
  

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  Horizontal and vertical beamwidth are calculated at the point where the main lobe decreases power by 3 dB.

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  Vertical beamwidth is displayed (in degrees) on the antenna’s Azimuth chart.

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  When antenna gain is lower, the beamwidth is also lower in both the horizontal and vertical dimensions.

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  The beamwidth patterns on an antenna polar chart indicate the point at which the RF signal stops propagating.
  
  

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  WPA2-Personal uses CCMP for encryption, and WEP-128 uses TKIP for encryption

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  WPA2-Personal uses dynamic encryption keys, and WEP-128 uses static keys

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  WPA2-Personal uses 802.1X/EAP for authentication, and WEP-128 uses preshared keys

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  WPA2-Personal is based on IEEE 802.11 industry standards, but WEP is not
  
  

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  Protocols utilized

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  Channel occupied

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  Receive sensitivity

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  Airtime utilization
  
  

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  Half of the bandwidth is allocated to uplink traffic and half to downlink traffic

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  All data frames must be acknowledged and the medium is shared

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  Radio receiver hardware cannot process data is quickly as it can be transmitted

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  APs do not have sufficient wired connection speeds to the LAN, even at 1 Gbps connections, with 802.11n and earlier APs
  
  

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  Use the built-in roaming monitor built into all VoIP handsets.

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  Use a protocol analyzer to capture the traffic generated when a laptop roams.

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  Place a call with the handset and move around the facility to test quality during roaming.

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  Use a spectrum analyzer to monitor RF activity during a VoIP call.