IT & ITeS Important MCQ Questions and Answers

IT and ITES Question answer. Important Questions and answers MCQ PDF for All Computer related Competitive Exams Like PMKVY, Class 9, 10th, 12th, SSC, CHSL, NSQF Level 4, ITI, COPA etc. and interview Preparation.

1. IT & ITeS Question for all exams

1. Which of the following shows the use of computer at home?
a) Watching movies
b) Treatment of diseases
c) None of these
Ans. A

2. ATM stands for ____
a) Automatic Teller Machine
b) Automatic Transaction Machine
c) Automatic Treatment machine
d) None of these
Ans. A

3. ____ refers to conversion of non-digital material to digital form.
(A) Digitization
(B) Data transfer
(C) Transcription
(D) None of the given
Ans: A

4. A turnkey package includes
(A) Training
(B) Software
(C) Hardware
(D) All of these
Ans: D

5. A server ____ a service.
a) Requests b) Provides
c) A or B d) None of these
Ans. B
6. Wi-Fi is a short name for ____
a) Wired Fidelity b) Wireless Fidelity
c) Wireless Frequency d) None of the above
Ans. B

7. Responsibility of implementation of IT/ITeS Policy lies with
a) State Technology park Unit
b) Ministry of IT at State and Center
c) Director (IT) in consultation with DST
d) Industrial Commissioner
Ans. C

8. In As per IT/ITeS Policy (2016-21), terms BPO refers to
a) Business Process Outsourcing
b) Business Process Outcomes
c) Best Processing Outcomes
d) Business Practices and Outcomes
Ans. A

2. 9. Match the following terms:



a) 1-d, 2-b, 3-a, 4-c
b) 1-d, 2-c, 2-b, 4-a
c) 1-d, 2-a, 3-b, 4-c
d) 1-b, 2-a, 3-d, 4-c
Ans. C

10. In India which of the following is not Correct about “DigiLocker” ?
a) Signing for Digilocker requires an individual’s mobile number
b) DigiLocker is a platform for issuance and verification of documents & certificates in a digital way,
thus eliminating the use of physical documents.
c) Organizations registered with DigiLocker can store electronic copies of documents/ certificated
directly into citizen’s lockers.
d) Citizens can download e-document but can not upload any document in their accounts.
Ans. D

11. Match the following terms:

a) 1-d, 2-b, 3-a, 4-c
b) 1-d, 2-c, 3-b, 4-a
c) 1-d, 2-c, 3-a, 4-b
d) 1-b, 2-a, 3-d, 4-c
Ans. C

12. Which of the following are basically small computers?
a) Tab
b) Mobile phone
c) Mouse
d) None of these
Ans. A

13. Which of the following is likely to have a speed of millions of instructions per second ?
a) Humans b) Cars c) Computers
Ans. C

14. Which of the following is referred to Garbage in the usage, “Garbage in Garbage Out” ?
a) Dust
b) Diseases
c) Error in input to computer
Ans. C

3. 15. Multiple passwords for single accounts or receipt of OTP on mobile has plans to secure the:
a) Gmail inbox
b) Yahoo inbox
c) Banking transactions
Ans. C

16. Which of the following allows to take 3D images of internal organs?
a) CAT
b) Blood sugar monitor
c) Blood pressure monitor
Ans. A

17. In order to entertain, how are various artificial effects added to a movie?
a) Using video effects software
b) By causing rain and thunder
c) None of these
Ans. A

18. What does the M in BPM stand for?
a) Manager
b) Management
c) Measurement
Ans. B

19. Which of the following is an online encyclopedia?
a) Bing
b) Slashdot
c) Wikipedia
Ans. C

20. Which of the following machines is the fastest?
a) Lawn mower
b) Simple pendulum
c) Computer
Ans. C

21. What is meant by the statement that, “Computer is accurate”?
a) Computer gives correct output for correct input only
b) Computer can calculate infinitely
c) Computer does not get tried
Ans. A

22. Which of the following can cause the computer to stop its working?
a) System failure
b) Power issues
c) Both of these
Ans. C

23. Which of these machines many years ago used to be analog ?
a) Radio
b) Television
c) Car
Ans. C

4. 24. Semiconductor memory device in which stored date will remain permanently stored as long as
power is supplied is
a) Dynamic memory device
b) Storage device
c) Flash device
d) Static memory device
Ans. D

25. Computer word size is a multiple of
a) 16 bit
b) 4 bits
c) 1024 bits
d) 10 bits
Ans. A

26. In computer terminology, OCR stands for
a) Optical Character recognition
b) Optical Card Reader
c) Office cash receiver
d) Online Computer Retrieval
Ans. A

27. Type of computer memory in which access time is not constant but varies depending on the
address location is known as
a) RAM
b) RWM
c) ROM
d) SAM (Sequential access memory)
Ans. D

28. As a Technical Support Executive, which of the following is the most appropriate way to provide
confirmation after receiving query of a customer?
A. Give confirmation via email
B. Give confirmation via SMS
C. Give confirmation over call
D. Only give confirmation after the resolution of query
Correct Answer: A

29. You receive an email from a customer with a query. The query will be resolved but it is likely to
take more time than customer's expectation. What should you do in this situation?
A. Ask the customer to contact again after a while
B. Inform the customer about the delay in resolution and apologize for the same
C. Inform the customer that there will be a delay which is unavoidable
D. Ask the customer to contact a different representative
Correct Answer: B

30. A customer's computer screen freezes on the Windows startup screen during boot. Which of the
following is the most likely cause of this problem?
A. Corrupt boot sector
B. Problem with a hardware device
C. Corrupt or missing NTLDR
D. Error in BOOT.INI
Correct Answer: D

5. 31. A computer system can accept textual input with the help of
a) Mouse
b) Video Camera
c) Keyboard
d) Barcode Reader
Ans. c

32. We can enter the audio form of data into a computer system with the help of
a) Microphone
b) Scanner
c) Keyboard
d) Barcode Reader
Ans. a

33. One of the Internet Service provider in India
a) CBSE
b) BSNL
c) Microsoft
d) Infosys
Ans. b

34. Files can be organized in
a) Printer
b) keyboard
c) Folder
d) Mouse
Ans. c

35. Which of the following is NOT an input device?
a) Scanner
b) Speaker
c) Keyboard
d) Mic
Ans. b

36. Which of the following can be used for Audio-Video communication?
a) Video Conferencing
b) Chat
c) Email
d) IP Telephony
Ans. a

37. Which of the following is Not an Internet Browser?
a) Google Chrome
b) Internet Explorer
c) Mozilla Firefox
d) Notepad
Ans. D

38. Identify a valid email id out of the following.
a) [email protected] b) gk_editorial.gmail.in
c) gk@editorial@in d) gk [email protected]
Ans. A

6. 39. Which of the following combination of keys are used for copying a particular file in a folder?
a) CTRL + V
b) Ctrl + X
c) Ctrl + C
d) Ctrl + A
Ans. C

40. Who programmed the first computer game ‘spacewar!’ in 1962?
a) Steave Russell
b) Konard Zuse
c) Alan Emtage
d) Tim Berners-Lee
Ans. A

41. Who created the C programming Language
a) Ken Thompson
b) Dennis Ritchie
c) Robin Milner
d) Frieder Nake
Ans. B

42. When NASSCOM (National Association of Software and Services Companies) was established
a) 1988
b) 1997
c) 1993
d) 1882
Ans. A

43. Who is known as the father of internet
a) Alan Perlis
b) Jean E. Sammet
c) Vint Cerf
d) Steve Lawrence
Ans. C

44. Which one is the first high level programming language
a) C
b) COBOL
c) FORTRAN
d) C++
Ans. C

45. India’s first super computer PARAM 8000 was installed in
a) 1988
b) 1991
c) 1995
d) 1982
Ans. B

46. Who developed Java Programming Language?
a) James Gosling b) Douglas Engelbart
c) Edmund M. Clarke d) James D. Foley
Ans. A

7. 47. Which one is volatile memory in a computer system
a) Hard Disk
b) RAM
c) ROM
d) Optical Drive
Ans. B

48. One Terabyte (1 TB) is equal to
a) 1028 GB
b) 1012 GB
c) 1000 GB
d) 1024 GB
Ans. D

49. Who first developed QWERTY keyboard used in computers and phones
a) Raphael Finkel
b) Wim Ebbinkhuijsen
c) Shafi Goldwasser
d) Christopher Latham Sholes
Ans. D

50. Which Operating system is developed and used by Apple Inc
a) Windows
b) Android
c) iOS
d) UNIX
Ans. C

51. Linus Torvalds develop which operating system
a) Windows
b) Mac OS
c) UNIX
d) Linux
Ans. D

52. Which one is the first search engine in internet?
a) Google
b) Archie
c) Altavista
d) WAIS
Ans. B

53. Which one is the first web browser invented in 1990?
a) Internet Explorer
b) Mosaic
c) Mozilla
d) Nexus
Ans. D

54. Which of the following programming language is used to create programs like applets?
a) COBOL b) C Language
c) Java d) BASIC
Ans. C

8. 55. Which one programming language is exclusively used for artificial intelligence
a) C
b) Java
c) J2EE
d) Prolog
Ans. D

56. Firewall in computer is used for
a) Security
b) Data Transmission
c) Authentication
d) Monitoring
Ans. A

57. Which of the following is not an operating system?
a) DOS
b) Mac
c) C
d) Linux
Ans. C

58. Which of the following is not a database management software?
a) MySQL
b) Oracle
c) Sybase
d) COBOL
Ans. D

59. Number of layers in the OSI (Open system interconnection) Model
a) 9
b) 3
c) 7
d) 11
Ans. C

60. 1024 bit is equal to how many byte
a) 1 Byte
b) 128 Byte
c) 32 Byte
d) 64 Byte
Ans. B

61. Where is the headquarter of Microsoft office located
a) Texas
b) New York
c) California
d) Washington
Ans. d

62. .gif is an extension of
a) Image file b) Video file
c) Audio file d) Word file
Ans. A

9. 63. Which one is the first fully supported 64-bit operating system
a) Windows Vista
b) Mac
c) Linux
d) Windows XP
Ans. C

64. Which of the following is not a web browser?
a) MOSAIC
b) WWW
c) Facebook
d) Netscape navigator
Ans. C

65. In computer world, Trojan refer to
a) Virus
b) Malware
c) Worm
d) Spyware
Ans. B

66. Which protocol is used to receive e-mail?
a) SMTP
b) POP3
c) HTTP
d) FTP
Ans. B

67. Which Protocol is used to send e-mail?
a) HTTP
b) POP3
c) SMTP
d) SSH
Ans. C

68. Which computer program converts assembly language to machine language
a) Interpreter
b) Compiler
c) Assembler
d) Comparator
Ans. C

69. A computer use which type of number system to calculate and to store data
a) Decimal
b) Octal
c) Binary
d) Hexadecimal
Ans. C

70. What is the extension type of the excel 2007 files
a) .xls b) .xlsx
c) .xsl d) None of the above
Ans. B

10. 71. Full form of "OS" is?
a) Order of significance
b) Operating system
c) Open software
d) Optical Sensor
Answer = B

72) The ribbon is used in ?
a) Laser Printer
b) Plotter
c) Ink-jet printer
d) Dot Matrix printer
Answer = D

73) Address book contains?
a) Email address
b) Phone numbers
c) People Names
d) All of the above
Answer = D

74) Main memory is also known as ?
a) Auxiliary memory
b) Primery memory
c) Secondry memory
d) None of above
Answer = B

75) Joystick is used to ?
a) Move cursor on the screen
b) Computer games
c) Both a and b
d) None of these
Answer = C

76) A DNS translates a domain name into what ?
a) Binary
b) Hex
c) IP
d) URL
Answer = C

77) When was the first e-mail sent ?
a) 1963
b) 1969
c) 1971
d) 1974
Answer = C Explanation: It was sent by Ray Tomlinson

78) What type of memory is volatile ?
a) Cache b) RAM
c) ROM d) Hard Drive
Answer =B

11. 79) A presentation means ?
a) Display of products
b) Explaining the utility of products
c) A gift
d) Display of communication or skills
Answer = B

80) The term CRM means ?
a) Customer Relationship Management
b) Customer Retention Manager
c) Customer's Relative Meet
d) Channel Root Market
Answer = A

81) Why would a switch be used in a network in preference to a HUB ?
a) To reduce the network traffic
b) To prevent the spread of all viruses
c) To connect a computer directly to the internet
d) To manage password security at the work station
Answer = A

82) What should be done to successfully convert the format of an image from BMP to JPEG ?
a) Compress the file
b) Rename the image
c) Use the save as command
d) Change the image file extension
Answer =d

83) A company regularly updates a user reference guide. Some staff are confused about which of
the printed document is the most current. What feature should be included in the reference guide to
eliminate this confusion ?
a) Data printed
b) Version number
c) Authors name
d) Copyright information
Answer = B

84) The term associated with the processing of comparison speed is ?
a) FFTS
b) MPG
c) MIPS
d) CPS
Answer =C

85) The data from a spreadsheet needs to be imported into a database package. Which file format
would be the most appropriate when saving the spreadsheet file ?
a) CSV
b) HTML
c) PDF
d) RTF
Answer =A

12. 86) For reproducing sound the CD audio player uses a ?
a) Quartz Cristal
b) Titanium Needle
c) Laser Beam
d) Barium Titanium Ceramic
Answer =C

87) Which of the following would indicate that the motherboard battery has failed ?
a) Operating system passwords are lost
b) Files on the hard disk are lost and corrupted
c) Hardware settings, including virtual memory reverts to default values
d) Hardware settings, including the current date and time reverts to default values
Answer = D

88) Which of the following is essential component of communication cycle ?
a) A message
b) An interpreter
c) An email account
d) An internet connection
Answer =A

89) Which country created the most used networking software in 1980's ?
a) Sun
b) IBM
c) Novell
d) Microsoft
Answer =C

90) What does SSL stands for ?
a) System socket layer
b) Secure system login
c) Secure socket layer
d) Secure system login
Answer =C

91) What is MAC ?
a) A computer made by Apple
b) Memory address corruption
c) Mediocre Apple Computer
d) Media Access Control
Answer =D

92) What does PPTP stand for ?
a) Point to Point Transmission Protocol
b) Point to Point Transfer Protocol
c) Point to Point Tunneling Protocol
d) Point to Point Traffic Protocol
Answer = C

93) The IBM PC-XT was the first to include a hard drive. What was the capacity of this disk ?
a) 750 KB b) 10 KB
c) 20 KB d) 1.44 KB
Answer =B

13. 94) In 1983, which person was the first to offer a definition of the term 'computer virus' ?
a) Smith
b) Cohen
c) Norton
d) Mcafee
Answer = B

95) DTP computer abbreviation usually means ?
a) DeskTop Publishing
b) Data Type Programming
c) Digital Transmission Protocol
d) None Of above
Answer = B

96. In the computer terminology IME stands for
a) Infinite Memory Engine
b) Input Method Editor
c) Inside MicroSoft Excel
d) Immedia
Ans. B

97.Computer chain printer consist of a chain of
a) lines
b) words
c) characters
d) pages
Ans. C

98. In computer, testing of a program’s component is called
a) pilot testing
b) isolation testing
c) system testing
d) unit testing
Ans. D

99. Computer software which is required to match the sound uttered by user with a vocabulary of
sound signals stored in a computer is
a) speech-recognition
b) solaris
c) NetWare
d) sound tracker
Ans. A

100. Types of plotter are
a) 2 b) 3 c) 4 d) 5
Ans. A

101. Data entered into computer through keyboard and mouse is an example of
a) instruction
b) command
c) indirect input
d) direct input
Ans. C

14. 102. Components of a computer that are tangible are
a) output
b) hardware
c) storage device
d) peripheral device
Ans. B

103. Computer device which enable the user to input text and numerical data by hand writing on the
pressure sensitive surface using a special pen is called
a) stylus pen
b) character-recognition device
c) mouse
d) sensor
Ans. B

104. Colors that are contained by the color guns of computer screen are
a) red, green and blue
b) yellow, red and green
c) orange, red and green
d) black, blue and green
Ans. A

105. Information in computer read only memory is stored by
a) user
b) programmer
c) manufacturer
d) engineer
Ans. C

106. Form of information which is written as a phrase or sentence is termed as
a) message
b) data
c) text
d) character
Ans. A

107. In computer, LCD monitor screen shape is
a) flat
b) oval
c) cylinder
d) cone
Ans. A

108. Computer device which detects each spot of image on a paper is
a) video cam b) web cam
c) scanner d) printer
Ans. C

109. Group of bits in a memory which is used to represent information or data of some type is
known as
a) byte b) memory word
c) SRAM d) PROM
Ans. B

15. 110. In computer, method of input which requires intermediate handling of data is
a) Direct input method
b) indirect input method
c) source data input method
d) input method editor
Ans. B

111. Computer hardware consists of
a) I/O devices
b) CPU
c) storage device
d) All of these
Ans. D

112. Computer memory is measured in terms of
a) bits
b) bytes
c) cells
d) units
Ans. B

113. Memory of a computer which is volatile is
a) RAM
b) ROM
c) EEPROM
d) CMOS
Ans. A

114. Computer mouse is used for
a) drawing
b) creating lines
c) selecting options
d) all of these
Ans. D

115. Example of computer sequential access memory is
a) magnetic tape
b) DVD
c) Memory card
d) Hard Disk
Ans. A

116. A part of a computer system that consists of data or computer instructions is called
a) software
b) chip
c) hardware
d) DOS
Ans. A

117. Output device used to produce high quality graphics in a variety of colors is called
a) plotter b) printer
c) typewriter d) scanner
Ans. A

16. 118. Computer device which is used to displays output on a screen is
a) monitor
b) LCD
c) LED
d) Projector
Ans. A

119. Types of computer impact printer are
a) dot matrix printers
b) daisy wheel printers
c) line printers
d) all of these
Ans. D

120. Fastest impact printer is
a) dot matrix printer
b) line printer
c) Daisy wheel printer
d) Drum printer
Ans. B

121. In information technology, LCD stands for
a) Liquid Crystal Display
b) Low cost Display
c) Local Current Directory
d) Liquid Cathode Display
Ans. A

122. Computer Mouse is an essential part of
a) Software
b) Hardware
c) CPU
d) Motherboard
Ans. B

123. Computer input devices examples are
a) keyboard
b) pointing devices
c) Source data-entry devices
d) All of these
Ans. D

124. Key of the keyboard which enable a user to escape from currently selected option or task on a
computer is termed as
a) ESC key b) Home key c) F4 Key d) F7
Ans. A

125. Computer programs are known as
a) Operating systems
b) software
c) applications
d) icons
Ans. B

17. 126. In computer, LPT stands for
a) line printer
b) laser printer
c) low print typewriter
d) line per text
Ans. A

127. Computer line printer can prints lines at the rate of
a) 2000 lines per minute
b) 1000 lines per minute
c) 500 lines per minute
d) 3000 lines per minute
Ans. A

128. Modern computers are based on
a) Microprocessor
b) Micro chip
c) Both A and B
d) I/O Devices
Ans. C

129. In computer, measure of memory device’s operating speed is termed as
a) access time
b) write time
c) store time
d) input time
Ans. A

130. Scanner with a resolution of 600 dots per inch can split image into
a) 600x600 areas
b) 600x100 areas
c) 600x1200 areas
d) 600x300 areas
Ans. A

131. In computers, operating system and utility programs are example of
a) system software
b) device drivers
c) application software
d) customized software
Ans. A

132. Memory word size in modern computers typically ranges from
a) 4 to 64 bits
b) 8 to 40 bits
c) 5 to 50 bits
d) 3 to 36 bits
Ans. A

133. Device which is used to produce hard copy of computer output is known as
a) typewriter b) printer
c) scanner d) plotter
Ans. B

18. 134. Computer that uses microprocessor as its central processing unit is known as
a) personal computer
b) micro computer
c) mini computer
d) Both A and B
Ans. D

135. Data in a computer which is processed into useful information is called
a) input
b) output
c) information
d) data processing
Ans. B

136. Two main types of a computer software are
a) system software and application software
b) Linux and Unix
c) windows and Mac OS
d) Disk drive and anti virus
Ans. A

137. In computer, volatile and non-volatile are two types of
a) memory
b) storage device
c) optical device
d) floppy disk
Ans. A

138. Control usage and allocation of different hardware components of computer is done by
a) address bus
b) system software
c) application software
d) data bus
Ans. B

139. Direction keys which are present on a keyboard are
a) 5
b) 4
c) 3
d) 2
Ans. B

140. Any thing or signal given to the computer by the user is termed as
a) input b) data c) instructions d) command
Ans. A

141. Computer software which is designed only for the use of particular customer or organization is
called
a) program
b) application
c) customized software
d) system software
Ans. C

19. 142. Computer system which uses drum plotter area
a) mainframe computer
b) mini computer
c) both A and b
d) super computer
Ans. C

143. Memory of a computer which store data and instructions permanently is
a) RAM
b) ROM
c) RWM
d) CMOS
Ans. B

144. Each word which is stored in a memory device or system contains
a) same address
b) replicate address
c) unique address
d) 10010 address
Ans. C

145. Function keys which are present in keyboard are of number
a) 12
b) 10
c) 7
d) 15
Ans. A

146. Term which is used in a computer to represent 8-bit is
a) memory cell
b) byte
c) unit
d) bus
Ans. B

147. Computer hardware can’t perform any task without
a) processing
b) software
c) DOS
d) operating system
Ans. B

148. Main purpose of computer software is to make computer’s work
a) effective
b) speedy
c) up-to-data
d) error less
Ans. A

149. Computer memory in which each individual byte can be accessed directly is known as
a) ROM b) RAM
c) DRAM d) EPROM
Ans. B

20. 150. World has become a global village because of
a) information technology
b) networking
c) chatting
d) transferring information
Ans. A

151. Hand-held device which is used to pick options that are displayed on a computer screen is
known as
a) keyboard
b) mouse
c) joystick
d) stylus pen
Ans. B

152. In computer, amount of time required by the memory to perform read or write operation and
then return to its original state to ready for the next operation is termed as
a) access time
b) cycle time
c) store time
d) read and write time
Ans. B

153. How many users can use a microprocessor at a time?
a) single user
b) multi users
c) particular user
d) only professional user
Ans. A

154. In computer, direct and indirect are two method of
a) input
b) output
c) print
d) scan
Ans. A

155. Pins that are present in a computer dot matrix printer are
a) 9 or 24
b) 20 or 30
c) 8 or 13
d) 5 or 10
Ans. A

156. Computer process of training personnel to use the new system is accomplished during
a) analysis b) design
c) development d) implementation
Ans. D

157. Computer software designed for the use of sale to general public is called
a) package software b) application software
c) system software d) customized software
Ans. A

21. 158. Device which is used to convert spoken words into digital signals is termed as
a) speaker
b) microphone
c) head phone
d) voice-recognition device
Ans. B

159. Computer memory which is also known as direct access memory is
a) RAM
b) ROM
c) PROM
d) SRAM
Ans. A

160. Physical parts of a computer are also known as
a) hardware
b) software
c) disk drive
d) interface
Ans. A

161. Colors that can be supported by extended graphic array with a resolution of 1024 by 768 pixels
are
a) 102400
b) 7680
c) 10000
d) 65000
Ans. D

162. In computer system, key which is used to delete character on the screen is
a) DEL key
b) backspace key
c) Left arrow key
d) ESC key
Ans. B

163. Collection of raw facts and figures in a computer is termed as
a) information technology
b) application
c) data
d) input
Ans. C

164. Laser and ink jet printer are categorized as
a) high speed printers b) non impact printers
c) both A and B d) impact printers
Ans. C

165. Output device of a computer which is used by applications that include drawing graphics,
making maps, plotting civil engineering drawings and machine components is
a) printer b) display device
c) plotter d) monitor
Ans. C

22. 166. Memory of a computer which can both read and write is
a) CMOS
b) PROM
c) RAM
d) DRAM
Ans. C

167. Which of the following is non impact printer?
a) laser printer
b) ink jet printer
c) thermal printer
d) all of these
Ans. D

168. Examples of package softwares are
a) word processor
b) MS Word
c) data base software
d) all of these
Ans. D

169. Computer output which can be represent on screen and is not tangible is called
a) software
b) window
c) softcopy
d) desktop
Ans. C

170. In computer, set of instructions used to solve particular problems are termed as
a) program
b) software
c) both A and B
d) data
Ans. C

171. Semiconductor memory device in which stored data will not remain permanently stored even
when power is supplied is called
a) dynamic memory device
b) static memory device
c) flash device
d) storage device
Ans. A

172. In computer, BIOS stands for
a) binary interrupt output service b) basic input/output system
c) binary input output support d) basic inside outside storage
Ans. B

173. ROM contains small set of instructions known as
a) BIOS b) PROM
c) EPROM d) EEPROM
Ans. A

23. 174. Computer output which is printed on paper and is tangible is known as
a) hardware
b) hard copy
c) document
d) result
Ans. B

175. In computer, device or electrical circuit which is used to store a single bit is known as
a) memory word
b) memory cell
c) byte
d) RAM
Ans. B

176. In computer, RAM is also called
a) main memory
b) primary memory
c) temporary memory
d) all of these
Ans. D

177. Computer device which is used for direct input purpose is termed as
a) transmitter
b) keyboard
c) microphone
d) source data input device
Ans. D

178. In computer, customized and package softwares are type of
a) application software
b) system software
c) utility software
d) operating software
Ans. A

179. Instructions that prepares the computer for the particular use are present in
a) RAM
b) ROM
c) CMOS
d) SAM
Ans. B

180. Operations of a computer which are controlled by microprocessor are
a) logic operations b) arithmetic operations
c) processing operations d) all operations
Ans. D

181. In computer terminology, CRT stands for
a) Cathode Ray Tube
b) Computer Remote Terminal
c) Combat Result Table
d) Computerized regular Thermography
Ans. A

24. 182. Computer Mouse is also known as
a) clicking device
b) moving device
c) picking device
d) pointing device
Ans. D

183. In computer, 1 kilobyte is equals to
a) 1024 bytes
b) 1048576 bytes
c) 1024400 bytes
d) 1048 bytes
Ans. A

184. In 1940, first electronic computer was invented by
a) Clifford Bery
b) George Boole
c) Atanasoff and Berry
d) John V.Atanasoff
Ans. C

185. Organized set of related components is referred as
a) system development life cycle
b) network
c) processing
d) system
Ans. D

186. In computer, number which is used to identifies the location of a word in memory is called
a) code
b) address
c) binary number
d) location
Ans. B

187. Characters that are printed by character printed at a single default time is
a) 1 character
b) 10 character
c) 50 character
d) 6 character
Ans. A

188. Computer operation in which binary word stored in a specific memory location is sensed then
transferred to another location is known as
a) write operation b) read and write operation
c) read operation d) access operation
Ans. C

189. Sensor used in a computer system for detection of mouse operation is
a) optical sensor b) rollers on the bottom of mouse
c) both A and B d) Sensor
Ans. C

25. 190. Cars, washing machines and cameras are controlled by
a) microprocessors
b) humans
c) robots
d) satellites
Ans. A

191. Common type of diagram in most project management software is
a) Gantt chart
b) CASE tool
c) system flowchart
d) data flowchart
Ans. A

192. Movement and selection of pen in computer flatbed plotter is controlled by
a) microprocessor
b) CPU
c) software
d) operating system
Ans. A

193. Component of computer which is used to store instructions and data is called
a) storage device
b) memory
c) hard disk
d) USB
Ans. B

194. Buttons present on the most conventional kind of mouse are
a) 2
b) 3
c) 4
d) 5
Ans. A

195. In computer, plotter drawn pictures on paper by using
a) brush
b) pencil
c) pen
d) highlighter
Ans. C

196. Form of energy which is used by information technology is
a) electric b) electromagnetic
c) both a and b d) none of these
Ans. C

197. Replacement of computer keyboard is
a) character-recognition device
b) mouse
c) typewriter
d) printer
Ans. A

26. 198. Laser printer mechanism is consists of
a) laser light b) roller
c) toner d) all of these
Ans. D

199. System analysis produces results which are based on
a) review of existing system b) design constraints
c) requirements definition d) all of these
Ans. D

200. Key which are used to issue command to the computer are
a) ctrl and alt b) shift and caps lock
c) ctrl and backspace d) alt and shift
Ans. A

201. Exhaustive data gathering is accomplished during
a) preliminary investigation b) analysis
c) design d) development
Ans. B

202. Computer software which is also known as Off-the-shelf software is
a) customized software b) package software
c) system software d) utility program
Ans. B

203. ____ includes all types of technology used to deal with information.
a) IT
b) MRI
c) Data entry operator
d) None of these
Ans. A

204. Rays emitted by cathode ray tube are
a) light
b) radiations
c) signals
d) electrons
Ans. A

205. Special purpose software are
a) Application software
b) System software
c) Utility software
d) Bespoke software
Ans. A

206. A channel for communicating across a boundary between two or more subsystem is known as
(A) Data path
(B) Walk through
(C) Act gram
(D) Interface
Ans: D

27. 207. Number of bit used by the IPv6 address
a) 32 bit
b) 64 bit
c) 128 bit
d) 256 bit
Ans. C
208. Interconnection of computer is possible only with the help of
a) cables
b) information technology
c) communication links
d) processing
Ans. B

209. Who is also known as the father of Indian Supercomputing?
a) Ragunath Mashelkar
b) Vijay Bhatkar
c) Jayant Narlikar
d) Nandan Nilekani
Ans. B
210. Which one is the first word processor application
a) MS Word
b) Apple i Work
c) Sun StarOffice
d) WordStar
Ans. D
Released in 1979 by Micropro International, WordStar was the first commercially successful word
processing software program produced for microcomputers. It became the best-selling software
program of the early 1980s. Its inventors were Seymour Rubenstein and Rob Barnaby.
211. Name a product that is meant for reading e-books.
a) Amazon Kindle
b) Yahoo Messenger
c) Yahoo Mail
d) None of these
Ans. A


Descriptive Question

Q1. What is IT?

Answer: Information Technology (IT) means creating, managing, storing and exchanging
information. IT includes all types of technology used to deal with information, such as computer
hardware and software technology, used for creating, storing and transferring information.

Q2. What is ITeS?
Answer: ITES stands for Information Technology Enabled Services. It includes a wide variety of
operations which uses information technology to improve the efficiency of an organization.

28. Q3. Difference between IT and ITeS
Answer:
 IT stands for Information Technology.
 ITES is for information technology enabled services.
 IT is the study of the design, management, development, implementation, and support of
computer-based information systems, typically about computer hardware and application
software.
 ITES is part of IT. ITES Self means IT with enabled services. ITES is the study of outsourced
service which has arisen due to involvement in various fields of IT such as banking and
finance, BPO, call centres, etc.

Q4. Give some examples of fields where ITeS are used.
Answer: Customer Relationship Management (voice and non-voice services), Medical Transcription,
Back Office Support, Software development, IT help desk services, business transformations,
Finance / Account etc.

Q5. What is e-governance?
Answer: Electronic governance or e-governance is the application of information and communication
technology (ICT) for delivering government services, exchange of information, communication
transactions, integration of various stand-alone systems between government to citizen (G2C),
government-to-business (G2B), government-to-government (G2G), government-to-employees (G2E) as
well as back-office processes and interactions within the entire government framework.

Q6. Explain the contribution of IT in education.
Answer: Using IT the teachers can create interesting audio and visual presentations which will keep the
students engaged and will give them a greater understanding of all the concepts. Using Information
Technology, the whole classroom can be digitalised thus making both teaching and process of learning
much easier.

Q7. Explain the use of IT in library.
Answer: IT makes library work easier, faster, cheaper and more effective. Helps to manage information
overload as information retrieval is made easier in computerized systems. Computerization saves space
and reduces paper.

Q8. Explain the significance of IT in business.
Answer: IT is used in business to prepare a budget, management, payroll preparation, financial decision
making, stock management, online sale and purchase of things. We can see product details or the
demonstration online, pay online and product will be delivered to our doorstep. The number of goods
can also be managed by computers.

Q9. Briefly explain different ways in which IT is used in healthcare services.
Answer: IT used in healthcare sectors in many ways. Hospital Management System is used to maintain
patient’s records, patient’s admissions, patient’s billing, patient’s discharge report etc. The computerized
machines are used for ECG, EEG, MRI, Ultrasound and CT scan, Nowadays, robots are used for
operations.

Use of IT in diagnosis: High tech machines are used to treat critical diseases. Diseases like cancer are
treated with computer aided machines.

Computerized Axial Tomography (CAT) Machine: 3D images of different parts of the body can be
taken by using this machine. These images are helpful in the diagnosis of many diseases.

29. MRI (Magnetic Resonance Imaging Machine): MRI machine are used to give the digital impression of
internal organs of the body by using strong magnetic fields and radio waves. The digital images are very
helpful in the detection and treatment the diseases.

Electrocardiogram (ECG) Machine: Hearts pumps blood to different part of the body, this produces
some electrical impulses. ECG machine records these electrical impulses and shows it in the form of
graph.

Cardiac Screening Machine: The physiology of heart and the movements inside heart can be seen by
using this machine. Many problems likes thinning of veins can be diagnosed and treated using this
machine.

Blood sugar testing devices: Now we can test the level of glucose in a person’s blood where sample
can be taken on a strip and tested on a machine.

Blood pressure measuring machine: Blood pressure can be checked from wrist band which can be
worn on the wrist and a device attached shows blood pressure.

1. Main difference between different types of computer printer depends upon
a) quality output
b) ability to print graphics
c) printing speed
d) all of these

2. In computer, write operation is also known as
a) process operation
b) input operation
c) store operation
d) output operation

3. Computer can run without
a) application software
b) system software
c) operating system
d) windows

4. In computers, application software executes
a) all the time
b) when required
c) any time
d) for few hours

5. Computer operation in which new word replaced the old one in a particular memory location is
termed as
a) save operation
b) fetch operation
c) control operation
d) write operation

6. Computer device which is similar to mouse is
a) joystick
b) keyboard
c) trackball
d) barcode reader

30. 7. Read operation is also known as
a) fetch operation b) access operation
c) store operation d) control operation

8. Computer firmware is present in
a) volatile memory
b) non-volatile memory
c) cache memory
d) RAM

9. Computer works on the principle of input, _____ and output.
a) Memory
b) Processing
c) Computer
d) None of these

10. ITES stands for ___
(A) Information Technology Entrusted Systems
(B) Information Technology Extended Services
(C) Information Technology Enabled Services
(D) Improving Technology Enlighted Services

11. Which of the following is not an IT enabled service?
(A) Call centre’s
(B) E-Governance
(C) Data digitization
(D) Word processor

12. A client _____ a service.
a) Requests
b) Provides
c) A or B
d) None of these

13. Smart boards are used in:
a) Classrooms
b) Railway stations
c) Airports
d) Library

14. Device that takes data from user and convert it into the form that can be easily understandable
by computer is
a) Storage device
b) Output device
c) input device
d) pointing device

15. Computer Hard Disk was introduced in 1956 by
a) Dell
b) Apple
c) Microsoft
d) IBM

31. 16. In which year ‘@’ sign was first chosen for its use in e-mail address?
a) 1976
b) 1980
c) 1977
d) 1972


17) Which American computer company is called Big Blue ?
a) IBM
b) Compaq Corp
c) Microsoft
d) Tandy Svenson

18. A Dual layer Blue-ray Disk can store data upto
a) 20 GB
b) 35 GB
c) 12 GB
d) 50 GB

19. Computer system has a unit, which displays the results from it.
a) Central Processing unit
b) memory unit
c) input unit
d) output unit

20. Who is known as the father of supercomputing?
a) David J. Brown
b) Gene Amdahl
c) Adam Dunkels
d) Seymour Cray

Click here for Answers

Computer Best MCQ Book in Just Rs.29/- [7000+ Question in English]
https://bharatskills.in/best-computer-mcq-book-for-competitive-exams/

Computer Best MCQ Book in Just Rs.25/- (2100+ Question in Hindi)
https://bharatskills.in/computer-mcq-book-in-hindi-pdf/

HEETSON

Telegram https://t.me/Heetson_Official
WhatsApp Channel

@heetsoniti