单项选择题
A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）
A. Turn the case upside down, shake gently and let the screw fall out.
B. Use a shop vacuum to retrieve the screw.
C. Use the hardware abstraction layer (HAL).
D. Use an extension magnet.
点击查看答案
相关考题
-
单项选择题
A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）
A.Backlight
B.Inverter
C.Loose cable
D.Lid switch -
单项选择题
Which of the following commands would be used to verify the integrity of critical system files?（）
A.verify
B.nslookup
C.sfc
D.chkdsk -
单项选择题
Which of the following Microsoft encryption software provides the HIGHEST level of security for PCs running Windows Vista Enterprise or Ultimate Vista?（）
A. NTFS
B. Windows Defender for Vista
C. BitLocker drive encryption
D. EFS
