Online Access Free Huawei.H12-311-ENU.v2022-11-19.q215 Practice Test (Page 12)

For dBm, dB, dBi, the following description is correct (Select 3 Answers).

A.dBm: characterizes the absolute value of power

B.dBi and dBd: characterize the relative value of the gain

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

D.dB: Characterizing the relative value of power

The following is not the AP binding template .

A.AP template

B.Planning table template

C.Radio frequency template

D.ESS template

For the networking architecture of the AC+thin AP, the following description is wrong.

A.The AP itself has zero configuration and is suitable for large-scale networking.

B.It can enhance service QoS, security and other functions through AC.

C.AP can't work alone, it needs to be maintained and managed by AC centralized agent.

D.Management of APs and users must be implemented through the network management system

What is the working frequency band used by the original 802.11 protocol?

A.900 MHz

B.5 GHz

C.2.4 GHz

D.2.0 GHz

Wireless NICs that only support TKIP can be upgraded via drivers to support AES encryption.

A.True

B.False

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