A technician is performing preventive maintenance on the hardware components in a workstation. Which of the following actions should the technician take？ （）A、Remove the case front and clean the air vents.B、Unplug the capacitors from the board and clean the contacts.C、Remove the processor and clean the pins with an eraser.D、Remove the processor and clean any dust that has collected between the processor and the heatsink.
A technician is performing preventive maintenance on the hardware components in a workstation. Which of the following actions should the technician take？ （）
- A、Remove the case front and clean the air vents.
- B、Unplug the capacitors from the board and clean the contacts.
- C、Remove the processor and clean the pins with an eraser.
- D、Remove the processor and clean any dust that has collected between the processor and the heatsink.
相关考题：
A technician is dispatched to a location. While working, the technician’s cell phone rings. Which of the following actions should the technician take?() A. Answer the call to determine its importance.B. Ignore the call and return the call from a land line.C. Answer the call and leave the location in order to talk.D. Silence the phone and allow the call to go to voice mail.
which of the following actions will you not take before beginning installation or removal of anyNON－PNP hardware device inside the computer case?() A. Place all the hardware components in static proof bags.B. Remove all the jumpers from the motherboard.C. Switch off the main power and remove the power cordD. Use an anti-static wrist strap.E. Turn off the computer.F. Place the computer on the anti-static mat
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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 has a laptop that is running slow and notices the fan is on high. Which of the following should the technician try FIRST?（）A、Clean the heatsink assembly of debris.B、Turn the fan off when the AC adapter is attached.C、Turn the fan to low in the BIOS.D、Replace the processor and fan.
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? （）AReseat all power connections.BRemove the CMOS battery.CInstall the graphics card.DGround to the case.
单选题A user notices the department laser printer is printing light. Which of the following items should a technician do FIRST to fix this issue? （）ARemove and clean the fuser assembly with an alcohol based cleaner.BInstall a maintenance kit and reset all page counts to zero.CPerform a full power cycle on the printer.DClean the paper path with a damp cloth and canned air to remove any debris.
单选题Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?（）AIt forces hot air out of the PCBThe fan is easier to remove and cleanCIt forces cooler air into the power supply quicklyDIt forces cooler air across the motherboard
单选题Which of the following best expresses the purpose of this passage?ATo explain how a loophole in the Clean Air Act allows power plants to avoid compliance with emissions restrictionsBTo raise awareness of the problems caused by sulfur dioxide emissions from coal-burning power plantsCTo argue against a specific implementation of the Clean Air Act that relates to greenhouse gas emissionsDTo argue that companies should not exploit a loophole in the Clean Air Act concerning an atmospheric pollutantETo advocate the passage of a new Clean Air Act that places limits on sulfur dioxide emissions
单选题which of the following actions will you not take before beginning installation or removal of anyNON-PNP hardware device inside the computer case?（）APlace all the hardware components in static proof bags.BRemove all the jumpers from the motherboard.CSwitch off the main power and remove the power cordDUse an anti-static wrist strap.ETurn off the computer.FPlace the computer on the anti-static mat
单选题Which of the following should a technician use to clean the glass on a flatbed scanner？（）Aglass cleaner and paper towelsBdish soap and a wet towelCa soft， pre-moistened towel or wipeDdry paper towels
单选题A technician is performing preventive maintenance on the hardware components in a workstation. Which of the following actions should the technician take？ （）ARemove the case front and clean the air vents.BUnplug the capacitors from the board and clean the contacts.CRemove the processor and clean the pins with an eraser.DRemove the processor and clean any dust that has collected between the processor and the heatsink.