单项选择题
A. Allow the user to demonstrate expertise.
B. Do not argue; empathize with the user, and offer to help.
C. Ask the user to watch as the technician diagnoses and corrects the problem.
D. Document each of the steps to replicate at a later time.
单项选择题 When comparing analog display inputs to digital display inputs, which of the following is anadvantage that digital has over analog?（）
单项选择题 Which of the following BIOS settings is MOST likely to speed up the boot process when disabled?（）
单项选择题 Which of the following Internet connection types would have the MOST available bandwidth andhighest transmission speed?（）