H12-311-ENU 試験問題を無料オンラインアクセス

Which technology is below the wireless metropolitan area network?

• A.WLAN
• B.2G/3G
• C.Bluetooth
• D.WiMAX

If not configured, what is the default authentication method supported by the AP?

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

The number of users is 300, and the concurrency rate is 70%. The terminal supports the 2.4 GHz and 5 GHz frequency bands. According to the maximum number of users per dual-band dual-frequency AP, at least APs can meet the capacity requirements.

• A.8
• B.6
• C.7
• D.5

In an 802.11 frame, the terminal needs to obtain access rights to the wireless medium, and what kind of control message is to be sent?

• A.ACK
• B.CTS
• C.PS-Poll
• D.RTS

In the term of PoE, what does the AP belong to?

• A.PSU
• B.PSE
• C.PD
• D.PI