Online Access Free Huawei.H12-311-ENU.v2022-11-19.q215 Practice Test (Page 44)

Which of the following ways can Huawei AP provide power? (Multiple choice)

A.Powered by AC adapter

B.Powered by PoE switch that complies with 802.3af/820.3at standard

C.AC direct power supply

D.Powering with PoE power supply module

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

A.Duration

B.Sequence control bits

C.address bit

D.Frame Control

Which is the longest interval of 802.11 interframe?

A.PIFS

B.SIFS

C.IFS

D.DIFS

What is used to define roaming in the IEEE 802.11 standard?

A.IEEE 802.11j

B.IEEE 802.11c

C.IEEE 802.11r

D.IEEE 802.11h

If the AP works in infrastructure mode, the AP's working state is full-duplex mode.

A.False

B.True

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