Class 9 Computer MCQs Tests

1. Which is the correct association between a computer hardware component and a computer function?

2. Software that is used to detect and remove the viruses from the computer is called:

3. Which software is given free of cost for an unlimited period of time.

4. Which of the following is NOT included in guided media?

5. The purpose of twisting the cables is:

6. LAN stands for:

7. How many pairs of computers can communicate simultaneously on LAN?

8. It is a pointing device with a vertical lever mounted on a base.

9. The types of memories on the motherboard are:

10. Which folder in Windows is the default folder where the user saves files?

___________  is a collection of system software that controls the working of a computer
system.

12. The processor which can perform all the operations and calculations is called:

13. In which of the following operating system, CPU is switched rapidly between all the programs to simultaneously execute all of them?

14. ‘Pairing’ of devices is done in:

15. Which of the following impairment refers to undesired signals that enter the path of the transmitted signal due to electromagnetic radiation?

16. Slid Rule was developed in 1614 by:

17. The name of built-in anti-virus software in Windows 10 is:

18. Third generation computers used:

19. The software which can convert an image of text into a text file that can be edited is known as:

20. What is the ready state of a process?

21. Which one of them is not a non-impact printer?

22. In which topology can a Node be easily added?

23. Transmitting and receiving antennas must be with in the line of sight in ____________.

24. Which one is a volatile memory?

25. ‘Multimodal Authentication’ means:

26. Which one of the following refers to the setting of margins, tab positions and line spacing in MS Word?

27. If an electrical signal has four states then it will _________ the bit transfer rate.

28. Which of the following malware gathers information about user activities on computer?

29. Which computer professional has the skills to edit and manipulate audio/video files?

30. Which of the following computer shares resources on a network for others to use?

31. Google Chrome is an example of:

32. The solution to attenuation is:

33. Which of the following topology is most expensive to implement?

34. Which of the following is volatile memory?

35. Which one of the following is an absolute cell reference in MS Excel?

36. Who is responsible for protecting information and information systems from unauthorized people in an organization?

37. Which of the following network is used to provide Cable TV and Internet services?

38. Start and stop bits are not used in ______________ transmission.

39. Which of the following is used for short-distance communication?

40. Which of the following is not a type of computer on the basis of operation?

41. It refers to the physical components that make up a computer system.

42. Which of the following authentication method is most reliable?

43. Which transmission media uses light waves for transmitting information?

44. A process is a program _________.

45. Which of the following is NOT a communication device?

46. Which of the following malware displays advertisements on the screen?

47. ______________ are used for solving complex application such as Global Weather Forecasting.

48. Rate of change of electrical signals per second is called:

49. What do you call a program in execution?

50. Who invented logarithm?

51. Which of the following device forwards information from one network to another by selecting the best pathway available?

52. Today’s modern digital computers are based on the idea of:

53. In which of the following network topology, a switch is required?

54. Which of the following authentication method is based on features of individual such as face, fingerprint and voice?

55. The old name of International Business Machines (IBM) was:

56. Cards used to connect additional devices to motherboard are attached via:

57. The period of the first generation computers was from:

58. Which of the following is not an example of system software?

59. Which of the following operating system was introduced in 1969?

60. All the input/output devices are connected to the:

61. Fourth generation computers use:

62. It is a very small amount of extremely fast memory inside the microprocessor or on the motherboard.

63. These are the electric pathways printed on the motherboard.

64. Which malware spreads automatically in computer networks and replicates itself

65. The purpose of using this memory is to improve the processing speed of computer.

66. ENIAC stands for:

67. Which of the following authentication method is used for opening security gates?

68. DVD stands for:

69. Modulator/Demodulator refers to ________ device.

70. Which software is distributed free of cost for a limited period as a trial version?

71. Components used for interconnecting dissimilar networks that use different communication protocols.

72. Slide rule was replaced by electronic pocket calculator in the early: 

73. It is a magnetic storage device used to store computer data.

74. Television broadcasting is an example of following transmission mode:

75. _________ is difficult to use because users have to remember the commands to perform any task.

76. Which of the following is not a process state?

77. It loads programs into memory and executes them.

78. Which of the following is used in airline traffic control system?

79. Which of the following authentication methodology is used to draw cash from ATM?

80. Which storage device has the fastest read/write access?

81. Which of the following tab of Word Ribbon contains Clipboard group?

82. What is a person who illegally breaks into others’ computer systems called?

83. The storage capacity of a DVD is in the range of:

84. _____________ is designed to solve a specific problem or to do a specific task.

85. MS-DOS was replaced by:

86. The process of converting analog signals into digital signals is called:

87. Which of the following Windows icon allows users to access a program, file or folder quickly?

88. Which of the following provides high speed Internet connection?

89. The operating system gives full control over a computer system to a person known as:

90. They normally interact with the system via the user interface provided by the application software.

91. Which one of the following medium transmits data using light waves?

92. Which of the following operating system allows many users to use a computer at the same time?

93. If the signal to noise ratio is higher than 1:1 that means:

94. ____________ is the set of rules between the two communicating devices.

95. The process of converting digital signals into analog signals is called:

96. Which of the following device is used for connecting computers together in wireless local area networks?

97. When the mouse pointer is at extreme left and changes to a right-pointing arrow, which of the following command is used in Word to select the entire document?

98. Which one of the following is open-source software?

99. Security threats are transferred from one system to another due to:

100. __________ network device is used to connect computers in a wireless local area network.

101. Which of the following operating system must process information and produce a response within a specified time?

102. The period of the third generation computers was from:

103. It is faster and more expensive than RAM.

104. In which of the following network, every computer can act as a client, server, or both at the same time?

105. What feature would an author use while writing a document to add and external link to a website in MS-Word?

106. Who is known as the father of modern digital computers?

107. ______ invented the world’s first microprocessor in November 1971.

108. WI–FI uses:

109. Which of the following is not the state of a process?

110. In which generation of computer microprocessor was introduced?

111. It acts as an interface between the computer user and computer.

112.  It is a multi-user CLI operating system.

113. The period of the second generation computers was from:

114. Rate of change of electrical signals per second is called:

115. VLSI stands for :

116. In which type of data transmission start/stop bits are used?

117. Which of the following use more cable?

118. It is the main chip on the motherboard that controls all the activities of the computer.

119. Which of the following is designed to control the operations of a computer?

120. Which of the following command in Excel allows the user to view only certain data in a worksheet based on a condition?

121. ‘D6’ with reference to a spreadsheet means:

122. For installation of Windows 10 operating system, while booting  the computer, make sure DVD is set as the:

123. UNIX was developed for use on ______.

124. Which of the following command is used to apply formatting to one or more cells based on the value of the cell?

125. Which of the following tab contains the commands for creating charts in Excel?

126. To create a new folder in Windows Explorer simply press the following keys:

127. An alternative of mouse present in laptop computers is:

128. Which of the following is similar between Synchronous and Asynchronous transmission?

129. Which interface is based on textual input?

130. Which of the following Windows icon allows users to access the contents of computer drives and manage files and folders?

131. OCR stands for:

132. Novell’s Netware and ProDOS are the examples of:

133. Antivirus software is an example of:

134. It loads programs into memory and executes them.

135. Which one of the following is a communication device?

136. The first antivirus software was developed by Bernd Fix in: 

137. A set of processes is deadlock if __________

138. Which of following network connects computers across cities, countries and continents?

139. Flight Gear (flight simulator) is an example of:

140. Which of the following user interface is the easiest one to learn and use?

141. Which one of the following errors will be handle by the operating system?

142. VLC media player is an example of:

143. Which of the following software is used for creating professional documents?

144. The communication over telephone line is an example of the following transmission mode:

145. The default MS Word document window name is:

146. In which of the following impairment, the strength of signal falls off with distance?

147. A device driver is a:

148. It is a single user and single task operating system.

149. Which of the following is the fastest memory?

150. Which of the following interface uses window, icon, menu, and a pointer to interact with computer?

151. First generation computers used:

152. Assembler is used as a translator for:

153. Which of the following is known as main memory or primary memory of computer?

154. In which of the following transmission, time interval between the characters is always same?

155. Which generation of computer used transistor?

156. By default how many tabs are there in Word Ribbon?

157. The period of the fourth generation computers is from:

158. When were IC chips developed?

159. Which of the following shortcut keys are used for pasting selected text?

160. Which of the following computer supports thousands of users at the same time?

161. A transmission impairment that refers to change in shape or frequency of digital signal is ____________.

162. Microsoft introduced the MS-DOS in ______.

163. Which of the following is open source operating system?

164. Abacus was the earliest calculating device most probably invented in:

165. A term that defines the direction of flow of information between devices.

166. Which of the following communication device is used to connect two different types of networks?

167. What type of software a device driver is?

168. What is making illegal copies of copyright software for use on other computers or sale called?

169. In which of the following transmission mode, information is transmitted in both directions but not simultaneously?

170. Which one of the following provides high speed internet connection?

171. Which of the following command in Excel restricts user from entering wrong data in cells of a worksheet?

172. Second generation computers used:

173. The operating system which processes information and produces response within a specified time is

174. What represents the overall data transmission capacity of a computer network?

175. Which of the following network topology uses a device called terminator?

176. It can be viewed as a resource manager.

177. What is a person who uses special tools for breaking into computer systems called?

178. _________ is a processing system in which jobs are collected, enters into a computer altogether and then computer executes them one by one

179. An operating system is a/an:

180. Which of the following network provides centralized security?

181. These are used to transmit information between various components of the computer.

182. Which of the following device is used for connecting computers together in wired local area networks?

183. By operating system, the resource management can be done viav__________.

184. What is used for creating decorative effects in Word?

185. A light-sensitive device that converts drawing, printed text, or other printed images into digital form is:

186. Which one of the following operating system is suitable for tasks where large amount of data has to be collected and processed on regular basis: