单项选择题
A. Plug in USB keyboard B. Check for a disable switch C. Contact the laptop manufacturer D. Plug in a USB mouse
A user reports that their hard drive has failed and nee...
单项选择题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
A memory type typically used in high end workstations a...
单项选择题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.
Modern desktop computer systems require the following t...
多项选择题Modern desktop computer systems require the following to properly dissipate heat（）
A. Temperature Control Panel B. Thermal Compound C. Liquid Cooling Systems D. Processor Heat Sink E. Case Fan
