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单选题
How many volts does a power supply’s 4-pin Molex connector carry to internal devices?（）
A
2.5 volts
B
5 volts
C
6 volts
D
15 volts
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How many volts does a power supply’s 4-pin Molex connector carry to internal devices?（）A、2.5 voltsB、5 voltsC、6 voltsD、15 volts
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Which of the following connectors uses the main board ATX connector type?（）A、CentronixB、20/24 pinC、BNCD、Molex
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Which of the following voltages can be measured from a Molex connector on the power supply?（）A、1.5 voltsB、3 voltsC、5 voltsD、12 voltsE、115 volts
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考题
单选题A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （）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.
考题
单选题A new floppy drive was just installed into a PC. The drive powers on at system boot but the status LED does not turn off during operation. Which of the following is MOST likely the issue?（）A
The power cable was installed incorrectly and needs to be flipped.B
The floppy drive was not enabled within the motherboard’s BIOS.C
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考题
单选题How many volts does a power supply’s 4-pin Molex connector carry to internal devices?（）A
2.5 voltsB
5 voltsC
6 voltsD
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考题
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The computer is unable to work in the US because of EU licensing arrangementsB
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考题
单选题Which of the following would represent a power supply connector that supplies the main power toan ATX motherboard?（）A
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24-pin connectorC
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