Class 9 Computer MCQs Tests

1. Which of the following is volatile memory?

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

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

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

5. What is the ready state of a process?

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

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

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

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

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

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

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

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

14. Which one is a volatile memory?

15. Which generation of computer used transistor?

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

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

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

19. Which of the following use more cable?

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

21. VLC media player is an example of:

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

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

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

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

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

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

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

29. OCR stands for:

30. LAN stands for:

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

32. DVD stands for:

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

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

35. Antivirus software is an example of:

36. In which generation of computer microprocessor was introduced?

37. Which of the following network provides centralized security?

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

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

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

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

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

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

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

45. First generation computers used:

46. The default MS Word document window name is:

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

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

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

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

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

52. The purpose of twisting the cables is:

53. When were IC chips developed?

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

55. 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:

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

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

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

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

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

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

62. Second generation computers used:

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

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

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

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

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

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

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

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

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

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

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

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

75. Google Chrome is an example of:

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

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

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

79. What type of software a device driver is?

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

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

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

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

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

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

86. What do you call a program in execution?

87. ‘Pairing’ of devices is done in:

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

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

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

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

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

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

94. WI–FI uses:

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

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

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

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

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

100. Modulator/Demodulator refers to ________ device.

101. ENIAC stands for:

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

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

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

105. VLSI stands for :

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

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

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

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

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

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

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

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

114. MS-DOS was replaced by:

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

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

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

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

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

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

121. A set of processes is deadlock if __________

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

123. Microsoft introduced the MS-DOS in ______.

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

125. ‘Multimodal Authentication’ means:

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

127. Slid Rule was developed in 1614 by:

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

129. Third generation computers used:

130. It can be viewed as a resource manager.

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

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

133. 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?

134. Which interface is based on textual input?

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

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

137. Assembler is used as a translator for:

138. An operating system is a/an:

139. UNIX was developed for use on ______.

140. Who invented logarithm?

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

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

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

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

145. It loads programs into memory and executes them.

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

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

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

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

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

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

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

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

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

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

156. A process is a program _________.

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

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

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

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

161. The solution to attenuation is:

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

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

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

165. Which of the following is the fastest memory?

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

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

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

169. It loads programs into memory and executes them.

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

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

172. Fourth generation computers use:

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

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

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

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

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

178. The types of memories on the motherboard are:

179. A device driver is a:

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

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

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

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

184. It is faster and more expensive than RAM.

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

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