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單項(xiàng)選擇題

Which of the following memory types has 184 pins?（）

A.DDR3
B.DDR
C.SDRAM
D.DDR2

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單項(xiàng)選擇題

Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?（）

A. Acquire the appropriate tools that are going to be used.
B. Touch the case to discharge static.
C. Remove loose jewelry.
D. Refer to manufacturer documentation.

單項(xiàng)選擇題

Which of the following cable types is rated to be run through air ducts?（）

A.STP
B.Plenum
C.PVC
D.UTP