Linux Operating System MCQ pdf Questions and Answers

Linux Operating System MCQ pdf Questions and Answers for the preparation of academic and competitive exams of various Institutes.

Linux Operating System MCQ pdf Questions and Answers

1. Files normally exist in physical storage devices such as CD-ROMS, hard drives or floppy disks. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: True[/expand]

2. Hard drives are divided into separate storage spaces called ___.
a) Buffer
b) Cache
c) Partitions
d) VFS

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

3. The Preferences menus on GNOME and KDE exhibit similar desktop configuration tools. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. The Preferences menus on GNOME and KDE exhibit different variety of desktop configuration tools.[/expand]

4. ___ provides fundamental window functions and skins for a configurable appearance and feel.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Metacity[/expand]

5. KDE (K Desktop Environment) is written in C++ and developed on the ___ library.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Qt toolkit[/expand]

6. The X Window system was the outcome of research attempts in the early 1980s at Stanford University and MIT, assisted by IBM, to create a ___ protocol.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Platform-independent graphics[/expand]

7. The window may be a ___ where the user executes standard Unix commands or X client applications such as a web browser, xcalc calculator, or an Emacs session.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Terminal window[/expand]

8. Name the three major elements that Xorg Foundation supplies.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Client programs, X server, and documentation[/expand]

9. Xorg applications and servers are installed in the ___ directory.
a) /usr/X11R6/lib
b) /usr/bin
c) /usr/include/x11
d) /usr/share/x11

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

10. Although it is possible to create and edit the configuration file directly, it is preferable to use the distribution’s display configuration tool. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: True[/expand]

11. The window manager program handles user logins and provides authentication and beginning sessions. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. The X Display manager program handles user logins and provides authentication and beginning sessions.[/expand]

12. An original window manager that does not share code with others is ___.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Blackbox[/expand]

13. Files like ___ configure how the dialog box is displayed, and ___ helps the user to indicate a root-window image or other windows to display.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Xresources and Xsetup[/expand]

14. Widgets are designed to work independently of the application except through precise interactions, called as ___ functions.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Callback[/expand]

15. A recent, full-featured widget library that has developed as an industry standard is X Toolkit. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. A recent, full-featured widget library that has developed as an industry standard is Motif.[/expand]

16. Tk (tee-kay, libtk.so) is a library that is mainly applied with the ___ language.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Tcl scripting[/expand]

17. Identify the widget set that offers a simple choice of basic user interaction components?
a) GTK+
b) Qt
c) LessTif
d) Athena

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

18. The RPM packages with source codes will have an extension of ___.
a) .gz
b) .tgz
c) .src.rpm
d) .tar

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

19. The process of connecting a file system to a particular directory in order to access files on a storage device is called ___.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Mounting the file system[/expand]

20. The Linux software packages provide all the files required for installing an application in different ___.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Modules[/expand]

21. Any Web browser can behave like an FTP client but such programs are suitable for ___ FTP downloads.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Anonymous[/expand]

22. A ___server is required to access Usenet news.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: News[/expand]

23. The distributions like Debian and Ubuntu are provided with the___ service.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Blackdown[/expand]

24. The safest way to use JPackage is to download its Java 2 Software Development Kit repository configuration file. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. The safest way to use JPackage is to download its Yellowdog Updater, Modified (YUM) repository configuration file.[/expand]

25. Web browsers are used instead of mail clients to access the services provided by the Web-based Internet mail services. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: True[/expand]

26. Generally, the digital signature is appended at the ___ of the message.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: End[/expand]

27. The most important type of SSH connection is a ___.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Remote login[/expand]

28. Proxies help to control access to some services such as the Web or FTP servers. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: True[/expand]

29. The EncFS uses the ___ library and Linux kernel module to create the filesystem interface.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: FUSE[/expand]

30. The ___ command helps you to maintain packages, query them, create your own, and verify the packages which you have.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: rpm[/expand]

31. Identify the software package that helps to install Microsoft Office applications in the Linux system.
a) CrossOver Office
b) Informix
c) GNU SQL
d) MySQL

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

32. PostgreSQL is used as the query language for SQL. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. SQL is used as the query language for PostgreSQL.[/expand]

33. Informix is an open-source database application. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: False. Informix is a commercial product.[/expand]

34. DigiKam is a ___ tool.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Photo management[/expand]

35. A ___ is essential to play an audio CD.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Sound card[/expand]

36. The graphical software package used to display PostScript files or PDF documents is GGv. (True/False)

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: True[/expand]

37. Linux news clients allow reading newsgroup postings, either in___ or ___ mode.

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: Graphically, Text[/expand]

38. The inventor of Linux is ___.
a. Gary Kildall
b. Linus Torvalds
c. Dennis Ritchie
d. Ken Thompson

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

39. Which of the following directory contains files such as Grub or Lilo, the Kernel, initrd and system. map config files?
a. /bin
b. /sbin
c. /boot
d. /dev

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

40. The ___ command can be used to display contents present in directories.
a. ls
b. ps
c. cd
d. pwd

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

41. Identify the shell command used to create or list command shortcuts.
a. HISTFILE
b. History
c. Alias
d. Export

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

42. Which of the following set built-in command is used to read commands but not to execute them?
a. set -m
b. set –n
c. set -t
d. set -h

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

43. The ___ variable indicates the user’s current working directory.
a. PATH
b. CDPATH
c. HOME
d. PWD

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

44. Linux is considered a fully functional ___ operating system.
A) Unix
B) Windows
C) DOS
D) MacOS

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

45. A ___ is a special program that can control a specific type of hardware.
A) Shell
B) Device driver
C) Complier
D) Database

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

46. ___ is a computer program that translates source code to object code.
A) Translator
B) Boot loader
C) Compiler
D) Interpreter

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

47. ___ directory has system configuration files, network configuration files, application configuration files and other installed software.
A) /var
B) /mnt
C) /opt
D) /etc

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

48. ___ is an open-source Unix shell that is embedded within the Scheme programming language.
A) csh
B) ksh
C) scsh
D) tcsh

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

49. Which among the following is the command that displays advanced file attributes? .
A) lsattr
B) mkdir
C) chattr
D) lpr

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

50. Name the init level which represents the Single user mode with networking. .
A) 0
B) 3
C) 6
D) 2

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

51. The ___ of GNOME’s user admin tool helps to define the user account settings. .
A) Advanced panel
B) User privileges
C) Account properties
D) New user accounts

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

52. The tree structure of the Linux file system may vary based on the ___
A) System user
B) Hardware devices
C) System directories
D) System administrator

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

53. ___ command is used to remove a module from the kernel.
A) insmod
B) rmmod
C) depmod
D) rvmod

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

54. Hard drives are divided into separate storage spaces called ___.
A) Buffer
B) Cache
C) Partitions
D) VFS

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

55. All the partitions are usually connected to the system through the ___
A) Mount point
B) Directories
C) Links
D) File system

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

56. To read in a new file starting at the present location, the ___ command is used.
A) :q
B) :wq
C) :r
D) :q!

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

57. A collection of records is known as ___.
A) Fields
B) Database file
C) Function
D) Attribute

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

58. ___ command is used to read the sed command from the sed script file.
A) -e
B) -f
C) -n
D) e

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

59. Identify the widget set that offers a simple choice of basic user interaction components?
A) GTK+
B) Qt
C) LessTif
D) Athena

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

60. Xorg applications and servers are installed in the ___ directory.
A) /usr/X11R6/lib
B) /usr/bin
C) /usr/include/x11
D) /usr/share/x11

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

61. Which among the following is the system variable that indicates the name of the user’s computer?
A) BASH_VERSION
B) HOSTNAME
C) CDPATH
D) HISTFILE

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

62. ___ is an online description of an interactive shell command, system interface, or system object.
A) Manpage
B) NAT
C) PTP
D) SSL

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

63. Which of the following tools allow modifying the existing images?
A) Display
B) Creation
C) Manipulate
D) Conversion

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

64. ___ directory includes Kernel, Firmware, and system-related files and ___ the directory contains system commands and programs called binaries that are needed during bootup.
A) /sys and /bin
B) /boot and /sbin
C) /bin and /sbin
D) /lib and /mnt

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

65. ___ refers to the configuration of the partition and ___ refers to the hard drive device that is mounted.
A) Partition, format
B) Format, partition
C) Directory,partition
D) Format,directory

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

66. Files like ____ configure how the dialog box is displayed, and _____ helps the user to indicate a root-window image or other windows to display.
A) Xresources and Xsetup
B) Xstartup and Xresource
C) .xsession and .Xauthority
D) Xsetup and Xdm-config

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

67. Linux news clients allow reading newsgroup postings, either in ____ or _____ mode.
A) Graphically, Text
B) Graphically, sound
C) Text,sound
D) Video, sound

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

68. The EncFS uses the ____ library and Linux kernel module to create the filesystem interface.
A) FUSE
B) End
C) Module
D) Xbase

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

69. ____ is the process in which a network device like a firewall assigns a public address to a system inside a private network.
A) Network Address Translation
B) Mandatory Access Control
C) Daemon
D) Manpage

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

70. When a system is running in full multiuser with networking mode, in which of the following run levels is the system running?
a. Runlevel 1
b. Runlevel 2
c. Runlevel 0
d. Runlevel 3

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

71. For better security, passwords are now stored in the ___ file and only the root user can access this file.
a. /etc/shadow
b. /etc/passwd
c. /etc/group
d. /etc/bash.bashrc

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (a)[/expand]

72. An application program accesses the module’s services with the help of ___ function.
a. cleanup_module()
b. module_ init()
c. module_exit()
d. printk()

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

73. The ___ command is used to display information about the partitions and their mount point.
a. cat
b. df
c. cd
d. ps

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

74. Which of the following is a startup script for the user session?
a. .xsession
b. Xstartup
c. Xsession
d. Xreset

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

75. Identify the X.org directory that deals with documentation.
a. /var/tmp
b. /usr/share/X11/doc
c. /etc/profile
d. etc/init.d/rcN.d

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

76. The ___ desktop environment serves as a default desktop environment for Red Hat Enterprise Linux that is based on the GTK + 2 graphical toolkit.
a. KDE
b. Xfce
c. Openbox
d. GNOME

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

77. Identify which of the following options is a Linux mail client.
a. Firefox
b. Nautllus
c. Thunderbird
d. Konqueror

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (c)[/expand]

78. The Debian based Linux systems use a package management system that is based on a tool called ___.
a. RPM
b. dpkg
c. YUM
d. Portage

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

79. Which of the following is an FTP client?
a. Kontact
b. Evolution
c. Mutt
d. curl

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (d)[/expand]

80. Awk utility is a ___ programming language.
a. Object-oriented
b. Scripting
c. Structured
d. Procedural

[expand title=”Show Answer” swaptitle=”Hide Answer”]Answer: (b)[/expand]

Linux Operating System Questions with Answers

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