单项选择题

Which of the following would be the safest environmental condition for working on multiple systems at one time？（）

A.A tiled room with anti-static mats and wrist straps.
B.A clean， carpeted room with anti-static mats and wrist straps.
C.A tiled room in a warehouse with outside ventilation.
D.A clean， carpeted room with air purifiers and dehumidifiers.

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热门试题

多项选择题Whichofthefollowingcanbeusedtodeterminetheamountofphysicalmemoryinstalledinalaptop？（）

A.Check Device Manager Snap-in.
B.Type WINVER in the command prompt.
C.Check the BIOS.
D.Check System Information in the Accessibility folder.
E.Check System Information.

单项选择题Atechnicianreceivesacomputerforrepairandobservesthatthefanonthepowersupplyisnotmoving.Whichofthefollowingshouldthetechniciando？（）

A.Move the power supply voltage switch to 220 volts.
B.Add an additional fan to help cool the computer.
C.Replace the cable that attaches the power supply to the motherboard.
D.Replace the power supply.