单项选择题 A customer’s computer crashes consistently when a specific application is launched. Thetechnician has looked at the computer and confirmed the cause of the crash. Which of thefollowing is the NEXT troubleshooting step the technician should take?（）

单项选择题 An end user reports that their computer is making noise constantly. The technician notes that the hard drive activity light is on frequently. The technician finds plenty of free space on the drive.Which of the following BEST explains why the drive light is continuously active?（）

单项选择题 A technician just finished installing a new printer on an end user’s computer. Which of thefollowing will enable the technician to see the test page option for the printer?（）