CWNP PW0-100 Exam Questions
PW0-100 Wireless LAN Administration, Certified Wireless Network Administrator (CWNA) (Page 19 )

Updated On: 21-Feb-2026

While an access point is operating in Distributed Coordination Function (DCF) mode, which of the following is true? (Choose two)

  1. CSMA/CA is used to avoid collisions.
  2. Wireless clients are polled for data transmission.
  3. Time-bounded data such as voice and video are supported.
  4. DCF supports large enterprise environments due to scalability.

Answer(s): A,D

Explanation:

According to the study guide, when the access point is in DCF mode, it contends for the medium along with other stations. Thus no QoS is guaranteed and Voice and Video are not supported.



Which two functions can be configured on a WLAN client computer as part of the WLAN client utility software?

  1. snmp management utility
  2. Infrastructure mode
  3. tftp server
  4. firmware loader utility

Answer(s): B,D

Explanation:

Certified Wireless Network Administrator Study Guide, Page 91



Which of the following household appliances are likely sources of interference in the 2.4 GHz band?

  1. Microwave ovens
  2. Satellite TV
  3. Unterminated CATV
  4. Fluorescent lights

Answer(s): A

Explanation:

Certified Wireless Network Administrator Study Guide, page 335



The 802.11a standard specifies what number of non-overlapping channels across all 5 GHz UNII bands combined?

  1. 15
  2. 12
  3. 4
  4. 20

Answer(s): B

Explanation:

According to the study guide, each of the 3 bands in the 5 GHz UNII band (lower, middle, upper) contain 4 non-overlapping channels. The question ask the number of such channels "combined". That would be B (12)



HomeRF is more secure than 802.11b because?

  1. HomeRF uses a 32-bit IV.
  2. HomeRF uses the SWAP protocol.
  3. HomeRF uses an SSID.
  4. HomeRF uses a non-ISM band.

Answer(s): A

Explanation:

Certified Wireless Network Administrator Study Guide, page 164






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