- All Exams Instant Download
Which of the following statements about carriers is false?
Which of the following statements about carriers is false?A . A carrier is an electromagnetic wave that is modulated to transmit a signal. and its waveform is typically a sine wave.B . Carrier signals can be produced by modulating the three components (frequency bandwidth frequency, and phase) of electromagnetic waves.C...
Which of the following items is not mandatory in a WLAN site survey?
Which of the following items is not mandatory in a WLAN site survey?A . AP deployment positionB . Cable routingC . Whether there is any interference sourceD . Whether a security protection system is deployedView AnswerAnswer: D
Version replacement is mandatory to successful Fit/Fat mode switchovers of all Huawei APs.
Version replacement is mandatory to successful Fit/Fat mode switchovers of all Huawei APs.A . TrueB . FalseView AnswerAnswer: B
AWLAN that deploys Wi-Fi 6 products delivers a higher speed than that with Wi-Fi 5 products deployed.
AWLAN that deploys Wi-Fi 6 products delivers a higher speed than that with Wi-Fi 5 products deployed.A . TrueB . FalseView AnswerAnswer: A
Which of the following commands can be used to display information about online WLAN users on an AC?
Which of the following commands can be used to display information about online WLAN users on an AC?A . display users allB . display user interface console 0C . display local-userD . display access-userView AnswerAnswer: D
OFDMA and MU MIMO are mutually exclusive technologies that cannot be configured together.
OFDMA and MU MIMO are mutually exclusive technologies that cannot be configured together.A . TrueB . FalseView AnswerAnswer: B
Which of the following statements is true about directional antennas?
The antenna type varies with the service scenario. Which of the following statements is true about directional antennas?A . Typically, directional antennas have a small gain and provide a shorter coverage distance than that of omnidirectional antennas.B . Directional antennas have a narrow coverage area, posing less interference to other...
The management VLAN is used to transmit packets that are forwarded through CAPWAP tunnels, including management packets and service data packets forwarded through CAPWAP tunnels.
The management VLAN is used to transmit packets that are forwarded through CAPWAP tunnels, including management packets and service data packets forwarded through CAPWAP tunnels.A . TrueB . FalseView AnswerAnswer: A
WLAN planning has requirements on signal field strength in coverage areas.
WLAN planning has requirements on signal field strength in coverage areas. For example, the signal field strength in key areas ranges from -40 dBm to -75 dBm, and that in common areas exceeds -85 dBm.A . TrueB . FalseView AnswerAnswer: B
A set of security measures are taken to safeguard STA access on a wireless network, and secure association is established through authentication to ensure that all communication parties have valid identities.
A set of security measures are taken to safeguard STA access on a wireless network, and secure association is established through authentication to ensure that all communication parties have valid identities.A . TrueB . FalseView AnswerAnswer: A
