802.11 Wireless LAN CSMA/CA Which of the following are included in the mechanism ()? (Select 3 Answers)

• A.Conflict detection
• B.Conflict avoidance
• C.Carrier sense
• D.Multiple access

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Among the following encryption methods, the most secure is ()

• A.WEP encryption
• B.TKIP encryption
• C.Plaintext encryption
• D.CCMP encryption

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SSID What is the Chinese name of ()?

• A.Basic service set
• B.Extended service set
• C.Basic service area
• D.Service set ID

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PPPoE Certified in WLAN When used, and WLAN The authentication encryption used by itself does not matter.

• A.False
• B.True

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According to the different signal parameters controlled, what modulation methods can be divided into ()? (Select 3 Answers)

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

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