The indicator used to describe the extent to which the antenna converges on the transmit power is.

• A.Broadband
• B.Polarity
• C.Gain
• D.Power

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Which of the following commands can be configured to enter the WLAN view?

• A.<AC6605> wlan
• B.<AC6605>wlan-view
• C.[AC6605] wlan-view
• D.[AC6605] wlan

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An engineer received a customer complaint, the signal in the room was not good. The engineer suspected that the channel interference was serious. Use the following command to view the AP RF information in the room and get the following output. Which of the following statement is wrong?
[[AC6605] display radio ap-id 0
CH/BW: Channel/Bandwidth
CE: Current EIRP (dBm)
ME: Max EIRP (dBm)
CU: Channel utilization
---------------------------------------------------------------------------------------------------------------
AP ID Name RfID Band Type Status CH/BW CE/ME STA CU
0 ap-2 0 2.4G bgn on 1/20M 27/27 0 31%
0 ap-2 0 5G an on 149/20M 28/28 0 2%
---------------------------------------------------------------------------------------------------------------
Total: 2

• A.AP can support 802.11ac because the AP supports the 5G band.
• B.AP has two RF ports.
• C.The ap-id of the AP is 0.
• D.The current channel of the AP in the 2.4G band is 1, and the channel in the 5G band is 149.

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According to the different parameters of the control signal, what can be divided into by modulation mode? (Multiple Choice)

• A.AM
• B.FM
• C.SM
• D.PM

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Which of the following options does belong to the EDCA parameters? (Multiple Choice)

• A.SIFS
• B.AIFSN
• C.DIFS
• D.TXOPLimit

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