CWNP CWNA-106 Online Practice Questions and Exam Preparation

CWNP CWNA-106 Online Questions & Answers

• Question 131:

  What terms accurately complete the following sentence?

  The IEEE 802.11-2012 standard specifies mandatory support of the ___________ cipher suite for Robust Security Network Associations, and optional use of the ___________ cipher suite, which is designed for use with pre-RSNA hardware.

  A. CCMP, TKIP
  B. 802.1X/EAP, WEP
  C. TLS, SSL
  D. RC5, RC4
  A. CCMP, TKIP

• Question 132:

  As XYZ Company's wireless specialist, you have been asked to troubleshoot some unexpected frame patterns in a wireless protocol capture. Your peers explain that the network'sbeacon frames are inconsistent. That is, the BSSID is the same for all beacons, but the source address varies between three different addresses.

  What network configuration would cause this beacon frame behavior?

  A. A single AP supports multiple BSSs withdifferent SSIDs
  B. A virtual cell single channel network has been implemented
  C. The beacons are from an IBSS instead of a BSS
  D. Three APs still share the same default configuration.
  C. The beacons are from an IBSS instead of a BSS

• Question 133:

  In an 802.11n WLAN with a heterogeneous set of associated client devices including 802.11b, 11g, and 11n, what HT protection mode will theBSS use?

  A. Mode 0: No protection mode (Greenfield)
  B. Mode 1: Nonmember protection mode
  C. Mode 2: 20 MHz protection mode
  D. Mode 3: Non-HT mixed mode
  D. Mode 3: Non-HT mixed mode

• Question 134:

  A company has hired you to perform a pre-deployment site survey of their facility. During an interview, the network manager informs you thatthe new wireless network must use 5 GHz bands and OFDM, and VoWiFi handsets will be used extensively over the wireless network.

  What items do you need to include in the RF site survey report? (Choose 2)

  A. A heat map demonstrating signal quality in areaswhere VoWiFi is supported.
  B. Codec types and sampling rates for each VoWiFi phone
  C. Security parameters and configuration steps for VoWiFi handsets.
  D. Test results from an active survey with a VoWiFi handset
  E. Results of OFDM versus ERP performance ineach BSA
  A. A heat map demonstrating signal quality in areaswhere VoWiFi is supported.
  D. Test results from an active survey with a VoWiFi handset

• Question 135:

  The center frequency of channel 1 in the 2.4 GHz band is 2.412 GHz (2412 MHz). What is the center frequency of channel 4?

  A. 2.413 GHz
  B. 2.417 GHz
  C. 2.422 GHz
  D. 2.427 GHz
  E. 2.437 GHz
  D. 2.427 GHz

• Question 136:

  In an infrastructure Basic Service Set (BSS), how does the passive scanning process occur?

  A. Access pointsbroadcast Beacons on all channels of each radio within the regulatory domain. Nearby client stations record information found in the Beacons for use in the association process.
  B. Client stations broadcast Probe Request frames on all supportedchannels inthe regulatory domain. Nearby access points respond with Probe Response frames. Client stations record information in the Probe Response frames for use in the association process.
  C. Client stations broadcast Probe Request frames on the singlechannel forwhich they are programmed. Nearby access points respond on that channel with Probe Response frames. Client stations record information found in the Probe Response frames for use in the association process.
  D. Access points broadcast Beacons on asingle channel for which they are programmed. Nearby client stations listen for Beacon frames and record information found in the Beacons for use in the association process.
  D. Access points broadcast Beacons on asingle channel for which they are programmed. Nearby client stations listen for Beacon frames and record information found in the Beacons for use in the association process.

• Question 137:

  An 802.11 WLAN transmitter thatemits a 50 mW signal is connected to a cable with 3 dB of loss. The cable is connected to an antenna with 16 dBi of gain.

  What is the EIRP power output?

  A. 2 mW
  B. 500 mW
  C. 250 mW
  D. 1000 mW
  D. 1000 mW

• Question 138:

  Whatmechanisms are specified by the IEEE 802.11 standard to attempt to prevent multiple radios from transmitting on the RF medium at a given point in time? (Choose 3)

  A. Random backoff timer
  B. Clear channel assessment
  C. Network allocation vector
  D. Slot assessment value
  E. Collision detection
  A. Random backoff timer
  B. Clear channel assessment
  C. Network allocation vector