单项选择题
A technician is testing a power supply for correct output voltages at the HDD power connector.
Which of the following voltages should the technician expect for a correctly working power supply?（）
A.6V
B.9V
C.12V
D.24V
点击查看答案
相关考题
-
单项选择题
A customer reports that error messages occasionally appear and quickly disappear. Which of thefollowing is the BEST place for a technician to begin troubleshooting this issue?（）
A. Run a System Restore
B. Check Device Manager
C. Check the Event Logs
D. Check the System Information -
单项选择题
A user, Jill, is reporting her mouse is moving when Jill is not moving it, and the computer is running slower than normal. Which of the following is the FIRST action that Karen, a technician, should take?（）
A. Run chkdsk.
B. Run an antivirus program.
C. Replace the faulty mouse.
D. Remove any recently added hardware. -
单项选择题
Which of the following is the correct path a technician could follow to find the Services Snap-inconsole inside of Windows?（）
A. Start > Settings > Control Panel > Administrative Tools
B. Start > Settings > Control Panel > Add or Remove Programs
C. Start > Settings > Control Panel > System
D. Start > Settings >Control Panel > Scheduled Tasks
