单项选择题

Which of the following cables would use a DB-15 connector type?（）

A.HDMI
B.Optical
C.VGA
D.DVI

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单项选择题

A PC cannot connect to the network. A network card was purchased without documentation ordriver discs. Which of the following is the BEST way to install it into this machine?（）

A. Download and install the drivers
B. Run Windows update to install drivers
C. Copy drivers to flash drive and install
D. Purchase the disc online and install

单项选择题

Which of the following memory types is unique in that it generates so much heat it requires that the memory modules are covered in heat sinks?（）

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

单项选择题

Which of the following should be avoided when installing a laser printer?（）

A. Surge protector
B. UPS
C. RJ-45 connector
D. Toner