Linux Essentials Chapter 16 Exam

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Linux Essentials Chapter 16 Exam Answer

  1. Question ID 348

    The /tmp directory is a temporary directory and will not exist on a system at all times.

    True or False?

    • True
    • False
  2. Question ID 349

    The /var directory has files that change over time.

    True or False?

    • True
    • False
  3. Question ID 350

    The “sticky bit” permission…

    • …prevents others from overwriting files they don’t own in common directories.
    • …changes the group ownership of existing files in a directory.
    • …prevents others from removing files they don’t own from a common directory.
    • …sets the group ownership of any new file created in a directory.
  4. Question ID 352

    Which of the following commands will set the “sticky bit” on /shared ?

    • chmod 4777 /shared
    • chmod 1777 /shared
    • chmod 2777 /shared
    • chmod 7777 /shared
  5. Question ID 353

    The “setuid” permission…

    • …allows files in a directory to be manipulated as by the directory owner.
    • …reports the output of a script to the owner.
    • …allows a command to be run as the file owner.
    • …prevents the owner of a file from being changed.
  6. Question ID 355

    Which of the following commands will set setuid for /usr/bin/program?

    • None of the above
    • chmod 2755 /usr/bin/program
    • chmod 1755 /usr/bin/program
    • chmod 4755 /usr/bin/program
  7. Question ID 356

    The setgid permission…

    (choose two)

    • …allows files created in a directory to be owned by the group that owns the directory.
    • …can only be set on files.
    • …allows a command to be run as the group owner of the file.
    • …prevents the group owner of a file from being changed.
  8. Question ID 357

    Which of the following commands will set setgid on /shared ?

    • None of the above
    • chmod 4777 /shared
    • chmod 1777 /shared
    • chmod 2777 /shared
  9. Question ID 359

    Setting setgid on a directory…

    • …will allow scripts in the directory to be executed as the group owner of the directory.
    • …will set the group owner of all files created in the directory to the group owner of the directory.
    • …does nothing.
    • …is not allowed by the system.
  10. Question ID 360

    Deleting a source file will break an associated hard link.

    True or False?

    • True
    • False
  11. Question ID 361

    A source and a hard link must be part of the same filesystem.

    True or False?

    • True
    • False
  12. Question ID 362

    Deleting a source file will break an associated symbolic link.

    True or False?

    • True
    • False
  13. Question ID 363

    A source file and a symbolic link must be part of the same file system.

    True or False?

    • True
    • False
  14. Question ID 364

    Which of the following commands would create a hard link, link to file?

    • ln file link
    • ln -s link file
    • ln -s file link
    • ln link file
  15. Question ID 365

    Which of the following commands would create a symbolic link, link to file?

    • ln -s link file
    • ln file link
    • ln -s file link
    • ln link file

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