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单项选择题

Which of the following would be the way to prevent the Num Lock LED from being turned on automatically when a laptop is booted？ （）

A.Hold the function Num Lock key down during POST.
B.Go into the Windows Keyboard applet and deselect the ’Num Lock on boot’ option.
C.Create a Windows profile to disable the feature during power-on self test （POST）.
D.Turn the feature off in the BIOS.

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A.impact
B.laser
C.solid ink
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单项选择题Anewcomputerisdisplayingthewrongamountofmemory.Whichofthefollowingmaybethecause？（）

A.The module is installed backwards.
B.A USB device is using some memory.
C.An onboard video card is using some memory.
D.The CPU is using some memory.

单项选择题Atechnicianreceivesalaptopthatisrunningoutofbatterypowermorequicklythanexpected.Whichofthefollowingcanthetechniciandotocorrecttheproblem？（）

A.Note on the work order that the laptop is losing battery capabilities and the laptop must be replaced.
B.Replace the battery by purchasing a new battery from the manufacturer.
C.Stop using the battery and use alternating current （AC） power for the laptop.
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单项选择题Whichofthefollowingwouldbethesafestenvironmentalconditionforworkingonmultiplesystemsatonetime？（）

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.

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.