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单选题
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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更多 “单选题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.” 相关考题
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A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A. The device needs a firmware updateB. The device needs an updated driver installedC. The plugged in device is too slow for the USB port speedD. The device is incompatible with the installed version of Windows
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Which of the following devices would allow a technician to utilize a single mouse, keyboard, and display to control numerous desktop PCs?()
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Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）A、Gather information from the customer.B、Isolate the problem on the device.C、Read the service documentation for possible causes.D、Check the parts life counters.
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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?（）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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After booting up a new computer， a technician observes that the USB ports are not working with any USB devices. Which of the following should be done FIRST？（）A、Check the computer to verify that the jumper settings for USB are correct.B、Connect the USB devices to a different computer to test the devices.C、Buy new USB wires and test USB functionality.D、Check the BIOS to verify that USB functionality is enabled.
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A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A、The device needs a firmware updateB、The device needs an updated driver installedC、The plugged in device is too slow for the USB port speedD、The device is incompatible with the installed version of Windows
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A technician is replacing a processor in a workstation. After installation, the workstation starts up and immediately shuts down; the technician tries to start the workstation several more times and gets the same result. Which of the following is the cause of this issue?（）A、The workstation is not plugged in.B、The thermal paste was not applied.C、The memory was not installed properly.D、The L2 cache was not cleared.
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A technician is servicing the Human Resource director’s computer which contains payroll software and salary information. Which of the following should the technician do to ensure confidentiality of the payroll information?（）A、Backup the confidential data to the technician’s USB drive to ensure nothing is accidently deleted.B、Uninstall the payroll software to ensure confidentiality.C、Have the director remove sensitive data before the computer will be repaired.D、Perform needed repairs while avoiding sensitive data.
考题
单选题A user reports that a newly installed external CD-RW is not working. Jill, a technician, is called and notes the user has the CD-RW drive, a flash disk, a rarely used external hard drive and a wireless network adapter plugged into an external USB hub. Which of the following is the MOST likely reason for the problem?（）A
The USB hub needs more USB ports.B
The USB hub is a version 1.1.C
The USB hub was not externally powered.D
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考题
单选题A technician is servicing the Human Resource director’s computer which contains payroll software and salary information. Which of the following should the technician do to ensure confidentiality of the payroll information?（）A
Backup the confidential data to the technician’s USB drive to ensure nothing is accidently deleted.B
Uninstall the payroll software to ensure confidentiality.C
Have the director remove sensitive data before the computer will be repaired.D
Perform needed repairs while avoiding sensitive data.
考题
单选题A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A
The device needs a firmware updateB
The device needs an updated driver installedC
The plugged in device is too slow for the USB port speedD
The device is incompatible with the installed version of Windows
考题
单选题A technician is replacing a processor in a workstation. After installation, the workstation starts up and immediately shuts down; the technician tries to start the workstation several more times and gets the same result. Which of the following is the cause of this issue?（）A
The workstation is not plugged in.B
The thermal paste was not applied.C
The memory was not installed properly.D
The L2 cache was not cleared.
考题
单选题After booting up a new computer， a technician observes that the USB ports are not working with any USB devices. Which of the following should be done FIRST？（）A
Check the computer to verify that the jumper settings for USB are correct.B
Connect the USB devices to a different computer to test the devices.C
Buy new USB wires and test USB functionality.D
Check the BIOS to verify that USB functionality is enabled.
考题
单选题Bob, a technician, is troubleshooting a PC that intermittently does not power on. Which of the following tools would be the BEST choice to use to verify a possible cause? （）A
Cable testerB
Ohm meterC
Field strength meterD
PSU tester
考题
单选题The network technician is troubleshooting a network issue by implementing a new security device.After installing and configuring the device, which of the following steps should the technician takeNEXT?（）A
Verity full system functionalityB
Identify the main problem and question the userC
Document their findings, actions, and outcomesD
Escalate the issue to upper management
考题
单选题Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）A
Gather information from the customer.B
Isolate the problem on the device.C
Read the service documentation for possible causes.D
Check the parts life counters.
考题
单选题A technician is troubleshooting a lack of Internet connectivity affecting their entire office. The technician suspects the issue is with their Internet Service Provider failing to provide service.Which of the following command line tools should the technician use to BEST test this theory？（）A
tracertB
ipconfigC
netstatD
nslookup
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