Computer Hardware
What device prevents power interruptions, resulting in corrupted data?

Data guard system
Battery back-up unit
Multiple SIMMs strips
Surge protector

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Computer Hardware
What is the most likely cause of an "FDD controller Failure" error message?

you forgot to flash CMOS
None of these
you did not set the jumper on the floppy drive to drive A
you installed the floppy disk drive cable backward
your computer's floppy drive is defective

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Computer Hardware
Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?

Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved
Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock
Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem
None of these

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