Class 9 Computer MCQs Tests

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

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

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

4. MS-DOS was replaced by:

5. OCR stands for:

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

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

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

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

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

11. ENIAC stands for:

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

13. What is the ready state of a process?

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

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

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

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

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

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

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

21. Which interface is based on textual input?

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

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

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

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

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

27. 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:

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

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

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

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

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

33. WI–FI uses:

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

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

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

37. First generation computers used:

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

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

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

41. In which generation of computer microprocessor was introduced?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

58. LAN stands for:

59. When were IC chips developed?

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

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

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

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

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

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

66. Microsoft introduced the MS-DOS in ______.

67. A device driver is a:

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

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

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

71. Which generation of computer used transistor?

72. ‘Multimodal Authentication’ means:

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

74. What type of software a device driver is?

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

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

77. Third generation computers used:

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

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

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

81. ‘Pairing’ of devices is done in:

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

83. Which of the following is volatile memory?

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

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

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

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

88. The types of memories on the motherboard are:

89. A process is a program _________.

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

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

92. Which of the following use more cable?

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

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

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

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

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

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

99. Which of the following is the fastest memory?

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

101. The solution to attenuation is:

102. The default MS Word document window name is:

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

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

105. What do you call a program in execution?

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

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

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

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

110. Second generation computers used:

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

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

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

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

115. It loads programs into memory and executes them.

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

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

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

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

120. Slid Rule was developed in 1614 by:

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

122. It can be viewed as a resource manager.

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

124. The purpose of twisting the cables is:

125. Assembler is used as a translator for:

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

127. UNIX was developed for use on ______.

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

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

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

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

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

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

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

135. VLC media player is an example of:

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

137. Fourth generation computers use:

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

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

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

141. A set of processes is deadlock if __________

142. 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?

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

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

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

146. VLSI stands for :

147. An operating system is a/an:

148. Which of the following network provides centralized security?

149. Who invented logarithm?

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

151. Google Chrome is an example of:

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

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

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

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

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

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

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

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

160. It loads programs into memory and executes them.

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

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

163. Modulator/Demodulator refers to ________ device.

164. Antivirus software is an example of:

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

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

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

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

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

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

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

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

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

174. It is faster and more expensive than RAM.

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

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

177. DVD stands for:

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

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

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

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

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

183. Which one is a volatile memory?

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

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

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