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Study tips JK0-U21

Which of the following will you use to clean your laptop screen?

Which of the following precautions should be taken to minimize the risk of damage to add-on cards and motherboard?

Which of the following actions can a technician take to reduce the chances of static charges being built up?

what voltage does a USB host supply power to the USB bus?

What is the maximum cable length that FireWire 800 supports?

Which of the following are used by FireWire 800 devices?

which of the following conditions does BIOS need to be updated?

What are the most likely causes of this error?

Which of the following steps will he take to determine the version of the BIOS?

Which of the following switches of the XCOPY command copies file ownerships and NTFS permissions on files while copying the files?

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