CWNP CWNA-109 Übungsprüfungen
Zuletzt aktualisiert am 10.03.2026- Prüfungscode: CWNA-109
- Prüfungsname: Certified Wireless Network Administrator
- Zertifizierungsanbieter: CWNP
- Zuletzt aktualisiert am: 10.03.2026
What is the main cause of co-channel interference?
- A . Microwave interference on the same channel within hearing range
- B . APs on the same channel within hearing range
- C . APs on a different channel within hearing range
- D . Clients on the same channel within hearing range
- E . Clients on a different channel within hearing range
The ACME Company is using WPA2-Personal to secure IoT devices that are not capable of 802.1X/EAP authentication. Because an employee was recently fired, all of the company wireless IoT devices and APs had to be reconfigured with a new static 64-bit PSK.
What type of WLAN security solution may have avoided this administrative headache?
- A . MAC filter
- B . Hidden SSID
- C . Changing the default settings
- D . Per-device, per-user PSK
At maximum power for a PD, the PSE must be capable of providing _______ or _______ of power to each PoE device, depending on whether your devices require PoE+.
- A . 15w and 29.9w
- B . 15.4w and 30w
- C . 15.3w and 31w
- D . 15.5w and 30w
When either DL-OFDMA or UL-OFDMA is employed, what is the purpose of a Wi-Fi 6 AP sending a multi-user request-to-send (MU-RTS) frame? (Choose all that apply.)
- A . Reserve the RF medium
- B . Contend for the RF medium
- C . Resource unit allocation
- D . Scheduled TWT
- E . Intra-BSS deferral
The hidden node problem occurs when one client station’s transmissions are not heard by some of the other client stations in the coverage area of a basic service set (BSS).
What are some of the consequences of the hidden node problem? (Choose all that apply.)
- A . Retransmissions
- B . Intersymbol interference (ISI)
- C . Collisions
- D . Increased throughput
- E . Decreased throughput
Why is it recommended for a wireless network administrator to disable 1 Mbps and 2 Mbps data rates on the WLAN infrastructure? (Choose 2)
- A . To improve capacity in the BSS
- B . To reduce the size of the AP’s effective service area
- C . To prevent 802.11b devices from associating
- D . To maximize the range of the highest data rates
- E . To prevent VoWiFi multicast frames
- F . To enable support for long preambles
Typically what are the biggest concerns when planning for a WLAN in a warehouse environment? (Choose all that apply.)
- A . Capacity
- B . Coverage
- C . Security
- D . Roaming