CWNP CWNA-109 Übungsprüfungen
Zuletzt aktualisiert am 08.05.2025- Prüfungscode: CWNA-109
- Prüfungsname: Certified Wireless Network Administrator
- Zertifizierungsanbieter: CWNP
- Zuletzt aktualisiert am: 08.05.2025
Which of the following technologies is part of explicit beamforming? (Choose all that apply.)
- A . Channel sounding
- B . Feedback matrix
- C . Sounding matrix
- D . Steering matrix
- E . Null data packet
- F . Channel matrix
What is an example of a frequency domain tool that could be used by an RF engineer?
- A . Oscilloscope
- B . Spectroscope
- C . Spectrum analyzer
- D . Refractivity gastroscope
Which two solutions help mitigate peer-to-peer attacks from other clients associated to the same 802.11 access point?
- A . Personal firewall
- B . WPA2 encryption
- C . Client isolation
- D . MAC filter
Which layers of the OSI model are referenced in the 802.11 standard? (Choose all that apply.)
- A . Application
- B . Data-Link
- C . Presentation
- D . Physical
- E . Transport
- F . Network
Which of the following are valid U-NII bands? (Choose all that apply.)
- A . 5.150 GHz − 5.250 GHz
- B . 5.470 GHz − 5.725 GHz
- C . 5.725 GHz − 5.85 GHz
- D . 5.725 GHz − 5.875 GHz
dBi is an expression of what type of measurement?
- A . Access point gain
- B . Received power
- C . Transmitted power
- D . Antenna gain
The EDCA medium access method provides for the prioritization of traffic via priority queues that are matched to eight 802.1D priority tags.
What are the EDCA priority queues called?
- A . TXOP
- B . Access categories
- C . Priority levels
- D . Priority bits
- E . PT
The second channel width that was introduced with 802.11ac is a ________ MHz channel.
- A . 80
- B . 40
- C . 160
- D . 360
When using an RF splitter to connect one transceiver to sector antennas loss is incurred.
What is this loss called?
- A . Conversion loss
- B . Through loss
- C . Active loss
- D . Intentional loss
The _______ is the final component in the wireless medium.
- A . Antenna
- B . Intentional Radiator
- C . Receiver
- D . Transmitter