The omnidirectional antenna appears on the horizontal pattern as ()Spend.

• A.360
• B.90
• C.0
• D.180

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Configuration AP Authentication mode, AP What are the supported authentication methods ()? (Select 3 Answers)

• A.mac-sn-auth
• B.mac-auth
• C.sn-auth
• D.no-auth

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Metal objects have a greater attenuation effect on wireless signals, AP Or the antenna should not be placed behind a metal ceiling, etc.

• A.False
• B.True

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20dBm Equivalent to () mW .

• A.500
• B.1000
• C.200
• D.100

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802.11 In the frame, STA Which type of frame () does the association request and authentication request belong to?

• A.Data Frame
• B.Control frame
• C.Data frame, control frame, management frame have this function
• D.Management frame

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