Online Access Free Huawei.H12-311-ENU.v2022-01-17.q164 Practice Test (Page 26)

About the statements of SSID, which of the following is wrong?

A.One AP can release a number of different SSID

B.A number of SSID can be configured on one AP without limit

C.Multiple AP can release the same SSID

D.An AP can release the same SSID on two groups of antenna signal

For AP of distribution type indoor, which of the following description is correct?

A.waterproof and dustproof

B.AP power is up to 800 mW

C.can be deployed with operators 3G network

D.AP6310SN support dual-band mode

In the 802.11 frame, what is the value used to record the network allocation vector (NAV)?

A.address bit

B.Sequence control bits

C.Duration

D.Frame Control

For dBm, dB, dBi, which of the following descriptions are correct? (Multiple Choice)

A.dBi and dBd: characterizing the relative value of the gain

B.dB: characterizing the relative value of power

C.dBm: characterizing the absolute value of power

D.If A antenna is 12dBi and B antenna is 14dBi, it can be said that A is 2dBi smaller than B.

Which of the following factors will affect the coverage of WLAN outdoor scenes? (Multiple choice)

A.Weather

B.Antenna placement height

C.Antenna gain

D.Antenna form

E.Obstacle

F.Transmit power

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