题目内容

If your operating system has no sound, what could be the cause?

A. Incompatible CPU
B. Incompatible drivers
C. Inefficient PSU
D. Broken DisplayPort cable

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Which of the following display interface can only transfer data in analog signal?

A. VGA
B. DVI
C. HDMI
Display port

Which of the following is not a computer input device?

A. Speaker
B. Touchscreen
CD/DVD
D. All in one printer

Before you install a new OS, ensure you have ________ for all your critical devices such as your network card or motherboard.

A. chipsets
B. cables
C. drivers
D. manuals

Before doing a clean install, a PC technician should ________ all the data.

A. verify
B. format
C. delete
D. backup

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