单项选择题
A. Touchscreen B. Joystick C. Mouse D. On-screen keyboard
A user wants to replace their 17” CRT monitor with the ...
单项选择题A user wants to replace their 17” CRT monitor with the thinnest possible 17” monitor available.Which of the following monitors should the user purchase?（）
A. LED LCD B. DLP C. CCFL LCD D. Plasma
A user wants to convert their current computer into an ...
单项选择题A user wants to convert their current computer into an audio/video editing workstation byupgrading components. They want to start by upgrading the hard drive. Which of the followinghard drives should be chosen to maximize read/write speed?（）
A. Zip drive B. 15,000 rpm SATA C. 7,200 rpm IDE D. USB flash
A user notices the department laser printer is printing...
单项选择题A user notices the department laser printer is printing light. Which of the following items should a technician do FIRST to fix this issue? （）
A. Remove and clean the fuser assembly with an alcohol based cleaner. B. Install a maintenance kit and reset all page counts to zero. C. Perform a full power cycle on the printer. D. Clean the paper path with a damp cloth and canned air to remove any debris.
