Std 12 Computer Chapter 13 other useful free tools and services important MCQs

Other useful free tools and services
IMPORTANT MCQs
Compiled by Nuzhat Memon
1
CHAPTER 13

» 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
3

» What is the full form of VLC?
a) Video Line Coder
b) Video Length Coder
c) Video LAN Client
d) Video List Creator
4

» VLC is the popular software because of its ______
a) versatility
b) features
c) popularity
d) both a and b
5

» _____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
6

» ______ 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
7

» The conversion (coding) and reverse conversion
(decoding) is performed by a software component
called _______
a) coder
b) codec
c) decoder
d) convertor
8

THIS IS A SLIDE TITLE
» The full form of codec is ______
a) codec decodec
b) coder decoder
c) convertor deconvertor
d) None of these
9

» 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
10

» 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
11

» VLC media player starts from which menu option?
a) Application → Accessories
b) Places → Sound & Video
c) Application → Sound & Video
d) Application → Media player
12

» Which menu-option is used to open file or directory
in VLC Media Player?
» View
» File
» Media
» Tools
13

» 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
14

» 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
15

» Which of the following is the more common file
format in VLC Media Player?
a) MP3
b) MP4
c) M4U
d) M3U
16

» 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
17

» _______ button is marked with a little right-pointing
triangle.
a) Play
b) Pause
c) Next
d) Previous
18

» _______ button is marked with two parallel bars on it.
a) Play
b) Pause
c) Next
d) Previous
19

» 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
20

» 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
21

» Google Maps service is a free Internet-based
service provided by _________
a) Sun microsystem
b) Apple
c) Macintosh
d) Google Inc.
23

» _____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
24

» 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
25

» 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
26

» The full form of GPS is ________
a) Global Present Server
b) Global Positioning System
c) Global Positioning Server
d) Global Present System
27

» 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
28

» 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
29

» ___________ is the default view.
a) Satellite view
b) Map view
c) Both (a) and (b)
d) None of these
30

» _____________ button is used to switch to the
satellite image view.
a) Satellite
b) Browse
c) image
d) Map
31

» In __________ view, the images taken by satellites
in the sky are shown.
a) Satellite
b) Map
c) Image
d) Browse
32

» Which of the following is a free software environment
for statistical computing?
a) Skype
b) Character Map
c) Rational Plan
d) R Software
34

» ____is a GNU project and has its own scripting
language.
a) Skype
b) Character Map
c) Rational Plan
d) R Software
35

» 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
36

» 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
37

» How many basic data types are there in R software ?
a) 4
b) 3
c) 2
d) 5
38

» Which of the following is the basic data types in ‘R’
Software ?
a) Number, String
b) Number, Character
c) Text, Image
d) Text, Number
39

» In ‘R’ software, strings are enclosed in which sign ?
a) *... *
b) $ ... $
c) ‘...’ or “...”
d) /* ... */
40

» Which symbol represent as a comment marker in
‘R’ software ?
a) @
b) #
c) %
d) $
41

» 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
42

» Which symbol represent the prompt of ‘R’ Software ?
a) $
b) >
c) @
d) #
43

» The statement > a ← 10, defines 'a' is ________and
assigns it a value 10.
a) Variable
b) Argument
c) Value
d) Statement
44

» Which command is used to quit from R?
a) quit()
b) q()
c) exit()
d) close()
45

» In ‘R’ software, which command is used for accessing
the online help ?
a) online()
b) guide()
c) help()
d) start()
46

» In ‘R’ software, which command is used for viewing
some demonstrations ?
a) view()
b) disp()
c) demo()
d) preview()
47

» 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()
48

» 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)
49

» In ‘R’ software, which function displays a list of all
the variable defined ?
a) ls()
b) disp()
c) list()
d) var()
50

» A series of consecutive numbers (range) may be
generated using which syntax?
a) top:bottom
b) start:last
c) start:end
d) first:last
51

» In ‘R’ software, which function is used to create a
bar graph ?
a) plotgraph()
b) bargraph()
c) barplot()
d) plotbar()
52

» In ‘R’ software, which function is used to find
maximum value ?
a) big(list)
b) mean(list)
c) max(list)
d) maximum(list)
53

» 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)
54

» 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
56

» Rational Plan comprises of how many types of
desktop products ?
a) 3
b) 4
c) 2
d) 5
57

» 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
58

» 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
59

» 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
60

» 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
61

» 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
62

» 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
63

» Which of the following is the original file format of
Rational Plan ?
a) .rpn
b) .xpr
c) .rpl
d) .xrp
64

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