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SK0-004 · Question #738

A datacenter technician is working on a problem with a server that has an error code related to the hard drive. The error code shows a predictive failure. Which of the following should the…

The correct answer is B. Replace the hard drive. A predictive failure error code is generated by the drive's S.M.A.R.T. subsystem indicating imminent hardware failure, requiring immediate drive replacement before data loss occurs.

Troubleshooting

Question

A datacenter technician is working on a problem with a server that has an error code related to the hard drive. The error code shows a predictive failure. Which of the following should the technician do to fix this problem?

Options

  • AReseat the hard drive.
  • BReplace the hard drive.
  • CReboot the server.
  • DReplace the disk controller.

How the community answered

(31 responses)
  • A
    6% (2)
  • B
    87% (27)
  • C
    3% (1)
  • D
    3% (1)

Why each option

A predictive failure error code is generated by the drive's S.M.A.R.T. subsystem indicating imminent hardware failure, requiring immediate drive replacement before data loss occurs.

AReseat the hard drive.

Reseating the drive addresses loose physical connections or contact issues and does not resolve internal drive degradation flagged by S.M.A.R.T. diagnostics.

BReplace the hard drive.Correct

S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) monitors internal drive metrics such as reallocated sectors, spin retry counts, and read error rates. A predictive failure alert means these metrics have crossed a threshold indicating the drive will fail soon. The correct response is proactive replacement of the drive while it is still functional enough to allow data migration, rather than waiting for a complete failure.

CReboot the server.

Rebooting the server does not address deteriorating drive hardware and risks triggering a full failure during the reboot cycle.

DReplace the disk controller.

Replacing the disk controller is not warranted because the predictive failure error originates from the drive's own internal sensors, not from a controller fault.

Concept tested: S.M.A.R.T. predictive failure response and drive replacement

Source: https://learn.microsoft.com/en-us/windows/win32/fileio/device-input-and-output-control-ioctl-

Topics

#SMART predictive failure#hard drive replacement#storage diagnostics#error codes

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