A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）A、Backup power generatorB、Uninterruptable power supplyC、Power line conditionersD、Surge protectors
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）
- A、Backup power generator
- B、Uninterruptable power supply
- C、Power line conditioners
- D、Surge protectors
相关考题：
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）A. Backup power generatorB. Uninterruptable power supplyC. Power line conditionersD. Surge protectors
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
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).A. Set the clear password jumper on the motherboardB. Enter the BIOS setup and select the clear password settingC. Remove the power cord from the power supply and then plug it back inD. Power cycle the PCE. Remove the CMOS battery for 15 minutes
A technician has a PC that has no Internet connection. The IP address for the PC is 169.254.XXX.XXX. Which of the following should be checked FIRST?() A. DHCP settingsB. BIOS settingsC. DNS settingsD. Power settings
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
A technician turns on a PC and before the computer boots up, the technician is prompted for apassword. The technician does not know the password. Which of the following can the techniciando to allow access to the PC?（） (Select TWO).A、Set the clear password jumper on the motherboardB、Enter the BIOS setup and select the clear password settingC、Remove the power cord from the power supply and then plug it back inD、Power cycle the PCE、Remove the CMOS battery for 15 minutes
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.
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
A technician works for a company that has recently been affected by a virus. The virus entered the network by using port 6000. Port 6000 is used by an application located on a server. The technician has been asked to block this port on all servers and computers except for the one server which uses this port. Which of the following should the technician do？（）A、Update the antivirus applicationB、Install critical update security patchesC、Adjust the software firewall settingsD、Replace the current antivirus program
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
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
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
A technician has had several support requests for one PC. The technician has reseated the PCIcards and replaced the hard drive in the PC located in a school cafeteria kitchen. PCs located in the business office or the classrooms have not had this issue. Which of the following is MOST likely causing this PC’s issue?（）A、Faulty RAMB、240 volt Kitchen outletsC、Power BrownoutsD、Excessive Heat
A user is reporting that a PC will suddenly shut down without warning. The PC boots up with no problems, but after using the PC for a short time, the PC turns off. Which of the following components should the technician check?（） (Select TWO).A、CPU fanB、RAMC、Hard driveD、Power supplyE、Video card
A server technician has been attempting to install an operating system on the company test server for several days. The technician has experienced error messages at several points of theinstallation and the system has frozen during various parts of the boot process. The technician has replaced the power supply， graphics card and installation disk with known good components.Which of the following could be causing these issues？（）A、Storage driver not loadedB、Fragmented hard driveC、Damaged or faulty NIC chipsetD、Damaged or faulty system boardE、Memory incompatible with the processorF、Missing voltage regulator
In order to ensure there is proper airflow in a new computer, which of the following should be performed?（）A、Install a passive hard drive cooler.B、Unplug the redundant power cables from the motherboard.C、Install rounded IDE cables.D、Drill holes in the PC's case to create more airflow
A technician is dispatched to install additional RAM in a computer. The technician unplugs thesystem from the power source, and removes the cover of the PC. Which of the following shouldthe technician do NEXT?（）A、Update the BIOS for compatibility.B、Put on an ESD strap.C、Use an anti-static bag to hold the RAM while installing.D、Clean out the PC with compressed air.
A technician has a PC that has no Internet connection. The IP address for the PC is 169.254.XXX.XXX. Which of the following should be checked FIRST?（）A、DHCP settingsB、BIOS settingsC、DNS settingsD、Power settings
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 timeB、Adjust the voltage selector switchC、Attach a 220 volt power strip from the current region to the PCD、Attach a 120 volt battery backup power supply to the PC
A technician needs to replace a computer’s hard drive. Which of the following should thetechnician do FIRST?（）A、Remove network connectionsB、Remove the RAMC、Self ground on the computer caseD、Disconnect power to PC
A technician wants to verify a remote printer that has been power cycled is back online. Thetechnician would use which of the following commands and switch?（）A、tracert -tB、ipconfig /renewC、ping –tD、nslookup -ttl
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.
多选题A server technician has been attempting to install an operating system on the company test server for several days. The technician has experienced error messages at several points of theinstallation and the system has frozen during various parts of the boot process. The technician has replaced the power supply， graphics card and installation disk with known good components.Which of the following could be causing these issues？（）AStorage driver not loadedBFragmented hard driveCDamaged or faulty NIC chipsetDDamaged or faulty system boardEMemory incompatible with the processorFMissing voltage regulator
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？（）AFlash DriveBDVD-RWCCD-ROMDSSD
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?（）AThe memoryBThe CMOS batteryCThe PCIe power jackDThe processor for chip creep
单选题A technician does not have power to a PC. Which of the following tools should the technician use to check for electricity?（）ACable testerBPower supply testerCTone generatorDMultimeter
单选题A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?（）ABackup power generatorBUninterruptable power supplyCPower line conditionersDSurge protectors