Std 12 Computer Chapter 9 Other useful free tools and services important MCQs
Std 12 Computer MCQs
Computer std 12 mcq ch 13
computer std 12 ch 13 mcq
std 12 important mcq
chapter 13 other useful free tools and services
VLC media player
Google Map
R software
Rational plan
3. Compiled by Nuzhat Memon
» Which of the following is a feature-rich media player?
OR Which of the following is an open source tool to
play multimedia content like audio, video etc?
a) Skype
b) R Software
c) VLC
d) Rational Plan
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4. Compiled by Nuzhat Memon
» What is the full form of VLC?
a) Video Line Coder
b) Video Length Coder
c) Video LAN Client
d) Video List Creator
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5. Compiled by Nuzhat Memon
» VLC is the popular software because of its ______
a) versatility
b) features
c) popularity
d) both a and b
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6. Compiled by Nuzhat Memon
» _____is the ways to converting multimedia information
coming from hardware devices into audio/video into
computer data.
a) Coding
b) Decoding
c) Codec
d) None of these
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7. Compiled by Nuzhat Memon
» ______ is the process of converting the computer
data back into audio/video streams for playing on
the hardware device.
a) Coding
b) Decoding
c) Codec
d) None of these
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8. Compiled by Nuzhat Memon
» The conversion (coding) and reverse conversion
(decoding) is performed by a software component
called _______
a) coder
b) codec
c) decoder
d) convertor
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9. Compiled by Nuzhat Memon
THIS IS A SLIDE TITLE
» The full form of codec is ______
a) codec decodec
b) coder decoder
c) convertor deconvertor
d) None of these
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10. Compiled by Nuzhat Memon
» The advantage of VLC is ________
a) It supports all the popular codec and formats.
b) It supports all the major types of devices
c) Provides options for playback of audio and video,
Convert multimedia file from one format to another
and Stream (send) and receive audio/video from
one computer(s) over the network
d) All of these
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11. Compiled by Nuzhat Memon
» Which of the following media player supports all
the major types of devices including web cameras,
HD monitors, speakers of all types, microphones,
headphones?
a) VLC
b) Skype
c) R software
d) None of these
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12. Compiled by Nuzhat Memon
» VLC media player starts from which menu option?
a) Application → Accessories
b) Places → Sound & Video
c) Application → Sound & Video
d) Application → Media player
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13. Compiled by Nuzhat Memon
» Which menu-option is used to open file or directory
in VLC Media Player?
» View
» File
» Media
» Tools
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14. Compiled by Nuzhat Memon
» In VLC Media Player, which menu - option is used
to open a playlist ?
a) Media → Playlist
b) View → Open Playlist
c) View → Playlist
d) Media → Open Playlist
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15. Compiled by Nuzhat Memon
» Which menu – option is used to save playlist in VLC
media player ?
a) Media → Playlist Save
b) Media → Save Playlist to file
c) Media → Save
d) View → Playlist
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16. Compiled by Nuzhat Memon
» Which of the following is the more common file
format in VLC Media Player?
a) MP3
b) MP4
c) M4U
d) M3U
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17. Compiled by Nuzhat Memon
» Which bar shows how much of the current track has
been played and what is its total duration in VLC?
a) Status bar
b) Progress bar
c) Task bar
d) Menu bar
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18. Compiled by Nuzhat Memon
» _______ button is marked with a little right-pointing
triangle.
a) Play
b) Pause
c) Next
d) Previous
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19. Compiled by Nuzhat Memon
» _______ button is marked with two parallel bars on it.
a) Play
b) Pause
c) Next
d) Previous
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20. Compiled by Nuzhat Memon
» In ____ mode, the control like play/pause, stop is
hidden and that can be displayed in a temporary
floating window by moving the mouse cursor over
the video.
a) Normal
b) Maximize
c) Minimize
d) Full Screen
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21. Compiled by Nuzhat Memon
» In VLC Media Player which menu option is used to
convert multimedia files from one format to
another?
a) Format → Convert/Save
b) Tools → Convert/Save
c) Media → Convert/Save
d) Insert → Save Convert
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23. Compiled by Nuzhat Memon
» Google Maps service is a free Internet-based
service provided by _________
a) Sun microsystem
b) Apple
c) Macintosh
d) Google Inc.
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24. Compiled by Nuzhat Memon
» _____allows anybody to edit the maps and identify
landmarks, building etc. It also allows users to
upload photographs of the place and post reviews
of the place.
a) Character Map
b) Google Map
c) Location
d) Navigation
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25. Compiled by Nuzhat Memon
» In web browser, which of the following URL should
be type of access Google map service ?
a) http://google.map.co.in
b) http://google.map.com
c) http://maps.google.co.in
d) http://google.map
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26. Compiled by Nuzhat Memon
» Which technology gives out location with accuracy?
OR Which of the following is the most accurate in
determining a mobile device’s position? OR Which
services provides the facility of finding the nearest
ATM centre, bank, bus stop ?
a) GPRS
b) GRPS
c) GPS
d) WIFI
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27. Compiled by Nuzhat Memon
» The full form of GPS is ________
a) Global Present Server
b) Global Positioning System
c) Global Positioning Server
d) Global Present System
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28. Compiled by Nuzhat Memon
» The GPS system finds a user's location with an
estimated error of only few meters using ____signals.
a) Navigation
b) Wireless
c) Wifi
d) Satellite
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29. Compiled by Nuzhat Memon
» Which of the following is a view of Google map? OR
From the following which different type of view can
show the information of a place in Google maps ?
a) Map view, Satellite view
b) Map view, Source view
c) Map view, Preview view
d) Map view, Display view
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30. Compiled by Nuzhat Memon
» ___________ is the default view.
a) Satellite view
b) Map view
c) Both (a) and (b)
d) None of these
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31. Compiled by Nuzhat Memon
» _____________ button is used to switch to the
satellite image view.
a) Satellite
b) Browse
c) image
d) Map
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32. Compiled by Nuzhat Memon
» In __________ view, the images taken by satellites
in the sky are shown.
a) Satellite
b) Map
c) Image
d) Browse
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34. Compiled by Nuzhat Memon
» Which of the following is a free software environment
for statistical computing?
a) Skype
b) Character Map
c) Rational Plan
d) R Software
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35. Compiled by Nuzhat Memon
» ____is a GNU project and has its own scripting
language.
a) Skype
b) Character Map
c) Rational Plan
d) R Software
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36. Compiled by Nuzhat Memon
» Which of the following is a work environment of ‘R’
software ?
a) Command line, Integral
b) Command line, Graphical
c) Command line, Textual
d) Command line, Viewer
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37. Compiled by Nuzhat Memon
» Which graphic editors are used to install R software
in a GUI environment from Ubuntu Software
Center?
a) R Commander or Rstudio
b) R Impress
c) R Base
d) R Writer
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38. Compiled by Nuzhat Memon
» How many basic data types are there in R software ?
a) 4
b) 3
c) 2
d) 5
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39. Compiled by Nuzhat Memon
» Which of the following is the basic data types in ‘R’
Software ?
a) Number, String
b) Number, Character
c) Text, Image
d) Text, Number
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40. Compiled by Nuzhat Memon
» In ‘R’ software, strings are enclosed in which sign ?
a) *... *
b) $ ... $
c) ‘...’ or “...”
d) /* ... */
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41. Compiled by Nuzhat Memon
» Which symbol represent as a comment marker in
‘R’ software ?
a) @
b) #
c) %
d) $
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42. Compiled by Nuzhat Memon
» Ordered lists of items (array or lists) are commonly
used and all are also referred to as _______
a) Vectors
b) Raster
c) bitmap
d) Graphics
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43. Compiled by Nuzhat Memon
» Which symbol represent the prompt of ‘R’ Software ?
a) $
b) >
c) @
d) #
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44. Compiled by Nuzhat Memon
» The statement > a ← 10, defines 'a' is ________and
assigns it a value 10.
a) Variable
b) Argument
c) Value
d) Statement
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45. Compiled by Nuzhat Memon
» Which command is used to quit from R?
a) quit()
b) q()
c) exit()
d) close()
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46. Compiled by Nuzhat Memon
» In ‘R’ software, which command is used for accessing
the online help ?
a) online()
b) guide()
c) help()
d) start()
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47. Compiled by Nuzhat Memon
» In ‘R’ software, which command is used for viewing
some demonstrations ?
a) view()
b) disp()
c) demo()
d) preview()
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48. Compiled by Nuzhat Memon
» In ‘R’ software, which command is used to open
the online help in a browser?
a) start.online()
b) help.start()
c) help.online()
d) online.help()
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49. Compiled by Nuzhat Memon
» In ‘R’ software which of the following syntax is used
to get help on a particular function ?
a) help (function name)
b) guide (function name)
c) ls (function name)
d) edit (function name)
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50. Compiled by Nuzhat Memon
» In ‘R’ software, which function displays a list of all
the variable defined ?
a) ls()
b) disp()
c) list()
d) var()
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51. Compiled by Nuzhat Memon
» A series of consecutive numbers (range) may be
generated using which syntax?
a) top:bottom
b) start:last
c) start:end
d) first:last
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52. Compiled by Nuzhat Memon
» In ‘R’ software, which function is used to create a
bar graph ?
a) plotgraph()
b) bargraph()
c) barplot()
d) plotbar()
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53. Compiled by Nuzhat Memon
» In ‘R’ software, which function is used to find
maximum value ?
a) big(list)
b) mean(list)
c) max(list)
d) maximum(list)
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54. Compiled by Nuzhat Memon
» In ‘R’ software, which function is used to find mean
and median value respectively ?
a) men(list), med(list)
b) mean(list), med(list)
c) mean(list), median(list)
d) man(list), med(list)
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56. Compiled by Nuzhat Memon
» Which software gives permission to make different projects,
analyzes all projects data and creates a project portfolio
view ? OR Which software assists the project managers
throughout the life cycle of their projects?
a) Skype
b) R Software
c) Archive Manager
d) Rational Plan
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57. Compiled by Nuzhat Memon
» Rational Plan comprises of how many types of
desktop products ?
a) 3
b) 4
c) 2
d) 5
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58. Compiled by Nuzhat Memon
» Which of the following are different variants of
Rational Plan ?
a) Single, Multiple, Preview
b) Single, Preview, Viewer
c) Single, Multiple, Viewer
d) Single, Multi, Viewer
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59. Compiled by Nuzhat Memon
» Which Rational Plan allow us to manage independent
projects that do not have common resources and has
not inter relations between different projects ?
a) Viewer
b) Single
c) Multi
d) All of these
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60. Compiled by Nuzhat Memon
» Through Which of the following desktop project of
Rational Plan, we can generate a printable report as
well as import data from other project management
tool or export our data into other formats?
a) Viewer
b) Single
c) Multi
d) All of these
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61. Compiled by Nuzhat Memon
» Which Rational Plan allows links between tasks
pertaining to different projects, analyzes all our
projects data and creates a project portfolio view ?
a) Single
b) Multi
c) Viewer
d) All of these
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62. Compiled by Nuzhat Memon
» Which Rational Plan is an additional tool developed
to share the project in its original file format ?
a) Single
b) Multi
c) Viewer
d) All of these
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63. Compiled by Nuzhat Memon
» Which of the following desktop project of Rational Plan
is useful to anybody who needs to check and overview
the project's evolution without making changes to the
schedule and for resources to see their assignments?
a) Single
b) Multi
c) Viewer
d) All of these
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64. Compiled by Nuzhat Memon
» Which of the following is the original file format of
Rational Plan ?
a) .rpn
b) .xpr
c) .rpl
d) .xrp
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