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单选题
A technician has installed a new motherboard in a workstation, but after hardware tests, themotherboard has failed. Which of the following should the technician do FIRST before replacingthe motherboard? （）
A
Reseat all power connections.
B
Remove the CMOS battery.
C
Install the graphics card.
D
Ground to the case.
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更多 “单选题A technician has installed a new motherboard in a workstation, but after hardware tests, themotherboard has failed. Which of the following should the technician do FIRST before replacingthe motherboard? （）A Reseat all power connections.B Remove the CMOS battery.C Install the graphics card.D Ground to the case.” 相关考题
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Use a jumper from the motherboard where the new drive is going to be installed.B
Use a jumper from a hard drive that is no longer functioning.C
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The voltage selector switch on the power supply is set incorrectly.B
The 3.3v power line is connected to the wrong input on the motherboard.C
The new power supply voltage rating is too high.D
The 12v power cord is installed incorrectly.
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Flash DriveB
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考题
单选题The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）A
A new default gateway has been setup.B
A new Internet shortcut has been added.C
A new web browser has been installed and is now the default.D
A proxy server has been enabled.
考题
单选题A technician has just completed a CPU upgrade on a motherboard. Which of the following will MOST likely cause the PC not to boot?（）A
The technician used generic thermal paste.B
The processor had pins broken during installation.C
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