單項選擇題

A technician plugs a USB device into the front panel of a desktop computer and nothing happens.The technician knows that plug-n-play is enabled. Which of the following BEST describes a possible cause to this issue?（）

A. The technician plugged a USB 2.0 device into a USB 1.1 port.
B. The technician needs to reboot the computer for the device to work.
C. The technician plugged a USB 1.1 device into a USB 2.0 port.
D. The front panel connectors are not plugged into the motherboard.

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單項選擇題

Which of the following commands will be run at a command prompt to determine which WindowsOS is running on the computer?（）

A.VER
B.Device Manager
C.VERIFY
D.SET

單項選擇題

An executive’s laptop screen has been damaged and will not power on. Which of the following is the FASTEST way to get the executive back online?（）

A. Pull the hard drive and install it in a spare laptop of the same make and model.
B. Replace the motherboard on the laptop.
C. Build the executive a temporary laptop and attempt to repair the damaged one.
D. Replace the backlight on the laptop.

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A technician plugs a USB device into the front panel of a desktop computer and nothing happens.The technician knows that plug-n-play is enabled. Which of the following BEST describes a possible cause to this issue?（）

你可能感興趣的試題

Which of the following commands will be run at a command prompt to determine which WindowsOS is running on the computer?（）

An executive’s laptop screen has been damaged and will not power on. Which of the following is the FASTEST way to get the executive back online?（）

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