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LPI

201-450 · Question #134

Why is the root file system mounted read-only during boot and remounted with write permission later on?

The correct answer is A. Because if problems with the root file system are detected during the boot, fsck can be run, without. See the full explanation below for the reasoning.

203 System Startup

Question

Why is the root file system mounted read-only during boot and remounted with write permission later on?

Options

  • ABecause if problems with the root file system are detected during the boot, fsck can be run, without
  • BBecause this way crackers cannot collect information about root with boot sniffers
  • CTo avoid writing to the disk, unless the root password is known.
  • DTo avoid other operating systems overwriting the Linux root partition
  • EBecause the disk has its own write protection that cannot change by the operating system.

How the community answered

(26 responses)
  • A
    85% (22)
  • B
    8% (2)
  • D
    4% (1)
  • E
    4% (1)

Topics

#root filesystem#read-only mount#fsck#boot sequence

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