CWNP CWNA-109 Übungsprüfungen
Zuletzt aktualisiert am 14.05.2025- Prüfungscode: CWNA-109
- Prüfungsname: Certified Wireless Network Administrator
- Zertifizierungsanbieter: CWNP
- Zuletzt aktualisiert am: 14.05.2025
What are some results of multipath interference? (Choose all that apply.)
- A . Scattering delay
- B . Upfade
- C . Excessive retransmissions
- D . Absorption
Name the necessary calculations for an outdoor bridging survey under 5 miles. (Choose all that apply.)
- A . Link budget
- B . Free space path loss
- C . Fresnel zone
- D . Fade margin adjustment
- E . Height of the antenna beamwidth
How many subcarriers (tones) are in a 20 MHz OFDMA channel?
- A . 52
- B . 64
- C . 78
- D . 256
- E . 312
After conducting a simple site survey in the office building where your company is located on the fifth floor, you have discovered that other businesses are also operating access points on nearby floors on channels 2 and 8.
What is the best recommendation you will make to management about deploying a new WLAN for your company?
- A . Install a 2.4 GHz access point on channel 6 and use the highest available transmit power setting to overpower the WLANs of the other businesses.
- B . Speak with the other businesses. Suggest that they use channels 1 and 6 at lower power settings. Install a 2.4 GHz access point using channel 9.
- C . Speak with the other businesses. Suggest that they use channels 1 and 11 at lower power settings. Install a 2.4 GHz access point using channel 6.
- D . Recommend installing a 5 GHz access point.
- E . Install a wireless intrusion prevention system (WIPS). Classify the other businesses‘ access points as interfering and implement deauthentication countermeasures.
Which of these frequencies has the longest wavelength?
- A . 750 KHz
- B . 2.4 GHz
- C . 252 GHz
- D . 2.4 MHz
What is the number one cause of layer 2 retransmissions?
- A . Low SNR
- B . Hidden node
- C . Adjacent cell interference
- D . RF interference
What mechanism can be used if the guest VLAN is not supported at the edge of the network and only resides in A DMZ?
- A . GRE
- B . VPN
- C . STP
- D . RTSP
- E . IGMP
When an MDM solution is deployed, after a mobile device connects to an access point, where does the mobile device remain until the MDM enrollment process is complete?
- A . DMZ
- B . Walled garden
- C . Quarantine VLAN
- D . IT sandbox
- E . None of the above
802.11 collision detection is achieved using which technology?
- A . Network allocation vector (NAV)
- B . Clear channel assessment (CCA)
- C . Duration/ID value
- D . Receiving an ACK from the destination station
- E . Positive collision detection cannot be determined.