original 802.11 What is the working frequency band used by the agreement ()?

• A.2.4 GHz
• B.2.0 GHz
• C.900 MHz
• D.5 GHz

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802.11 The parameter used in the frame to check the integrity of the received frame is ()

• A.Duration
• B.FCS
• C.Frame Control
• D.Sequence control bit

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Which modulation method is the picture below ()?

• A.phase modulation
• B.FM
• C.Wave modulation
• D.AM

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exist 802.1X In the agreement, you must have () to be able to complete the authentication and authorization of the user. (Select 3 Answers)

• A.Authentication server
• B.Client
• C.Authenticator
• D.eSight server

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Indoor installation AP The power is generally () mW .

• A.800
• B.500
• C.50
• D.100

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