Class 9 Computer MCQs Tests

1. The purpose of twisting the cables is:

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

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

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

5. UNIX was developed for use on ______.

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

7. Which of the following network provides centralized security?

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

9. The types of memories on the motherboard are:

10. Third generation computers used:

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

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

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

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

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

16. It loads programs into memory and executes them.

17. DVD stands for:

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

19. Modulator/Demodulator refers to ________ device.

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

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

22. Which generation of computer used transistor?

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

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

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

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

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

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

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

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

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

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

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

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

35. A process is a program _________.

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

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

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

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

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

41. The solution to attenuation is:

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

57. Fourth generation computers use:

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

59. Which of the following is the fastest memory?

60. WI–FI uses:

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

62. What type of software a device driver is?

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

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

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

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

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

68. 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:

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

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

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

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

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

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

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

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

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

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

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

80. VLSI stands for :

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

82. A device driver is a:

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

84. A set of processes is deadlock if __________

85. ENIAC stands for:

86. What do you call a program in execution?

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

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

89. Which of the following is volatile memory?

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

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

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

93. Antivirus software is an example of:

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

95. Assembler is used as a translator for:

96. When were IC chips developed?

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

98. LAN stands for:

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

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

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

102. First generation computers used:

103. In which generation of computer microprocessor was introduced?

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

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

106. What is the ready state of a process?

107. Which interface is based on textual input?

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

109. An operating system is a/an:

110. MS-DOS was replaced by:

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

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

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

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

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

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

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

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

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

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

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

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

123. VLC media player is an example of:

124. Microsoft introduced the MS-DOS in ______.

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

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

127. ‘Multimodal Authentication’ means:

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

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

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

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

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

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

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

135. It loads programs into memory and executes them.

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

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

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

139. OCR stands for:

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

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

142. Google Chrome is an example of:

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

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

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

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

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

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

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

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

151. Which one is a volatile memory?

152. Slid Rule was developed in 1614 by:

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

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

155. It is faster and more expensive than RAM.

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

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

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

159. 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?

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

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

162. The default MS Word document window name is:

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

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

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

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

167. Second generation computers used:

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

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

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

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

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

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

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

175. It can be viewed as a resource manager.

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

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

178. Which of the following use more cable?

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

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

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

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

183. ‘Pairing’ of devices is done in:

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

185. Who invented logarithm?

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