Introduction to Linux I Final Exam Answer (Modules 15 – 26) 2016

1 Which command is used to create or update the quota database files?

• quotactl
• quotadb
• quotacheck
• dbquota

2. By default, the edquota command will use which editor?

• joe
• emacs
• gedit
• vi

3. The quotacheck command creates databases with which names?.
(choose two)

• group.quota
• aquota.group
• aquota.user
• user.quota

4. Which directory is the root file system mounted on?

• /rootfs
• /root
• /home
• /

5. In which directory are you most likely to find software from third-party publishers?

• /usr/local
• /var/lib
• /usr/third
• /opt

6. To activate a swap space that has been initialized, you can execute:

• swapcontrol
• swapon
• swapoff
• swapctl

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

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

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

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

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

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

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

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

11. What determines how many files can be stored in a filesystem?

• The number of inodes
• The Superblock size
• The number of data blocks
• The number of bytes

12. The number of inodes in a filesystem is:

• Always the same for every filesystem
• Determined when the filesystem is created
• Determined by the filesystem type
• Something that can be changed at a later date

13. Which of the following is true about the fsck command?

• It should only be executed on unmounted filesystems
• It can only be used to fix ext2 filesystems
• It can only be used to fix ext3 filesystems
• It should only be executed on mounted filesystems

14. Which of the following commands will create a soft link from the /tmp/test file to the /tmp/data file?

• ln -s /tmp/data /tmp/test
• ln /tmp/test /tmp/data
• ln -s /tmp/test /tmp/data
• ln /tmp/data /tmp/test

15. Which of the following commands will create a hard link from the /tmp/test file to the /tmp/data file?

• ln -s /tmp/test /tmp/data
• ln /tmp/test /tmp/data
• ln -s /tmp/data /tmp/test
• ln /tmp/data /tmp/test

16. Which value represents the inode number in the following output of the ls -li command: 87589 -rw-r–r–. 2 root root 83 Mar 4 22:45 myhosts

• 83
• 2
• 22:45
• 87589

17. Which value represents the hard link count in the following output of the ls -li command: 87589 -rw-r–r–. 2 root root 83 Mar 4 22:45 myhosts

• 83
• 2
• 22:45
• 87589

18. Which bootloader includes the Secure Boot feature?

• BIOS
• UEFI
• LILO
• GRUB

19. In GRUB Legacy, the _____ directive indicates how long to wait before automatically booting the default operating system.

• fallback=
• timeout=
• password=
• kernel

20. Which of the following commands can be used to create an encrypted password that can be used with the password directive in GRUB Legacy:

• crypt-md5-grub
• grub-md5-crypt
• grub-crypt
• crypt-grub

21. The first stage of the boot process is:

• The firmware (BIOS/UEFI) stage
• The init phase
• The kernel phase
• The Bootloader (LILO/GRUB) stage

22. The fourth stage of the boot process is:

• The init phase
• The Bootloader (LILO/GRUB) stage
• The firmware (BIOS/UEFI) stage
• The kernel

23. The bootloader (GRUB/LILO) loads which of the following components into memory?.
(choose two)

• The root filesystem
• The kernel
• The init process
• The ramdisk

24. Which of the following commands can be used to reboot the system?.
(choose two)

• shutdown
• halt
• reboot
• shutdown -r

25. What two differences are there between querying an installed RPM and an RPM package file with the rpm command?.
(choose two)

• You must use the full filename when querying the installed RPM.
• To query the installed RPM, you have to add the -i option.
• You must use the full filename when querying the package.
• To query the package file, you have to add the -p option.

26. The rpm2cpio command can be used to:.
(choose two)

• Create a new “.rpm” file
• Extract files from a “.rpm” file
• List the content of a “.rpm” file
• Build a binary “.rpm” file from a source “.src.rpm” file

27. Which command will remove all files that belong to a Debian package?

• apt-get purge
• apt-get remove
• apt-get uninstall
• apt-get erase

28. Which command will update the list of available packages for APT?

• apt-cache update
• apt-get update
• apt-cache upgrade
• apt-get upgrade

29. Which command may be used to get a list of the installed Debian packages?

• dpkg -l
• dpkg -L
• apt-get list
• apt-get show

30. Which command will show the dependencies of a Debian package?

• apt-cache requires
• apt-get depends
• apt-cache depends
• apt-get requires

31. Which command will show the dependencies of an RPM package?

• rpm -qpd
• yum provides
• yum requires
• rpm -qpR

32. Which two commands will show detailed information about a Debian package?.
(choose two)

• apt-cache info
• apt-cache show
• dpkg -s
• dpkg -i

33 Which command shows the scripts that may be part of a RPM package?

• yum scripts
• yum info
• rpm -qs
• rpm -q –scripts

34. Which command is used to display the shared libraries of a dynamically linked executable?

• ldd
• ld.so
• ldlist
• ldconfig

35. Which option to the df command displays the size of a filesystem in “human readable” format?

• -h
• -human
• -g
• No option will provide this feature

36. You can display current filesystem space usage with the _____ command.

• du
• ls
• dw
• df

37. A system that contains Linux as well as a Microsoft Windows operating system is called a:

• This sort of system cannot exist
• Multi environment system
• A file base system
• Dual boot system

38. In what directory are you most likely to find user’s home directories?

• /usr/local
• /home
• /var/lib
• /usr/third

39. Which directory structure has directories which may have heavy activity for services like mail, ftp, httpd and printing?

• /home
• /rootfs
• /root
• /var

40. wAfter running fdisk -cu /dev/sdb, what fdisk command will allow you to change a partition type?

• d
• f
• t
• g

41. wAfter running fdisk -cu /dev/sdb, what fdisk command will allow you to create a new partition?

• c
• w
• n
• g

42. wAfter running fdisk -cu /dev/sdb, what fdisk command will allow you to delete a partition?

• r
• g
• d
• s

43. what option to the fdisk command is used to utilize sector unit sizes?

• -t
• -s
• -usize
• -u

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

• readonly
• ronly
• ro
• rw

45. Which option to the tune2fs command will change the space reserved for system use?

• -R
• -m
• -M
• -r

46. Which option to the dumpe2fs command will have the command display only superblock information?

• -h
• -g
• -d
• -s

47. The _____ command will display how much space a filesystem has free?

• du
• free
• df
• init

48. Which option to the fsck command will answer “yes” to all queries?

• -y
• -n
• -N
• -Y

49. Which option to the fsck command will answer “no” to all queries?

• -y
• -Y
• -n
• -N

50. Which option to the fsck command will allow you to specify the filesystem type?

• -t
• -F
• -T
• -f

51. Missing files don’t have their original file names, instead they are named with their _____ number?

• device
• inode
• UID
• GID

52. Which type of link can be made to a file on another filesystem, hard or soft?

• soft
• hard

53. To use an encrypted password in the GRUB Legacy configuration file, use the _____ option to the password directive.

• –md5
• –encrypt
• –secure
• –crypt

54. The primary configuration file for the GRUB 2 on a Fedora system is _____.

• /boot/grub2/grub.cfg
• /boot/grub/grub2.cfg
• /boot/grub2.cfg
• /boot/grub/grub.cfg

55. Which runlevel number is defined as “user-definable”?

• 6
• 5
• 3
• 1
• 2
• 0
• 4

56. Which runlevel number defines halting the system?

• 5
• 3
• 4
• 0
• 2
• 6
• 1

57.wThe first process that the kernel launches is called the _____ process.

• init
• kernel
• sys
• startx

58.wOn a Ubuntu system, what variable defines the default runlevel in the /etc/init/rc-sysinit.conf file?

• DEFAULT_RUNLEVEL
• DEFAULT
• RUNLEVEL
• RUN

59.wWhat are the correct options for the rpm command to display a list of all installed packages?

• -qa
• -a
• -qall
• -b

60. which environment variable can a user set, that will affect where shared libraries can be located and loaded?

• LIBRARY_PATH
• LIBRARY_LD_PATH
• LD_PATH
• LD_LIBRARY_PATH

61. Which of the following are benefits of a shared library:.
(choose two)

• Programs run faster
• Programs can be smaller
• Programs run slower
• Programs use a more consistent base of code

62. Which of the following will find and load shared libraries when a program is executed?

• The scheduler
• The dynamic linker
• The kernel
• The init process

63. Which of the following contents is in the ldconfig configuration file by default?

• include all
• include /etc/ldconfig
• include ldconfig
• include ld.so.conf.d/*.conf

64. Which command is used to view the services that are set to start or stop automatically?

• config
• chkconfig
• lsconfig
• initconfig

65. Which of the following is not a daemon used for logging?

• klogd
• ilogd
• rsyslogd
• syslogd

66. What is the maximum memory that a 64 bit processor can theoretically use?

• 16 EiB
• 8 GiB
• 2 GiB
• 4 GiB

67. Which of the following is not a characteristic of firmware?

• Change runlevels
• Tests the components upon startup
• Typically stored in ROM
• Change settings to affect the use of external devices

68. Which of the following resources are used by devices to communicate with the system?

• IO Channels, IO Memory, Interrupts and DMA Ports
• IO Ports, IO Memory, Interrupts, and DMA Channels
• IO Ports, IO Memory, Signals and DMA Channels
• IO Ports, RAM, Interrupts and DMA Channels

69. Interrupts cannot be shared between devices..
True or False?

• True
• False

70. Which option of the lspci command would you use to troubleshoot a network interface card?

• -r
• -t
• -nn
• -a