单选题If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）A A power supply testerB A multimeterC A loopback adapterD A cab

题目
单选题
If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）
A

A power supply tester

B

A multimeter

C

A loopback adapter

D

A cable tester

相似考题

1.Which of the following tools is BEST used to measure voltage and amperage from a power source?()A. Loopback PlugB. MultimeterC. Power Supply TesterD. Extension Magnet

2.A technician suspects the AC voltage into a PC power supply is bad. Which of the following toolswould MOST likely be used to confirm the diagnosis?()A. MultimeterB. OscilloscopeC. Cable testerD. Power supply tester

3.A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?()A. The computer is unable to work in the US because of EU licensing arrangementsB. The power supply needs to be replaced with one rated for 110 wattsC. The power supply needs a power inverter to handle the change in cyclesD. The power supply voltage needs to be switched to 110 from 220

4.A technician is testing a power supply for correct output voltages at the HDD power connector.Which of the following voltages should the technician expect for a correctly working power supply?()A.6VB.9VC.12VD.24V

更多“单选题If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）A A power supply testerB A multimeterC A loopback adapterD A cab”相关问题

  • 第1题：

    If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）

    • A、A power supply tester
    • B、A multimeter
    • C、A loopback adapter
    • D、A cable tester

    正确答案:B

  • 第2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.

    正确答案:D

  • 第3题：

    Which of the following tools can be used to test if a 24-pin power cable is outputting correct voltage?（）

    • A、Cable tester
    • B、Wrist strap
    • C、Multimeter
    • D、Loopback plug

    正确答案:C

  • 第4题：

    A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?（）

    • A、The computer is unable to work in the US because of EU licensing arrangements
    • B、The power supply needs to be replaced with one rated for 110 watts
    • C、The power supply needs a power inverter to handle the change in cycles
    • D、The power supply voltage needs to be switched to 110 from 220

    正确答案:D

  • 第5题：

    A technician suspects the AC voltage into a PC power supply is bad. Which of the following toolswould MOST likely be used to confirm the diagnosis?（）

    • A、Multimeter
    • B、Oscilloscope
    • C、Cable tester
    • D、Power supply tester

    正确答案:A

  • 第6题：

    A technician has just installed a new power supply into a desktop computer and now the computer will not turn on. Which of the following is the MOST likely cause?（）

    • A、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.

    正确答案:A

  • 第7题：

    A technician arrives in Germany and discovers that when their PC is plugged into the outlet, nopower is received. Which of the following actions should the technician take to get the PC tooperate?（）

    • A、Change the BIOS settings to the local time
    • B、Adjust the voltage selector switch
    • C、Attach a 220 volt power strip from the current region to the PC
    • D、Attach a 120 volt battery backup power supply to the PC

    正确答案:B

  • 第8题：

    单选题
    A technician arrives in Germany and discovers that when their PC is plugged into the outlet, nopower is received. Which of the following actions should the technician take to get the PC tooperate?（）
    A

    Change the BIOS settings to the local time

    B

    Adjust the voltage selector switch

    C

    Attach a 220 volt power strip from the current region to the PC

    D

    Attach a 120 volt battery backup power supply to the PC


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    “380V/220V Y/△” noted on the nameplate of a non-synchronous motor means that（）
    A

    the armature terminals of the motor should be connected in star formation when voltage of power supply is 380

    B

    the armature terminals of the motor should be connected in star formation when voltage of power supply is 220

    C

    both A and B are correct

    D

    the armature terminals of the motor should be connected in reverse ways of A and B


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）
    A

    A power supply tester

    B

    A multimeter

    C

    A loopback adapter

    D

    A cable tester


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    A technician is installing a new power supply into a computer. One of the power supply connectors that the technician needs to connect to the motherboard is square and contains 4-pins. This connector is known as which of the following?（）
    A

    SATA

    B

    FDD

    C

    IDE

    D

    ATX


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    A technician is testing a power supply for correct output voltages at the HDD power connector. Which of the following voltages should the technician expect for a correctly working power supply?（）
    A

    6V

    B

    9V

    C

    12V

    D

    24V


    正确答案： D
    解析： 暂无解析

  • 第13题：

    A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）

    • A、Cable tester
    • B、Power supply tester
    • C、Tone generator
    • D、Multimeter

    正确答案:D

  • 第14题：

    A technician is testing a power supply for correct output voltages at the HDD power connector. Which of the following voltages should the technician expect for a correctly working power supply?（）

    • A、6V
    • B、9V
    • C、12V
    • D、24V

    正确答案:C

  • 第15题：

    Which of the following tools is BEST used to measure voltage and amperage from a power source?（）

    • A、Loopback Plug
    • B、Multimeter
    • C、Power Supply Tester
    • D、Extension Magnet

    正确答案:B

  • 第16题：

    The technician has replaced a power supply with an identical power supply, and now the high end graphics card is not working. Which of the following should the technician check?（）

    • A、The memory
    • B、The CMOS battery
    • C、The PCIe power jack
    • D、The processor for chip creep

    正确答案:C

  • 第17题：

    Which of the following will allow Karen, a technician, to determine if the correct voltages are reaching the computer components? (Select TWO).（）

    • A、Power supply tester
    • B、Cable tester
    • C、Loopback plugs
    • D、Multimeter
    • E、Butt set

    正确答案:A,D

  • 第18题：

    A technician is installing a new power supply into a computer. One of the power supply connectors that the technician needs to connect to the motherboard is square and contains 4-pins. This connector is known as which of the following?（）

    • A、SATA
    • B、FDD
    • C、IDE
    • D、ATX

    正确答案:D

  • 第19题：

    Which of the following should a technician MOST likely use to test a RS-232 port?（）

    • A、Loopback adapter
    • B、Power supply tester
    • C、The ping command
    • D、Multimeter

    正确答案:A

  • 第20题：

    单选题
    Which of the following tools is BEST used to measure voltage and amperage from a power source?（）
    A

    Loopback Plug

    B

    Multimeter

    C

    Power Supply Tester

    D

    Extension Magnet


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?（）
    A

    The computer is unable to work in the US because of EU licensing arrangements

    B

    The power supply needs to be replaced with one rated for 110 watts

    C

    The power supply needs a power inverter to handle the change in cycles

    D

    The power supply voltage needs to be switched to 110 from 220


    正确答案： C
    解析： 暂无解析

  • 第22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.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    A technician has just installed a new power supply into a desktop computer and now the computer will not turn on. Which of the following is the MOST likely cause?（）
    A

    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.


    正确答案： B
    解析： 暂无解析

  • 第24题：

    单选题
    A technician suspects the AC voltage into a PC power supply is bad. Which of the following toolswould MOST likely be used to confirm the diagnosis?（）
    A

    Multimeter

    B

    Oscilloscope

    C

    Cable tester

    D

    Power supply tester


    正确答案： A
    解析： 暂无解析

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