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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.
参考答案
更多 “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
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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
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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? （）A
Remove and clean the fuser assembly with an alcohol based cleaner.B
Install a maintenance kit and reset all page counts to zero.C
Perform a full power cycle on the printer.D
Clean the paper path with a damp cloth and canned air to remove any debris.
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单选题Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?（）A
It forces hot air out of the PCB
The fan is easier to remove and cleanC
It forces cooler air into the power supply quicklyD
It forces cooler air across the motherboard
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To explain how a loophole in the Clean Air Act allows power plants to avoid compliance with emissions restrictionsB
To raise awareness of the problems caused by sulfur dioxide emissions from coal-burning power plantsC
To argue against a specific implementation of the Clean Air Act that relates to greenhouse gas emissionsD
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考题
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?（）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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单选题Which of the following should a technician use to clean the glass on a flatbed scanner？（）A
glass cleaner and paper towelsB
dish soap and a wet towelC
a soft， pre-moistened towel or wipeD
dry paper towels
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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？ （）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.
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