单项选择题

A new computer is displaying the wrong amount of memory. Which of the following may be the cause？（）

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.

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单项选择题

A technician receives a laptop that is running out of battery power more quickly than expected.Which of the following can the technician do to correct the problem？（）

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.
D.Replace the AC adaptor by purchasing a new adapter from the manufacturer.

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.

多项选择题

Which of the following can be used to determine the amount of physical memory installed in a laptop？（）

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.