单项选择题 The BEST information to document when changing the refresh rate on the display is to include: （）

单项选择题 Which of the following is the maximum FAT32 volume size Windows 2000 and XP will recognize? （）

单项选择题 While a technician is responding to a customers call, a co-worker keeps insisting on telling the technician about their weekend. Which of the following is the BEST course of action?（）