单项选择题
A laser printer keeps displaying, ‘Paper Jam – Front Door’. It does not matter which tray or paper type the printer is using. Which of the following is the MOST likely reason why the printer is having this issue?（）
A. The printer fuser assembly needs to be replaced.
B. The pickup rollers no longer have pickup grip.
C. Something is stuck inside of the pickup assembly.
D. The printer needs to have the toner cartridge replaced.
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单项选择题
A virus has been removed from the user’s machine, but the user still cannot access the Internet.Which of the following should the technician check NEXT?（）
A. Disable port forwarding on the router.
B. Reboot to Safe Mode and see if the Internet is accessible.
C. Format the machine and reinstall the OS.
D. Check the web browser’s proxy settings. -
单项选择题
A technician is attempting to configure Windows XP Media Center on a desktop from a CD. The message that comes up on the screen says ‘Missing NTLDR press any key to reboot’. Which of the following should the technician do NEXT?（）
A. Replace the video card with a compatible one.
B. Check the Windows XP Hardware Compatibility List.
C. Verify the boot order in the BIOS.
D. Install Windows XP RC2 first, then upgrade to Windows XP Media Center. -
单项选择题
An office laser printer is printing lighter in random areas. Which of the following is the EASIEST solution to implement for this issue?（）
A. Clean the drum with a computer vacuum.
B. Replace the toner cartridge.
C. Clean the fuser area with a lint free cloth.
D. Use a can of compressed air to clean the pickup assembly.
