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050-720 · Question #256

050-720 Question #256: Real Exam Question with Answer & Explanation

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Question

What is the difference between the /dev/st0 and /dev/nst0 devices?

Options

  • A/dev/st0 is the first SCSI CD burner; /dev/nst0 refers to the CDROM drive.
  • B/dev/st0 is the first tape drive; /dev/nst0 refers to the same tape drive in non-rewinding mode.
  • C/dev/st0 is the first serial console; /dev/nst0 refers to the same serial console as a block device.
  • D/dev/st0 is the first SCSI hard drive; /dev/nst0 refers to the same SCSI hard drive in read-only mode.

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