單項選擇題

A user reports that their touchpad no longer works on their laptop. Which of the following is the FIRST troubleshooting step?（）

A. Plug in USB keyboard
B. Check for a disable switch
C. Contact the laptop manufacturer
D. Plug in a USB mouse

你可能感興趣的試題

A user reports that their hard drive has failed and needs to be replaced. Which of the following should the technician do FIRST?（）

A. Run the hard disk manufacturer’s diagnostic program
B. Re-image the drive
C. Replace the hard drive and load Windows
D. Ask the user diagnostic questions

單項選擇題

A memory type typically used in high end workstations and not generally found in consumer gradePCs is:（）

A.ddR3.
B.ecc.
C.pc2-6400.
D.ddR2-667.

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