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單項(xiàng)選擇題

An administrator has a rack server that is 3.5 inches （8.9 cm） tall. Which of the following is the correct U size for this server？（）

A.One
B.Two
C.Three
D.Five

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單項(xiàng)選擇題

Which is the minimum number of drives in an RAID 10 configuration？（）

A.2
B.3
C.4
D.6

單項(xiàng)選擇題

How many wire pairs are in a standard CAT6 cable？（）

A. 3
B. 4
C. 6
D. 8

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