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A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）
- A、Backlight
- B、Inverter
- C、Loose cable
- D、Lid switch
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更多 “A technician is troubleshooting a laptop LCD, and when the cover is opened nothing shows on the screen. Then all of a sudden the screen comes on and works fine. Which of the following should the technician check FIRST?（）A、BacklightB、InverterC、Loose cableD、Lid switch” 相关考题
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A customer reports that error messages occasionally appear and quickly disappear. Which of thefollowing is the BEST place for a technician to begin troubleshooting this issue?()
A. Run a System RestoreB. Check Device ManagerC. Check the Event LogsD. Check the System Information
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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
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A technician is troubleshooting a network connectivity issue. Given the following abbreviated traceroute output:Which of the following is MOST likely occurring?()
A. Switching loopB. Broadcast stormC. IP conflictD. Routing loop
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While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）A. Router#copy tftp flashB. Router(config)#restore flashC. Router(config)#repair flashD. Router#copy flash runE. Routercopy start flashF. Router#copy start flash
考题
A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command. In which OSI layer is the problem most likely occurring?（）A、PhysicalB、Data linkC、Network layerD、Transport layerE、Application layer
考题
While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）A、Router#copy tftp flashB、Router(config)#restore flashC、Router(config)#repair flashD、Router#copy flash runE、Routercopy start flashF、Router#copy start flash
考题
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
A technician is troubleshooting a host connectivity problem. The host is unable to ping a server connected to Switch_A. Based on the results of the testing, what could be the problem（）。A、A remote physical layer problem exists.B、The host NIC is not functioning.C、TCP/IP has not been correctly installed on the host.D、A local physical layer problem exists.
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Which of the following is unsafe for a technician to use when troubleshooting or repairing a CRT monitor?（）A、Anti-static padB、Anti-static wrist strapC、Rubber glovesD、Multimeter
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A technician is troubleshooting a WLAN card in a laptop. The wireless infrastructure is 802.11g. TheWLAN card is showing connected at 11Mbps. Which of the following would be the BEST reason why theWLAN card is performing at that speed? （）A、The WLAN card is 802.11g.B、The WLAN card is 802.11b.C、The WLAN card is 802.11n.D、The WLAN card is 802.11a.
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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
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A network technician is troubleshooting a network issue that has just been reported. Which of thefollowing troubleshooting steps should the technician take FIRST to help resolve this issue?（）A、Record the solution in the appropriate logs for future use.B、Ask the user who reported the issue what past documentation they have.C、Ask the user who reported the issue to explain the symptoms in detail.D、Record what steps should be taken to resolve the issue.
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A technician is troubleshooting a user’s problem; important Windows services are not starting. In which of the following locations should the technician check to investigate when these services started or stopped?（）A、Com+.logB、System LogC、Security LogD、Application Log
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A technician is troubleshooting a CD/DVD drive. There is a disk in the drive and the tray wont eject. Which of the following actions should the technician take FIRST？ （）A、Shutdown， restart and verify that the BIOS recognizes the drive and try again.B、Replace the CD/DVD drive.C、Pry the tray open with a small， flat head screwdriver.D、Place the end of a paper clip in the emergency eject pinhole on the CD/DVD drive.
考题
A customer reports that error messages occasionally appear and quickly disappear. Which of thefollowing is the BEST place for a technician to begin troubleshooting this issue?（）A、Run a System RestoreB、Check Device ManagerC、Check the Event LogsD、Check the System Information
考题
A technician is troubleshooting a workstation that has the wrong time information. All workstations should be pointing to a central NTP server. Which of the following locations would the technician check to investigate error messages related to this issue?（）A、IIS logB、Application logC、System logD、Security log
考题
A customer’s computer crashes consistently when a specific application is launched. Thetechnician has looked at the computer and confirmed the cause of the crash. Which of thefollowing is the NEXT troubleshooting step the technician should take?（）A、Verify full system functionality.B、Document the findings, actions, and outcomes.C、Establish a plan of action to resolve the problem.D、Question the user and identify changes the user has made to the system.
考题
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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A user is having problems printing. The technician believes the printer may be out of ink. Which of the following troubleshooting steps should be performed NEXT?（）A、Establish a plan of action to resolve the problemB、Implement the solutionC、Test the theory to determine causeD、Verify full system functionality
考题
单选题A TestKing.com technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the show cdp neighbors command. In which OSI layer is the problem most likely occurring?（）A
PhysicalB
Data linkC
Network layerD
Transport layerE
Application layer
考题
单选题A technician is troubleshooting a host connectivity problem. The host is unable to ping a server connected to Switch_A. Based on the results of the testing, what could be the problem（）。A
A remote physical layer problem exists.B
The host NIC is not functioning.C
TCP/IP has not been correctly installed on the host.D
A local physical layer problem exists.
考题
单选题A user is present when a technician is troubleshooting their workstation. They insist on showing the technician, step by step, what occurred. How should the technician deal with this situation? （）A
Allow the user to demonstrate expertise.B
Do not argue; empathize with the user, and offer to help.C
Ask the user to watch as the technician diagnoses and corrects the problem.D
Document each of the steps to replicate at a later time.
考题
单选题While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）A
Router#copy tftp flashB
Router(config)#restore flashC
Router(config)#repair flashD
Router#copy flash runE
Routercopy start flashF
Router#copy start flash
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