Practice Free CWNA-109 Exam Online Questions
When is an 802.11ac AP transmitting on 5 GHz required by the IEEE 802.11-2020 standard to respond to probe request frames from nearby client stations? (Choose all that apply.)
- A . When the probe request frames contain a null SSID value
- B . When the probe request client is also an 802.11ac radio
- C . When the probe request is encrypted
- D . When the probe request has the Power Management bit set to 1
- E . When the probe request frames contain the correct SSID value
The Jackson County Regional Hospital has hired you for a wireless site survey. Prior to the site survey, employees from which departments at the hospital should be consulted? (Choose all that apply.)
- A . Network management
- B . Biomedical department
- C . Hospital security
- D . Custodial department
- E . Marketing department
What would be needed for multiple basic service sets (BSSs) to exist within the same coverage area of a single access point and in that coverage area, all the client stations would be segmented in separate layer 2 and 3 domains but all communicate within a single layer 1 RF domain? (Choose all that apply.)
- A . Virtual BSSIDs
- B . SSIDs
- C . VLANs
- D . Autonomous APs
- E . None of the above
Which of the following is the main purpose of a SOHO 802.11 network?
- A . Shared networking
- B . Internet gateway
- C . Network security
- D . Print sharing
In the United States, 802.11 radios were not allowed to transmit on which range of frequencies to avoid interference with Terminal Doppler Weather Radar (TDWR) systems?
- A . 5.15 GHz − 5.25 GHz
- B . 5.25 GHz − 5.25 GHz
- C . 5.60 GHz − 5.65 GHz
- D . 5.85 GHz − 5.925 GHz
ACKs are required for which of the following frames?
- A . Unicast
- B . Broadcast
- C . Multicast
- D . Anycast
What are some of the parameters of a WLAN profile that can be configured on a WLAN controller? (Choose all that apply.)
- A . SSID
- B . Channel
- C . VLAN
- D . WMM
- E . WPA-2
Given that an 802.11 MAC header can have as many as four MAC addresses, which type of addresses are not found in an 802.3 MAC header? (Choose all that apply.)
- A . SA
- B . BSSID
- C . DA
- D . RA
- E . TA
If data is corrupted by previous data from a reflected signal, this is known as what?
- A . Delay spread
- B . ISI
- C . Forward error creation
- D . Bit crossover
If the access points transmit on the same frequency channel in an MCA architecture, what type of interference is caused by overlapping coverage cells?
- A . Intersymbol interference
- B . Adjacent channel interference
- C . All-band interference
- D . Narrowband interference
- E . Co-channel interference