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單項(xiàng)選擇題

Which of the following should be updated when new computers are purchased?（）

A. Asset management
B. Change management
C. Cable management
D. Baselines

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單項(xiàng)選擇題

Which of the following wireless technologies can support the GREATEST distance on either 2.4GHz or 5GHz frequencies?（）

A.802.11a
B.802.11b
C.802.11g
D.802.11n

單項(xiàng)選擇題

Which of the following protocols can be found at the application layer?（）

A.Telnet
B.TCP
C.SNMP
D.UDP