单项选择题 You need to configure the power settings of your portable computer so that the display turns off when it is inactive and running on battery power. You also need to ensure that the power settings of the hard disk remain unaffected. What should you do?（）

单项选择题 You need to ensure that when you tap specific areas on your Microsoft Windows Tablet PC, only those areas respond. What should you do?（）

单项选择题 Your Microsoft Windows Tablet PC does not recognize some characters correctly from your input device. You need to ensure that the Windows Tablet PC recognizes all characters correctly. What should you do?（）