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When a grounding strap is not available, a technician can ground by touching the computer’s:()
- A、power supply.
- B、CPU fan.
- C、memory chips.
- D、motherboard.
参考答案
更多 “When a grounding strap is not available, a technician can ground by touching the computer’s:()A、power supply.B、CPU fan.C、memory chips.D、motherboard.” 相关考题
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考题
单选题When a grounding strap is not available, a technician can ground by touching the computer’s:()A
power supply.B
CPU fan.C
memory chips.D
motherboard.
考题
单选题You are the network administrator for your company. A user reports that the USB ports on his Windows 2000 Professional portable computer function only when the portable computer is in its docked position at the office. He asks you to configure the computer so that the USB port works when the portable computer is docked and when it is undocked and running on battery power. You verify that the portable computer supports ACPI power management. What should you do?()A
Modify the portable computer’s power management settings to ensure the USB ports are not shut down when the computer is running on battery power. B
Modify the portable computer’s BIOS settings to disable ACPI when the computer is running on battery power. C
Modify the portable computer’s undocked hardware profile, and enable the USB root hub. D
Disable the BIOS power management features in the portable computer’s BIOS settings. E
Obtain external power supplies for the user’s USB devices. Ensure that these power supplies are connected when the portable computer is undocked. F
Undock the portable computer, and reinstall the drivers for the USB port.
考题
单选题A user is receiving an error about not having enough virtual memory. A technician wants to manually set the amount of available virtual memory for the computer. At a MINIMUM, the technician should set the virtual memory to be which of the following?()A
0.5 times the amount of physical memoryB
1.5 times the amount of physical memoryC
2 times the amount of physical memoryD
Equal to the amount of physical memory
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单选题A technician has just completed a CPU upgrade on a motherboard. Which of the following will MOST likely cause the PC not to boot?()A
The technician used generic thermal paste.B
The processor had pins broken during installation.C
The memory is incompatible with the new CPU.D
An incorrect fan size was installed on the heatsink.
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多选题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).ASet the clear password jumper on the motherboardBEnter the BIOS setup and select the clear password settingCRemove the power cord from the power supply and then plug it back inDPower cycle the PCERemove the CMOS battery for 15 minutes
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