网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
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.
参考答案
参考解析
解析：
暂无解析
更多 “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.” 相关考题
考题
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.6VB.9VC.12VD.24V
考题
A technician has installed a secondary hard drive for a computer. However, the hard drive is not appearing under My Computer. The disk is receiving power, and appeared on the POST when Windows started.Which of the following Windows utilities would help configure the new hard disk?（）A. Disk ManagementB. Services and ApplicationsC. Removable StorageD. Device Manager
考题
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.SATAB.FDDC.IDED.ATX
考题
A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）A、Cable testerB、Power supply testerC、Tone generatorD、Multimeter
考题
A user has just installed an application that is causing system instability and lock-ups and is not allowing a clean uninstall. To resolve this issue, the technician should:（）A、power cycle the system completely.B、run an on-demand virus scan.C、perform a system restore.D、check the installation event logs
考题
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
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
考题
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
A technician is building a Windows 2008 server and has installed a motherboard， processor， and power supply. Which of the following optical drives should the technician install？（）A、Flash DriveB、DVD-RWC、CD-ROMD、SSD
考题
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 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
考题
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 memoryB、The CMOS batteryC、The PCIe power jackD、The processor for chip creep
考题
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、MultimeterB、OscilloscopeC、Cable testerD、Power supply tester
考题
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.
考题
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、SATAB、FDDC、IDED、ATX
考题
A technician has installed a secondary hard drive for a computer. However, the hard drive is not appearing under My Computer. The disk is receiving power, and appeared on the POST when Windows started. Which of the following Windows utilities would help configure the new hard disk?（）A、Disk ManagementB、Services and ApplicationsC、Removable StorageD、Device Manager
考题
A technician installed a new video card on a motherboard which has onboard video. When the monitor was plugged into the new card and the power was turned on, a no signal message appeared on the monitor. Which of the following is MOST likely the issue?（）A、In the BIOS, the onboard video adapter must be disabled.B、The video resolution is set too high.C、The LCD panel is defective.D、The drivers for the new video card must be installed before installing the card.
考题
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、The memory is incompatible with the new CPU.D、An incorrect fan size was installed on the heatsink.
考题
A technician is responsible for overseeing twelve remote offices. There was a report of a power outage at one of the remote offices the night before， and now one of the servers there has not rebootedeven though it was shut down gracefully. The technician was forced to travel two hours just to turn theserver on. Which of the following is the MOST cost effective way to prevent future travel？（）A、 Install a generator onsite.B、 Install a remote management card in the server.C、 Install an uninterruptible power supply （UPS） onsite.D、 Move the server to the main office.
考题
A technician has just installed an upgraded graphics card. The computers power turns off before itfinishes booting. Which of the following is the cause of the problem? （）A、The monitor cannot display the increased resolution that is a feature of the new graphics card.B、The power supply does not provide enough wattage to power the new graphics card.C、The new graphics card is incompatible with the existing processor.D、The computer does not have enough RAM to support the new graphics card.
考题
单选题A technician installed a new video card on a motherboard which has onboard video. When the monitor was plugged into the new card and the power was turned on, a no signal message appeared on the monitor. Which of the following is MOST likely the issue?（）A
In the BIOS, the onboard video adapter must be disabled.B
The video resolution is set too high.C
The LCD panel is defective.D
The drivers for the new video card must be installed before installing the card.
考题
单选题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 memoryB
The CMOS batteryC
The PCIe power jackD
The processor for chip creep
考题
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.
考题
单选题A technician has just installed an upgraded graphics card. The computers power turns off before itfinishes booting. Which of the following is the cause of the problem? （）A
The monitor cannot display the increased resolution that is a feature of the new graphics card.B
The power supply does not provide enough wattage to power the new graphics card.C
The new graphics card is incompatible with the existing processor.D
The computer does not have enough RAM to support the new graphics card.
考题
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.
考题
单选题A technician is building a Windows 2008 server and has installed a motherboard， processor， and power supply. Which of the following optical drives should the technician install？（）A
Flash DriveB
DVD-RWC
CD-ROMD
SSD
考题
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 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
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
The memory is incompatible with the new CPU.D
An incorrect fan size was installed on the heatsink.
热门标签
最新试卷