Free CWNP CWNA-109 Exam Dumps Questions & Answers

What factors will have the most significant impact on the amount of wireless bandwidth available to each station within a BSS? (Choose 2)

• A.  The presence of co-located (10m away) access points on non-overlapping channels
• B.  The layer 3 protocol used by each station to transmit data over the wireless link
• C.  The number of clientstations associated to the BSS
• D.  The power management settings in the access point's beacons

A POE device requires 47 W of power. What POE specification should be used?

• A.  802.3af
• B.  802.11at
• C.  802.3at
• D.  802.3bt

What term describes the ratio between the desired signal strength and the level of background RF noise present at a receiver?

• A.  Received Signal Strength Indicator (RSSI)
• B.  Free space path loss
• C.  Fade margin
• D.  Signal-to-Noise Ratio (SNR)

You are using a site survey tool for post-implementation validation. You have installed the appropriate adapter driver and imported a floor plan. Now, you want to take the next step in proper tool use. What must you do before gathering survey data after the floor plan is imported?

• A.  Calibrate the floor plan
• B.  Nothing, you can simply start capturing signal readings
• C.  Install WinPCAP
• D.  Install iPerf

What statement about 802.11 WLAN bridges is true?

• A.  WLAN bridges must use a channel with acceptable SNR at both transceivers to maintain the desired data rate bi-directionally
• B.  WLAN bridges only work in the 2.4 GHz frequency band and they support only SISO communications
• C.  WLAN bridges may support MIMO communications, but only if used in the 5 GHz frequency band
• D.  WLAN bridges must be implemented such that no interference occurs on the channel anywhere between the two endpoints used to establish the bridge