Introduction to Linux I – Chapter 21 Exam Answers 2019 + PDF file

1. Which file provides persistent mapping of block devices to mount points?

• /etc/blk.map
• /etc/blk.id
• /etc/fstable
• /etc/fstab

2. Which two arguments may the mount command require, in order to mount a filesystem? (choose two)

• The filesystem size
• The device pathname
• A directory pathname
• The filesystem type

3. If you want to unmount a partition, which command should you use?

• dismount
• unmount
• umount
• mount

4. If the command you used to unmount a partition fails, which commands can you use to check what is keeping the partition busy? (choose two)

• chkdsk
• lsof
• partchk
• fuser

5. What commands can display a list of mounted file systems? (choose two)

• mount
• lspt
• fdisk
• df

6. The first field in the /etc/fstab file is used to specify:

• The fsck order
• The dump level
• The mount options
• The filesystem type
• The device to mount
• The mount point

7. The second field in the /etc/fstab file is used to specify:

• The file system type
• The device to mount
• The mount point
• The dump level
• The mount options
• The fsck order

8. The third field in the /etc/fstab file is used to specify:

• The fsck order
• The dump level
• The mount options
• The filesystem type
• The mount point
• The device to mount

9. The fourth field in the /etc/fstab file is used to specify:

• The dump level
• The mount options
• The mount point
• The filesystem type
• The fsck order
• The device to mount

10. The fifth field in the /etc/fstab file is used to specify:

• The fsck order
• The mount options
• The device to mount
• The filesystem type
• The mount point
• The dump level

11. The sixth field in the /etc/fstab file is used to specify:

• The mount options
• The dump level
• The device to mount
• The filesystem type
• The mount point
• The fsck order

12. Which of the following will mount an ISO file named cdrom.iso?

• mount -t ufs cdrom.iso /mnt
• mount -o loopback cdrom.iso /mnt
• mount -o loop cdrom.iso /mnt
• mount -t cdrom cdrom.iso /mntb

13. Which of the following is not a reason why the umount command may fail?

• There is an executable file running that is located within the filesystem
• There is a file open that is located within the filesystem
• There are symbolic links to files within the filesystem
• A user has a directory within the filesystem as their current working directory

14. A mount point is:

• An empty directory that is used to access a filesystem
• A partition
• A way to specify mount options
• A device name used for mounting

15. Which mount option will remount a currently mounted filesystem?

• mount -o reset
• mount -o remount
• mount -o mount
• mount -o reload

16. What does the mount option ro dev mean if placed in the fourth field /etc/fstab file?

• Mount the filesystem as read-only and permit device files
• Nothing, there is no dev mount option
• Mount the filesystem as read-only and don’t permit device files
• Nothing, the option is invalid because a space is not permitted between options

17. Which command will describe the mount options available for different filesystems?

• mount –options
• mount -a
• mount –list
• man mount

18. Which mount option mounts a filesystem allowing both reading and writing?

• ro
• raw
• rw
• readwrite

19. Which mount option mounts a filesystem allowing reading only?

• ronly
• readonly
• ro
• rw

20. Which mount option mounts a filesystem allowing executable files?

• ex
• noexec
• execute
• exec

21. Which mount option mounts a filesystem allowing suid files?

• suid
• suidset
• allowsuid
• setsuid

22. Which df command option displays file type?

• -T
• -t
• -F
• -f

23. Which option to the fuser command displays verbose information about filesystem activity?

• -i
• -v
• -info
• -ver

24. Which option to the fuser command displays attempts to stop all processes using the filesystem?

• -s
• -k
• -w
• -p

25. Which command will display UUIDs?

• id
• setid
• blkid
• displayid

26. Which command will create disk labels on an ext3 filesystem?

• label
• e2label
• ext3label
• elabel

27. Which option will mount a filesystem using the default mount options?

• standard
• defaults
• default
• all

28. Which value do you place in the dump field of the /etc/fstab for pseudo-filesystems?

• 2
• 0
• 3
• 1

29. Which value do you place in the fsck field of the /etc/fstab file for pseudo-filesystems?

• 3
• 2
• 1
• 0

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