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單項(xiàng)選擇題

Which of the following is a reason to block FTP at the corporate firewall?（）

A. It does not transfer encrypted files.
B. It cannot be tunneled in a VPN.
C. It is a deprecated protocol.
D. It transmits passwords in clear text

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單項(xiàng)選擇題

An administrator receives a contract for a server install at a new building. Which of the followingshould be completed after installing the server?（）

A. Log the administrator password used
B. Test the air temperature
C. Update the network diagram
D. Review the evacuation procedures

單項(xiàng)選擇題

An administrator is deploying three B/G wireless access points in a new office location. Which ofthe following channels eliminates interference?（）

A.1，6，and 11
B.3，6，and 9
C.11，16，and 20
D.36，40，and 44