Flashcards
Chapter 10 - Review Questions
Cards in this deck (33)
- 11. xfs is the default file system type in RHEL7. True or False?1. True.
- 22. What would the entry “ * server10:/home/& “ in an AutoFS indirect map imply?This indirect map entry would mount individual user home directories
from server10. - 33. What type of information does the blkid command display?3. The blkid command displays block device file attributes.
- 44. What is the process of paging out and paging in known as?4. The process of paging out and in is known as demand paging.
- 55. What would the command mkswap /dev/vdc2 do?5. The command provided will create swap structures in the /dev/vdc2
partition. - 66. Where does AutoFS automount a DVD?6. AutoFS mounts a DVD under /misc.
- 77. Which two files contain entries for mounted file systems?7. The /etc/mtab and the /proc/mounts files.
- 88. What would happen if we mount a file system on a directory that already contains files in it?8. The files in the directory will hide.
- 99. What type of AutoFS map would have the “/- /etc/auto.media” entry in the auto.master file?9. A direct map.
- 1010. A UUID is always assigned to a file system at its creation time. True or False?10. True..
- 1111. What would the command mount –t cifs –o ro //192.168.0.120/cifs1 /cifs1 do?The command provided will mount the CIFS file system cifs1 in read-
only mode on the /cifs1 mount point from Samba server with IP
address 192.168.0.120. - 1212. The difference between the primary and backup superblocks is that the primary superblock includes pointers to the data blocks where the actual file contents are stored whereas the backup superblocks don’t. True or False?12. False.
- 1313. What would the command setfacl –m d:u:user1:7,d:u:user4:6,d:o:4 dir do?The command provided will set default ACLs of rwx for user1, rw for
user4, and r-only for everyone else on the dir directory. - 1414. AutoFS requires root privileges to automatically mount a network file system. True or False?14. False.
- 1515. What would the command mkfs.ext4 /dev/vgtest/lvoltest do?The command provided will format /dev/vgtest/lvoltest logical volume
with ext4 file system type. - 1616. Arrange the tasks in correct sequence: umount file system, mount file system, create file system, remove file system.16. Create, mount, unmount, and remove.
- 1717. The parted utility may be used to create LVM logical volumes. True or False?False.
- 1818. Which command can we use to create a label for an xfs file system?The xfs_admin command can be used to create a label for an xfs file
system. - 1919. What is the default timeout value for a file system before AutoFS unmounts it automatically?19. Five minutes.
- 2020. What would the mount command do with the –a switch?. The command provided will mount all file systems listed in the
/etc/fstab file but are currently not mounted. - 2121. Name the four types of maps that AutoFS support.21. The AutoFS service supports master, special, direct, and indirect maps.
- 2222. What would the command df –t xfs do?The command provided will display all mounted file systems of type
xfs. - 2323. What would happen if we try to apply ACL settings to a file that resides in an ACL-deactivated file system?The attempt to apply ACLs to a file located in an ACL-deactivated file
system is not allowed. - 2424. What would the command setfacl –m u::7,g::4,o:4,u:user3:7 file do?The command provided will assign rwx permissions to file owner and
user3, and read-only permission to everyone else. - 2525. What is the difference between the mkfs.ext4 and mke2fs commands?25. No difference.
- 2626. What two commands can be used to determine the total and used physical memory and swap in the system?The free and vmstat commands.
- 2727. Which virtual file contains information about the current swap?dThe /proc/swaps file contains information about the current swap.
- 2828. The /etc/fstab file can be used to activate swap spaces automatically at system reboots. True or False?True.
- 2929. The xfs_repair command must be run on a mounted file system. True or False?False.
- 3030. What is the name of the AutoFS configuration file and where is it located?The name of the AutoFS configuration file is autofs and it is located in
the /etc/sysconfig directory. - 3131. Name of the AutoFS daemon is automountd. True or False?False.
- 3232. What are the commands to activate and deactivate swap spaces manually? Write two commands.32. The swapon and swapoff commands.
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- RHCSA EX200 (10. Constructing and Using File Systems and Swap) Flashcards on Chapter 10 - Review Questions, created by Vagner Aragão on 29/01/2019.
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- Vagner Aragão
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