CWNA-109 Dumps Help You Study Objectives

1. At maximum power requirements, a 24-port 802.3at-compliant PoE Ethernet switch must be able to provide about how many total watts of power to PoE devices on all ports?

2. What is the maximum power used by a PD Class 0 device?

3. What are some of the common capabilities of a WLAN controller architecture?

4. DCF is also known as what? (Choose all that apply.)

5. What is another name for an 802.11 data frame that is also known as a PSDU?

6. Which of the following are valid calculations when using the rule of 10s and 3s? (Choose all that apply.)

7. What type of solution can be used to perform countermeasures against a rogue access point?

8. At which layers of the OSI model does 802.11 technology operate? (Choose all that apply.)

9. Which three properties are interrelated?

10. In a long-distance RF link, what statement about Fade Margin is true?

11. The Chang Company has hired you to troubleshoot an existing legacy 802.11a/b/g WLAN. The end users are reporting having difficulties with throughput performance.

What are some of the possible causes of the difficulties? (Choose all that apply.)

12. If a classification signature is not provided, the device is considered to be in what class?

13. When implementing an 802.1X/EAP RSN network with a VoWiFi solution, what is needed to avoid latency issues during roaming?

14. Which of the following is a better indicator of what outside influences are affecting an RF signal at a specific moment in time?

15. In an 802.11n (H T) 2.4 GHz BSS, what prevents each station from using all the airtime when other client stations are actively communicating in the same BSS?

16. An employee has enrolled a personal device with an MDM server over the corporate WLAN. The employee removes the MDM profile while at home.

What will happen with the employee's personal device the next time the employee tries to connect to the company SSID?

17. What are some of the requirements of the optional WPA3-Enterprise 192-bit mode that is defined by the Wi-Fi Alliance? (Choose all that apply.)

18. ABC Company is planning to install a new 802.11ac WLAN, but wants to upgrade its wired infrastructure first to provide the best user experience possible. ABC Company has hired you to perform the RF site survey.

During the interview with the network manager, you are told that the new Ethernet edge switches will support VoIP phones and 802.11 access points, both using 802.3 PoE.

After hearing this information, what immediate concerns do you note?

19. What type of wireless topology is defined by the 802.11 standard?

20. ACK and CTS-to-self frames follow which interframe space?

21. Which of these attacks can be detected by a wireless intrusion detection system (WIDS)? (Choose all that apply.)

22. Semidirectional antennas are often used for which of the following purposes? (Choose all that apply.)

23. Which of these are included in the four topologies defined by the 802.11-2012 standard? (Choose all that apply.)

24. What are two channel modes specified by the 802.11n (High Throughput) PHY? (Choose 2)

25. The azimuth chart represents a view of an antenna's radiation pattern from which direction?

26. When replacing the antenna of a WLAN device with a similar antenna type that has a higher passive gain, what antenna characteristic will decrease?

27. Which wireless topology provides citywide wireless coverage?

28. You administer a small WLAN with nine access points. As a small business, you do not run a RADIUS server and use WPA2-Personal for security.

Recently, you changed the passphrase for WPA2-Personal in all APs and clients. Several users are now reporting the inability to connect to the network at times and it is constrained to one area of the building.

When using a WLAN scanner, you see that the AP covering that area is online and has a strong signal. No other changes have been made to the environment and all access points are the same model.

What is the likely problem?

29. In WLAN security, which authentication methods always create Layer 2 dynamic encryption keys? (Choose 2)

30. The ___________ is the ambient or background level of radio energy on a specific channel.

31. Wi-Fi CERTIFIED 6 certifies the operation and capabilities of which 802.11 wireless standard? (Choose all that apply.)

32. Lynne runs a small hotel, and as a value added service for her customers she has implemented a Wi-Fi hot-spot. Lynne has read news articles about how hackers wait at hotspots trying to take advantage of unsuspecting users. She wants to avoid this problem at her hotel.

What is an efficient and practical step that Lynne can take to decrease the likelihood of active attacks on her customers' wireless computers?

33. When enabled, WLAN encryption provides data privacy for which portion of an 802.11 data frame?

34. A company has hired you to perform a pre-deployment site survey of their facility. During an interview, the network manager informs you that the new wireless network must use 5 GHz bands and OFDM, and VoWiFi handsets will be used extensively over the wireless network.

What items do you need to include in the RF site survey report? (Choose 2)

35. When determining the mounting height of a long-distance point-to-point antenna, which of the following needs to be considered? (Choose all that apply.)

36. Which of the following are true about beacon management frames? (Choose all that apply.)

37. Which of the following are good uses for portable networks? (Choose all that apply.)

38. When you're using an 802.11 wireless controller solution, which device would be usually function as the authenticator?

39. What term best describes the bulk of the data generated on the Internet being created by sensors, monitors, and machines?

40. A network administrator is having a hard time getting two WLAN bridges to associate with one another in a PtP link. The bridge in building A is on the 172.16.1.0/24 network, and the bridge in building B resides on the 172.16.2.0/24 network.

What is the most likely cause?

41. What capabilities can be found on a WLAN controller? (Choose all that apply.)

42. Corporations often install wireless networks to provide which of the following capabilities? (Choose all that apply.)

43. Warehousing and manufacturing environments typically have which of the following requirements? (Choose all that apply.)

44. 802.11ax BSS color information is communicated at both the PHY layer and the MAC sublayer.

Which of these statements are true about BSS color? (Choose all that apply.)

45. Which terms describe an 802.11 topology involving STAs but no access points? (Choose all that apply.)

46. In an 802.11n 2.4 GHz BSS, what prevents each station from using the full network data rate (e.g. 216.7 Mbps) for user data when multiple clients are actively exchanging data with the AP?

47. You are designing an 802.3at-capable network and are installing a 24-port Ethernet switch to support 10 Class 2 cameras and 10 Class 3 APs.

The switch requires 1,000 watts to perform its basic switching functions.

How much total power will be needed?

48. Which Windows CLI command can display a WLAN client's authentication method, encryption method, channel, signal strength, and data rate?

49. Which of the following tools can be used in an indoor site survey? (Choose all that apply.)

50. You are tasked with performing a throughput test on the WLAN. The manager asks that you use open source tools to reduce costs.

What open source tool is designed to perform a throughput test?

51. Which of the following 802.11 frames carry an MSDU payload that may eventually be transferred by the integration service into an 802.3 Ethernet frame?

52. The Harkins Corporation has hired you to make recommendations about a future wireless deployment that will require more than 300 access points to meet all coverage requirements.

What is the most cost-efficient and practical recommendation in regard to providing electrical power to the access points?

53. Which protocols can be used to tunnel 802.11 user traffic from access points to WLAN controllers or other centralized network servers? (Choose all that apply.)

54. Maximum data rates of_______are permitted using OFDM radios.

55. Praveen has been asked make recommendations about how provide Wi-Fi access for corporate employees and devices in an environment with a high density of users.

Which of these WLAN design strategies are considered best practices? (Choose all that apply.)

56. Which of the following are true for antenna diversity used by 802.11a/b/g access points? (Choose all that apply.)

57. What variables might affect range in an 802.11 WLAN?

58. Metka Dragos was hired to perform a wireless packet analysis of your network. While performing the analysis, she noticed that many of the data frames were preceded by an RTS frame followed by a CTS frame.

What could cause this phenomenon to occur? (Choose all that apply.)

59. Which type of guest management solution needs to integrate with LDAP?

60. Name some of the factors that a modulation and coding scheme (MCS) uses to define data rates for a VHT radio? (Choose all that apply.)

61. How many channels should be used in a channel reuse plan for the 2.4 GHz frequency band?

62. What statements describe industry practices for communication protocols between WLAN controllers and controller-based APs? (Choose 2)

63. Which IEEE 802.11 physical layer (PHY) specifications include support for and compatibility of both OFDM and HR/DSSS? (Choose 2)

64. You have been hired by the US-based XYZ Company to conduct a wireless site survey.

Which government agencies need to be informed before a tower that exceeds 200 feet above ground level is installed? (Choose all that apply.)

65. What wireless networking term describes the increase of RF energy in an intentional direction with the use of an antenna?

66. Which of these security methods is the replacement for PSK authentication as defined by WPA3?

67. A single user is complaining that her VoWiFi phone has choppy audio. The WLAN administrator notices that the user's MAC address has a retry rate of 25 percent when observed with a protocol analyzer.

However, all the other users have a retry rate of about 5 percent when also observed with the protocol analyzer.

What is the most likely cause of this problem?

68. Which of the following is not an example of an RF signal?

69. ABC Company has thousands of Wi-Fi users accessing their network on a daily basis. Their WLAN consists of 700 access points, 6 WLAN controllers, and a wireless network management system.

What network functions are performed by the enterprise-class WNMS? (Choose 3)

70. The basic architecture of any MDM solution consists of:

71. Amplifiers can be purchased with which of the following features? (Choose all that apply.)

72. What WLAN client connectivity may be negatively impacted by client load balancing between access points?

73. The 802.11 legacy standard defines which wireless security solution?

74. What is the maximum number of resource units that can be used for a 20 MHz OFDMA channel?

75. How can an HT radio increase throughput at the MAC sublayer of the Data-Link layer? (Choose all that apply.)

76. As defined by the IEEE-2012 standard, how much separation is needed between center frequencies of channels in the U-NII-2 Extended band?

77. What are some potential causes of layer 2 retransmissions? (Choose all that apply.)

78. Beacon management frames contain which of the following information? (Choose all that apply.)

79. When using a hotspot, you should do which of the following to ensure security back to your corporate network?

80. When using an RF splitter to connect one transceiver to sector antennas loss is incurred.

What is this loss called?

81. Which type of site survey uses modeling algorithms and attenuation values to create visual models of RF coverage cells?

82. Which option best describes a device used to provide wireless connectivity for a small number of wired clients?

83. When designing a WLAN infrastructure implementation for high client density at a public venue such as a conference or stadium, what are common best practices? (Choose 2)

84. Which type of wired access switch technology is the most important consideration when deploying 4×4:4 or 8×8:8 Wi-Fi 6 access points?

85. Public hotspots typically provide clients with which of the following security features?

86. When is an ERP (802.11g) AP required by the IEEE 802.11-2012 standard to respond to probe request frames from nearby HR-DSSS (802.11b) stations? (Choose all that apply.)

87. How does a client station indicate that it is using Power Save mode?

88. Which of the following tools is not necessary for an outdoor bridging site survey?

89. Which Wi-Fi Alliance certification defines the mechanism for conserving battery life that is critical for handheld devices such as bar code scanners and VoWiFi phones?

90. A robust security network (RSN) requires the use of which security mechanisms? (Choose all that apply.)

91. What are some recommendations when using 40 MHz channels in the 5 GHz band? (Choose all that apply.)

92. What type of security can be used to stop attackers from seeing the MAC addresses used by your legitimate 802.11 WLAN devices?

93. ACK and CTS frames follow which interframe space?

94. What are some of the parameters of a WLAN profile that can be configured on a WLAN controller? (Choose all that apply.)

95. Which of the following frequency ranges are specified for use by IEEE 802.11 radios? (Choose all that apply.)

96. In a Wi-Fi client configuration utility, what feature is most likely to be user configurable?

97. Many 802.11ac enterprise access points require 802.3at power to be fully functional.

What 802.11ac capabilities might be downgraded when using the lower power provided by 802.3af power sourcing equipment? (Choose all that apply.)

98. The IEEE specifically defines 802.11 technologies at the ________ layer and the MAC sublayer of the Data-Link layer.

99. Which one of the following frequency ranges is not specified for use by IEEE 802.11 radios as of 802.11-2012?

100. The Barker code converts a bit of data into a series of bits that are referred to as what?

101. A network consisting of clients and two or more access points with the same SSID connected by an 802.3 Ethernet backbone is one example of which 802.11 topology? (Choose all that apply.)

102. What is the best example of a time domain tool that could be used by an RF engineer?

103. What capabilities defined by the 802.11n-2009 amendment are no longer defined by the 802.11ac-2013 amendment? (Choose all that apply.)

104. What security option for 802.11 networks supports SAE and requires protected management frames?

105. What statements accurately describe the RF cables and connectors that are used in an 802.11 WLAN system? (Choose 3)

106. Which 802.11ax technology will result in higher data rates as opposed to enhanced efficiency?

107. A WLAN transmitter that emits a 400 mW signal is connected to a cable with a 9 dB loss. If the cable is connected to an antenna with 19 dBi of gain, what is the EIRP?

108. In addition to throughput enhancements, what other improvements does a dual-band 802.11ac AP provide when compared with 802.11a/g APs? (Choose 2)

109. Select two types of rogue devices that cannot be detected by a layer 2 wireless intrusion prevention system (WIPS):

110. What authentication method is referenced in the 802.11-2016 and 802.11-2020 specifications and is recommended for robust WI-AN client security?

111. As an RF wave propagates through space, the wave front experiences natural expansion that reduces its signal strength in an area.

What term describes the rate at which this expansion happens?

112. What CSMA/CA conditions must be met before an 802.11 radio can transmit? (Choose all that apply.)

113. The IEEE process to create a PoE standard began in?

114. When a long-distance point-to-point link is installed, earth bulge should be considered beyond what distance?

115. Given: Wi-Fi clients can roam seamlessly at layer 2 if all the APs are configured with the same SSID and same security settings. However, if clients cross layer 3 boundaries, a layer 3 roaming solution will be needed.

Which device functions as the home agent if a Mobile IP solution has been implemented in an enterprise WLAN environment where no WLAN controller is deployed?

116. What does 802.1X/EAP provide when implemented for WLAN security? (Choose all that apply.)

117. Antenna manufacturers create ________ charts and elevation charts, commonly known as radiation patterns, for their antennas.

118. When the Wi-Fi network is the actual source of a connectivity, security, or performance problem, which WLAN device is usually where the problem resides?

119. Which behavior can be described as an RF signal encountering a chain link fence, causing the signal to bounce into multiple directions?

120. Which medium contention and access method is used as the foundation of 802.11 Distributed Coordination Function (DCF)?

121. What are some questions that should be considered during WLAN client capacity planning?

122. Which organization is responsible for enforcing maximum transmit power rules in an unlicensed frequency band?

123. What are some additional recommendations that can be made along with the final site survey report? (Choose all that apply.)

124. What factor will have the most significant impact on the amount of wireless throughput available to each station within a BSS?

125. Which keying method is most susceptible to interference from noise?

126. You are troubleshooting a problem with interference from a non-802.11 device. Given that the device is not a WLAN device, you cannot use a protocol analyzer and have chosen to use a spectrum analyzer. You want to view the signal from the interfering device over time to see the activity that is generating.

What common spectrum analyzer view should you use for this analysis?

127. Thirty 2×2:2 access points have been deployed at a school where all the client devices are 1×1:1 802.11n tablets. The access points are transmitting on 20 MHz channels with the standard guard interval of 800 ns.

What is the highest 802.11n data rate that can be used for communications between the APs and tablets?

128. The basic service set identifier address can be found in which topologies? (Choose all that apply.)

129. The 802.11 protocol specifies a fundamental channel access method that is required for all stations and is used in all IBSS and BSS networks.

What is this fundamental channel access method called?

130. To calculate the capability Jeff should have on the network, which of the following can the NAC server use to initially identify and set his permissions? (Choose all that apply.)

131. In which plane of the three networking planes is an access point configured by a WLAN controller?

132. When transmitting a QoS frame using MU-MIMO, which of the following statements is true? (Choose all that apply.)

133. Several users are complaining that their VoWiFi phones keep losing connectivity.

The WLAN administrator notices that the frame transmissions of the VoWiFi phones are corrupted when listened to with a protocol analyzer near the access point but are not corrupted when listened to with the protocol analyzer near the VoWiFi phone.

What is the most likely cause of this problem?

134. What are the available form factors for network management system (NMS) solutions? (Choose all that apply.)

135. You have been hired by the Barry Corporation to conduct an indoor site survey.

What information will be in the final site survey report that is delivered? (Choose all that apply.)

136. How many modulation and coding schemes (MCS) are defined by the 802.11ac-2013 amendment?

137. Which type of location often has a person responsible for keeping track of frequency usage inside the organization?

138. Billy must connect building A via a WLAN bridge link to building C, which is 30 miles away. He cannot make a direct connection of that distance because of regulatory power restrictions in his country. Building B sits between the two remote buildings.

What is the best way for Billy to link the two buildings together using WLAN bridges?

139. Which data rate is supported by 802.11g radios that is not supported by 802.11a radios?

140. Which of the following is a type of wireless topology? (Choose two)

141. Which 802.11ax capability gives a Wi-Fi 6 client the capability to opt out of synchronized uplink communications and contend for the RF medium independently?

142. After the station has performed the carrier sense and determined that no other devices are transmitting for a period of a DIFS interval, what is the next step for the station?

143. 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?

144. Which of the following is true for MIMO transmissions?

145. What are the modulation types used by OFDM technology? (Choose all that apply.)

146. What causes of hidden nodes within a BSS would be more likely lead to an increase in collisions and retries? (Choose 2)

147. What is the traditional data-forwarding model for 802.11 user traffic when WLAN controllers are deployed?

148. What is the intended use for the WLAN hardware known as a pole or mast mount unit?

149. What must occur to generate dynamic TKIP/RC4 or CCMP/AES encryption keys? (Choose all that apply.)

150. What factors are taken into account when calculating the Link Budget of a point-to-point outdoor WLAN bridge link?

151. Which of these frequencies has the longest wavelength?

152. What type of signal is required to carry data?

153. The 802.11u-2011 amendment is also known as what?

154. What are the two reasons that 802.11 radios use physical carrier sense? (Choose all that apply.)

155. A service set identifier is often synonymous with which of the following?

156. You are designing an 802.3at-compliant network and are installing a 24-port Ethernet switch to support 10 Class 1 VoIP phones and 10 Class 0 APs.

The switch requires 500 watts to perform its basic switching functions.

How much total power will be needed?

157. Which new technologies debuted in the 802.11ac-2013 amendment? (Choose all that apply.)

158. A powered device (PD) must be capable of accepting up to how many volts from either the data lines or the unused pairs of the Ethernet cable?

159. What is the recommended received signal and SNR when providing for VoWiFi client communications?

160. Which RF behavior best describes a signal striking a medium and bending in a different direction?

161. Which of the following channel widths are supported in 802.11ac? (Choose all that apply.)

162. What organization ensures interoperability of WLAN products?

163. When an RF signal bends around an object, this propagation behavior is known as what?

164. To qualify as compliant with the 802.3at amendment (now part of the 802.3 standard), a powered device (PD) must do which of the following? (Choose all that apply.)

165. What distinguishes an independent basic service set (IBSS) from an infrastructure basic service set (BSS)?

166. Which 802.11 radio technologies are most impacted by the destructive effects of multipath? (Choose all that apply.)

167. Which is the preferred channel and power configuration method for enterprise Wi-Fi APs? (Choose all that apply.)

168. What fact is true regarding controllers and Aps in a split-MAC architecture?

169. WMM-PS is based on which 802.11-2012 power-management method?

170. You were previously onsite at XYZ's facility to conduct a pre-deployment RF site survey. The WLAN has been deployed according to your recommendations and you are onsite again to perform, a post-deployment validation survey.

When performing this type of post-deployment RF site survey voice over Wi-Fi, what is an action that must be performed?

171. What are some potential problems when enabling 40 MHz channels in the 5 GHz band? (Choose all that apply.)

172. Which of the following are objectives of fixed mobile convergence? (Choose all that apply.)

173. What problems may exist for a multiple channel architecture (MCA) WLAN when its APs are all operating at full power (typically 100mW)? (Choose 2)

174. A PD must be capable of accepting power with either polarity from the power supply.

In mode A, on which conductors/wires does the PD accept power?

175. The Crocker company has generated a visual model of RF coverage for its corporate headquarters by using predictive modeling site survey software. The next step requires validation with a manual site survey.

What modeling parameters should be validated during the manual site survey? (Choose all that apply.)

176. Select two components that should be mandatory in every remote access wireless security policy.

177. Which option is a wireless computer topology used for communication of computer devices within close proximity of a person?

178. What term best describes a WLAN centralized architecture where the integration service (IS) and distribution system services (DSS) are handled by a WLAN controller while generation of certain 802.11 management and control frames are handled by a controller-based AP?

179. When Orthogonal Frequency Division Multiplexing (OFDM) was introduced with 802.11a, the channels were _______ MHz wide.

180. What are the advantages of using unlicensed frequency bands for RF transmissions? (Choose all that apply.)

181. You are troubleshooting a client issue on a Windows laptop. The laptop can see and connect to 2.4 GHz APs, but is does not even see 5 GHz APs. While evaluating the issue, you determine that this problem is happening for all of the laptops of this model in the organization.

Several other tablets connect on channel 48 and channel 52 in the same work areas.

What is the likely problem?

182. In the 1970’s _______ had a wireless communication model for transmitting between islands.

183. Which amendment introduced the support of PoE over four pairs of Ethernet?

184. What factor does not influence the distance at which an RF signal can be effectively received?

185. Which of the following technologies was optional in 802.11n and now mandatory in 802.11ac?

186. Which of the following are valid ISM bands? (Choose all that apply.)

187. As a consultant, you’ve been hired by XYZ Company to provide recommendations about client device selection, operation, and interoperability.

What information should be considered to help them choose the right WLAN client devices?

188. Based on RSSI metrics, concentric zones of variable data rate coverage exist around an access point due to the upshifting and downshifting of client stations between data rates.

What is the correct name of this process, according to the IEEE 802.11-2012 standard?

189. Which of these methods of MIMO receive diversity is useful when receiving incoming transmissions from a SISO radio?

190. What are some popular 802.11 applications used in the healthcare industry? (Choose all that apply.)

191. What are the three logical planes of operation for network telecommunications?

192. Which types of devices were defined in the original 802.11 standard? (Choose all that apply.)

193. What are the two key components when designing an 802.11 wireless network?

194. Which of these weather conditions is a concern when deploying a long-distance point-to-point bridge link?

195. With a WLAN infrastructure, where can the guest captive web portal operate? (Choose the best answer.)

196. What can be done to fix the hidden node problem? (Choose all that apply.)

197. A non-802.11 device is suspected of causing interference on the WLAN. You are not certain of the location or type of device.

What is the best solution for locating this non-802.11 device?

198. If data is corrupted by previous data from a reflected signal, this is known as what?

199. 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.)

200. Brandon Burmeister is a site survey engineer who is planning to deploy a wireless controller solution with dual-radio, dual-frequency lightweight access points.

The employees will be assigned to the 5 GHz network, and the guest users will be assigned to the 2.4 GHz network. CCMP/AES encryption will be required for the employees, while the guest users will use only static WPA-PSK.

Name the best possible choice that Brandon has for coverage analysis. (Choose the best answer.)

201. Your manager asked you to locate a solution that allows for centralized monitoring of WLAN performance over time. He wants a single pane of glass for administration and monitoring of the solution.

What do you recommend?

202. Which type of interference is caused by destructive multipath?

203. Which of the following encryption methods use symmetric ciphers? (Choose all that apply.)

204. What is the definition of the horizontal beamwidth of an antenna?

205. You are managing a wireless access point in autonomous mode using the Web based interface. You capture traffic during this management task and notice that you can see the HTML code of the Web pages used for access point management.

What error in administration could be the cause of this security concern?

206. When you are troubleshooting client connectivity problems with a client using 802.1X/EAP security, what is the first action you should take to investigate a potential layer 1 problem?

207. ABC Company has just purchased a 6 dBi patch antenna. After performing some tests with the 6 dBi antenna, they have concluded that more antenna gain is needed to cover their outdoor courtyard.

When choosing an antenna with higher gain, what other antenna characteristic will also always change?

208. 802.11 wireless bridge links are typically associated with which network architecture layer?

209. A Type 2 PSE will perform a two-event Physical layer classification or Data-Link layer classification.

If mutual identification cannot be completed, what does the Type 2 device do?

210. What item is essential for performing a manual RF site survey for a warehouse facility?

211. Which 802.11ax technologies provide for multi-user communications?

212. As defined by WMM, which type of application traffic has the highest priority for transmission on the half-duplex RF medium?

213. The WonderPuppy Coffee Company has hired you to make recommendations about deploying wireless hotspots inside 500 coffee shops across the country.

What solutions might you recommend? (Choose all that apply.)

214. What problems may occur when there are hidden nodes in the BSS?

215. 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.)

216. Physical carrier sense uses which two thresholds during the clear channel assessment to determine if the medium is busy?

217. Which of these solutions would be considered strong WLAN security?

218. What roaming issues should be discussed during an interview for a future VoWiFi network? (Choose all that apply.)

219. When Wi-Fi 6E clients enter the marketplace, what is the most anticipated method of AP discovery?

220. Using 256-QAM, how many bits are represented by each subcarrier?

221. Which unit of measurement is an absolute unit that is used to quantify power levels on a linear scale?

222. Which wave properties can be modulated to encode data? (Choose all that apply.)

223. If an 802.11 RF transmission reaches a receiving antenna simultaneously by direct and reflected paths, what effect will the reflected signal have on the signal that took the direct line-of-sight path?

224. How is throughput capacity scaled in a single channel architecture (SCA) WLAN system?

225. What answers correctly complete the following sentence? ____________ and ____________ carrier sense functions are used to determine if the wireless medium is busy. (Choose 2)

226. An 802.11n (HT) network can operate on which frequency bands? (Choose all that apply.)

227. Which of the following statements are true about amplification? (Choose all that apply.)

228. What information is transmitted in the Beacon management frames of an HT access point to communicate about backward compatibility with ERP and HR/DSSS stations? (Choose 2)

229. Which security solutions may be used to segment a wireless LAN? (Choose all that apply.)

230. The network administrator at XYZ Company recently attended a training class on wireless security and realized that he should update the corporate security policy to address WLAN technology. The network administrator is listing the items that should be addressed in the security policy update, and has asked for your input.

What WLAN topics should be addressed by a company security policy? (Choose 3)