MCQs on Computer and IT – Set 1


1. The term ‘Computer’ is derived from__________

A. Latin

B. German

C. French

D. Arabic

Correct Answer: A. Latin

2. Who is the inventor of “Difference Engine”?

A. Alan Turing

B. Charles Babbage

C. Simur Cray

D. Augusta Adaming

Correct Answer: B. Charles Babbage

3. Who is the father of computers?

A. Alan Turing

B. Charles Babbage

C. Simur Cray

D. Augusta Adaming

Correct Answer: B. Charles Babbage

4. Who is the father of Computer science?

A. Alan Turing

B. Charles Babbage

C. Simur Cray

D. Augusta Adaming

Correct Answer: A. Alan Turing

5. Who is the father of the personal computer?

A. Ed Roberts

B. Alan Turing

C. Charles Babbage

D. None of these

Correct Answer: A. Ed Roberts

6. A CPU contains

A. A card reader and a printing device

B. An analytical engine and a control unit

C. A control unit and an arithmetic logic unit

D. An arithmetic logic unit and a card reader

Correct Answer: C. A control unit and an arithmetic logic unit

7. Which of the following controls the process of interaction between the user and the operating system?

A. User interface

B. Language translator

C. Platform

D. Screen saver

Correct Answer: A. User interface

8. The first computers were programmed using

A. Assembly language

B. Machine language

C. Source code

D. Object code

Correct Answer: B. Machine language

9. Which combination of hardware and software facilitates information sharing between computing devices?

A. Network

B. Peripheral

C. Expansion board

D. digital device

Correct Answer: A. Network

10. Coded entries which are used to gain access to a computer system are called

A. Entry codes

B. Passwords

C. Security commands

D. Code words

Correct Answer: B. Passwords

11. Which of the following statements is true?

A. Minicomputer works faster than Microcomputer

B. Microcomputer works faster than Minicomputer

C. Speed of both the computers is the same

D. The speeds of both these computers cannot be compared with the speed of advanced

Correct Answer: A. Minicomputer works faster than Microcomputer

12. You organize files by storing them in

A. Archives

B. Folders

C. Indexes

D. Lists

Correct Answer: B. Folders

13. What type of resource is most likely to be a shared common resource in a computer Network?

A. Printers

B. Speakers

C. Floppy disk drives

D. Keyboards

Correct Answer: A. Printers

14. Which device is required for the Internet connection?

A. Joystick

B. Modem

C. CD Drive

D. NIC Card

Correct Answer: B. Modem

15. What is a light pen?

A. Mechanical Input device

B. Optical input device

C. Electronic input device

D. Optical output device

Correct Answer: B. Optical input device

16. UNIVAC is

A. Universal Automatic Computer

B. Universal Array Computer

C. Unique Automatic Computer

D. Unvalued Automatic Computer

Correct Answer: A. Universal Automatic Computer

17. CD-ROM stands for

A. Compactable Read Only Memory

B. Compact Data Read Only Memory

C. Compatible Disk Read Only Memory

D. Compact Disc Read-Only Memory

Correct Answer: D. Compact Disc Read-Only Memory

18. ALU is

A. Arithmetic Logic Unit

B. Array Logic Unit

C. Application Logic Unit

D. None of above

Correct Answer: A. Arithmetic Logic Unit

19. VGA is

A. Video Graphics Array

B. Visual Graphics Array

C. Volatile Graphics Array

D. Video Graphics Adapter

Correct Answer: A. Video Graphics Array

20. IBM 1401 is

A. First Generation Computer

B. Second Generation Computer

C. Third Generation Computer

D. Fourth Generation Computer

Correct Answer: B. Second Generation Computer

21. MSI stands for

A. Medium Scale Integrated Circuits

B. Medium System Integrated Circuits

C. Medium Scale Intelligent Circuit

D. Medium System Intelligent Circuit

Correct Answer: A. Medium Scale Integrated Circuits

22. The capacity of 3.5 inch floppy disk is

A. 1.40 MB

B. 1.44 GB

C. 1.40 GB

D. 1.44 MB

Correct Answer: D. 1.44 MB

23. WAN stands for

A. Wap Area Network

B. Wide Area Network

C. Wide Array Net

D. Wireless Area Network

Correct Answer: B. Wide Area Network

24. MICR stands for

A. Magnetic Ink Character Reader

B. Magnetic Ink Code Reader

C. Magnetic Ink Cases Reader

D. None

Correct Answer: A. Magnetic Ink Character Reader

25. EBCDIC stands for

A. Extended Binary Coded Decimal Interchange Code

B. Extended Bit Coded Decimal Interchange Code

C. Extended Bit Case Decimal Interchange Code

D. Extended Binary Case Decimal Interchange Code

Correct Answer: A. Extended Binary Coded Decimal Interchange Code

26. Which of the following is a part of the Central Processing Unit?

A. Printer

B. Key board

C. Mouse

D. Arithmetic and Logic unit

Correct Answer: D. Arithmetic and Logic unit

27. CAD stands for

A. Computer aided design

B. Computer algorithm for design

C. Computer application in design

D. Computer analogue design

Correct Answer: A. Computer aided design

28. Junk e-mail is also called

A. Spam

B. Spoof

C. Sniffer script

D. Spool

Correct Answer: A. Spam

29. Hackers

A. All have the same motive

B. Break into other people’s computers

C. May legally break into computers as long as they do not do any damage

D. Are people who are allergic to computers

Correct Answer: B. Break into other people’s computers

30. What type of computers are client computers (Most of the time) in a client-server system?

A. Mainframe

B. Mini-computer

C. Microcomputer

D. PDA

Correct Answer: C. Microcomputer

31. A computer cannot ‘boot’ if it does not have the

A. Compiler

B. Loader

C. Operating System

D. Assembler

Correct Answer: C. Operating System

32. The amount of vertical space between lines of text in a document is called

A. double-space

B. line spacing

C. single space

D. vertical spacing

Correct Answer: B. line spacing

33. Example of non-numeric data is

A. Employee address

B. Examination score

C. Bank balance

D. All of these

Correct Answer: A. Employee address

34. What is an embedded system?

A. The programme which arrives by being wrapped in a box.

B. The programme which is the permanent part of the computer

C. The computer which is the part of a big computer

D. The computer and software system that control the machine

Correct Answer: D. The computer and software system that control the machine

35. First page of Website is termed as-

A. Homepage

B. Index

C. JAVA script

D. Bookmark

Correct Answer: A. Homepage

36. What term refers to the appearance of typed characters?

A. Size

B. Format

C. Point

D. Color

Correct Answer: B. Format

37. When a file is saved for the first time

A. A copy is automatically printed

B. It must be given a name to identify it

C. It does not need a name

D. It only needs a name if it is not going to be printed

Correct Answer: B. It must be given a name to identify it

38. Office LANS, which are scattered geographically on large scale, can be connected by the use of corporate

A. CAN

B. LAN

C. DAN

D. WAN

Correct Answer: D. WAN

39. Where are data and programs stored when the processor uses them?

A. Main memory

B. Secondary memory

C. Disk memory

D. Programme memory

Correct Answer: A. Main memory

40. Which pair correctly completes the statement: raw facts are ________, whereas meaningful data is ________?

A. Information, reporting

B. Data, information

C. Information, bits

D. Records, bytes

Correct Answer: B. Data, information

41. What characteristic of read-only memory (ROM) makes it useful?

A. ROM information can be easily updated.

B. Data in ROM is non-volatile, that is, it remains there even without electrical power.

C. ROM provides very large amounts of inexpensive data storage.

D. ROM chips are easily swapped between different brands of computers.

Correct Answer: B. Data in ROM is non-volatile, that is, it remains there even without electrical power.

42. What do you call the programs that are used to find out possible faults and their causes?

A. Operating system extensions

B. Cookies

C. Diagnostic software

D. Boot diskettes

Correct Answer: C. Diagnostic software

43. Which programming languages are classified as low level languages?

A. BASIC, COBOL, Fortran

B. Prolog

C. C, C++

D. Assembly languages

Correct Answer: D. Assembly languages

44. Which of the following is not anti- viruses’ software?

A. NAV

B. F-Prot

C. Oracle

D. McAfee

Correct Answer: C. Oracle

45. What does DMA stand for?

A. Distinct Memory Access

B. Direct Memory Access

C. Direct Module Access

D. Direct Memory Allocation

Correct Answer: B. Direct Memory Access

46. Which of the following is a storage device?

A. Tape

B. Hard Disk

C. Floppy Disk

D. All of the above

Correct Answer: D. All of the above

47. When did John Napier develop logarithms?

A. 1416

B. 1614

C. 1641

D. 1804

Correct Answer: B. 1614

48. A normal CD- ROM usually can store up to _________ _data?

A. 680 KB

B. 680 Bytes

C. 700 MB

D. 680 GB

Correct Answer: C. 700 MB

49. MIS is designed to provide information needed for effective decision making by?

A. Consumers

B. Workers

C. Foremen

D. Managers

Correct Answer: D. Managers

50. BCD is

A. Binary Coded Decimal

B. Bit Coded Decimal

C. Binary Coded Digit

D. Bit Coded Digit

Correct Answer: A. Binary Coded Decimal

51. ASCII stands for

A. American Stable Code for International Interchange

B. American Standard Case for Institutional Interchange

C. American Standard Code for Information Interchange

D. American Standard Code for Interchange Information

Correct Answer: C. American Standard Code for Information Interchange

52. Which of the following is the first generation of computer?

A. EDSAC

B. IBM-1401

C. CDC-1604

D. ICL-2900

Correct Answer: A. EDSAC

53. Chief component of first generation computer was

A. Transistors

B. Vacuum Tubes and Valves

C. Integrated Circuits

D. None of above

Correct Answer: B. Vacuum Tubes and Valves

54. FORTRAN is

A. File Translation

B. Format Translation

C. Formula Translation

D. Floppy Translation

Correct Answer: C. Formula Translation

55. EEPROM stands for

A. Electrically Erasable Programmable Read Only Memory

B. Easily Erasable Programmable Read Only Memory

C. Electrically Erasable Programmable Read-Only Memory

D. None of the above

Correct Answer: C. Electrically Erasable Programmable Read-Only Memory

56. Second Generation computers were developed during

A. 1949 to 1955

B. 1956 to 1963

C. 1965 to 1970

D. 1970 to 1990

Correct Answer: B. 1956 to 1963

57. The computer size was very large in

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

Correct Answer: A. First Generation

58. Microprocessors as switching devices are for which generation computers

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

Correct Answer: D. Fourth Generation

59. Which of the following devices can be used to directly image printed text?

A. OCR

B. OMR

C. MICR

D. All of above

Correct Answer: A. OCR

60. The output resolution of a printer is measured in:

A. Dot per inch

B. Dots per square inch (DPI)

C. Dots printed per unit time

D. All of above

Correct Answer: B. Dots per square inch (DPI)

61. In analogue computer

A. Input is first converted to digital form

B. Input is never converted to digital form

C. Output is displayed in digital form

D. All of above

Correct Answer: B. Input is never converted to digital form

62. In latest generation computers, the instructions are executed

A. Parallel only

B. Sequentially only

C. Both sequentially and parallel

D. All of above

Correct Answer: C. Both sequentially and parallel

63. Who designed the first electronics computer – ENIAC?

A. Von-Neumann

B. Joseph M. Jacquard

C. J. Presper Eckert and John W Mauchly

D. All of above

Correct Answer: C. J. Presper Eckert and John W Mauchly

64. Who invented the high level language “C”?

A. Dennis M. Ritchie

B. Niklaus Wirth

C. Seymour Papert

D. Donald Kunth

Correct Answer: A. Dennis M. Ritchie

65. Personnel who design, program, operate and maintain computer equipment refers to

A. Console-operator

B. Programmer

C. Peopleware

D. System Analyst

Correct Answer: C. Peopleware

66. When did arch rivals IBM and Apple Computers InC. decide to join hands?

A. 1978

B. 1984

C. 1990

D. 1991

Correct Answer: D. 1991

67. Human beings are referred to as Homosapinens, which device is called Silico Sapiens?

A. Monitor

B. Hardware

C. Robot

D. Computer

Correct Answer: D. Computer

68. An error in software or hardware is called a bug. What is the alternative computer jargon for it?

A. Leech

B. Squid

C. Slug

D. Glitch

Correct Answer: D. Glitch

69. Modern Computer are very reliable but they are not

A. Fast

B. Powerful

C. Infallible

D. Cheap

Correct Answer: C. Infallible

70. What is the name of the display feature that highlights are of the screen which requires operator attention?

A. Pixel

B. Reverse video

C. Touch screen

D. Cursor

Correct Answer: B. Reverse video

71. Personal computers use a number of chips mounted on a main circuit board. What is the common name for such boards?

A. Daughter board

B. Motherboard

C. Father board

D. Read board

Correct Answer: B. Motherboard

72. In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board?

A. Motherboard

B. Breadboard

C. Daughter board

D. Grandmother board

Correct Answer: A. Motherboard

73. What is meant by a dedicated computer?

A. Which is used by one person only

B. Which is assigned one and only one task

C. Which uses one kind of software

D. Which is meant for application software

Correct Answer: B. Which is assigned one and only one task

74. The system unit of a personal computer typically contains all of the following except:

A. Microprocessor

B. Disk controller

C. Serial interface

D. Modem

Correct Answer: D. Modem

75. A computer program that converts an entire program into machine language is called a/an

A. Interpreter

B. Simulator

C. Compiler

D. Commander

Correct Answer: C. Compiler

76. A computer program that translates one program instructions at a time into machine language is called a/an

A. Interpreter

B. CPU

C. Compiler

D. Simulator

Correct Answer: A. Interpreter

77. A small or intelligent device is so called because it contains within it a

A. Computer

B. Microcomputer

C. Programmable

D. Sensor

Correct Answer: D. Sensor

78. A fault in a computer program which prevents it from working correctly is known as

A. Boot

B. Bug

C. Biff

D. Strap

Correct Answer: B. Bug

79. A self replicating program, similar to a virus which was taken from a 1970s science fiction novel by John Bruner entitled the Shockwave Rider is

A. Bug

B. Vice

C. Lice

D. Worm

Correct Answer: D. Worm

80. Which bi-stable electronic circuit can represent two states?

A. Multivibrator

B. Flip-flop

C. Logic gates

D. Laten

Correct Answer: B. Flip-flop

81. Unwanted repetitive messages, such as unsolicited bulk e-mail is known as

A. Spam

B. Trash

C. Calibri

D. Courier

Correct Answer: A. Spam

82. DOS stands for

A. Disk Operating System

B. Disk operating session

C. Digital Operating System

D. Digital Open system

Correct Answer: A. Disk Operating System

83. Who co-founded Microsoft?

A. Babbage

B. Bill Gates

C. Bill Clinton

D. None of these

Correct Answer: B. Bill Gates

84. Which of the following are input devices?

A. Keyboard

B. Mouse

C. Card reader

D. Any of these

Correct Answer: D. Any of these

85. Examples of output devices are

A. Screen

B. Printer

C. Speaker

D. All of these

Correct Answer: D. All of these

86. Which of the following is also known as brain of computer

A. Control unit

B. Central Processing unit

C. Arithmetic and language unit

D. Monitor

Correct Answer: B. Central Processing unit

87. IBM stands for

A. Internal Business Management

B. International Business Management

C. International Business Machines

D. Internal Business Machines

Correct Answer: C. International Business Machines

88. Which program translates and executes code one line at a time during runtime?

A. Compiler

B. Interpreter

C. Linker

D. Loader

Correct Answer: B. Interpreter

89. ………..is an OOP principle

A. Structured programming

B. Procedural programming

C. Inheritance

D. Linking

Correct Answer: C. Inheritance

90. COBOL is widely used in applications

A. Commercial

B. Scientific

C. Space

D. Mathematical

Correct Answer: A. Commercial

91. RAM stands for

A. Random origin money

B. Random only memory

C. Read only memory

D. Random access memory

Correct Answer: D. Random access memory

92. 1 Byte =?

A. 8 bits

B. 4 bits

C. 2 bits

D. 9 bits

Correct Answer: A. 8 bits

93. SMPS stands for

A. Switched mode Power Supply

B. Start mode power supply

C. Store mode power supply

D. Single mode power supply

Correct Answer: A. Switched mode Power Supply

94. The device used to carry digital data on analogue lines is called as

A. Modem

B. Multiplexer

C. Modulator

D. Demodulator

Correct Answer: A. Modem

95. VDU is also called

A. Screen

B. Monitor

C. Both a & b

D. printer

Correct Answer: C. Both a & b

96. BIOS stands for

A. Basic Input Output system

B. Binary Input output system

C. Basic Input Off system

D. All the above

Correct Answer: A. Basic Input Output system

97. Father of “C” programming language

A. Dennis Ritchie

B. Prof John Keenly

C. Thomas Kurtz

D. Bill Gates

Correct Answer: A. Dennis Ritchie

98. The instructions that tell a computer how to carry out the processing tasks are referred to as computers__________

A. Programs

B. Processors

C. Input devices

D. Memory modules

Correct Answer: A. Programs

99. An area of a computer that temporarily holds data waiting to be processed is__________

A. CPU

B. Memory

C. Storage

D. File

Correct Answer: B. Memory

100. Which key closes a selected drop-down list, cancels a command, or closes a dialog box?

A. TAB

B. SHIFT

C. ESC

D. F10

Correct Answer: C. ESC

101. Which key is used to run a selected command?

A. SHIFT

B. TAB

C. ENTER

D. CTRL

Correct Answer: C. ENTER

102. Is the functional key to display save-as boxes.

A. F5

B. F6

C. F9

D. F12

Correct Answer: D. F12

103. Data becomes__________ when it is presented in a format that people can understand and use

A. Processed

B. Graphs

C. Information

D. Presentation

Correct Answer: C. Information

104. The term__________ designates equipment that might be added to a computer system to enhance its functionality.

A. Digital device

B. System add-on

C. Disk pack

D. Peripheral device

Correct Answer: D. Peripheral device

105. A__________ is a microprocessor -based computing device.

A. Personal computer

B. Mainframe

C. Workstation

D. Server

Correct Answer: A. Personal computer

106. RAM can be treated as the__________ for the computer’s processor

A. Factory

B. Operating room

C. Waiting room

D. Planning room

Correct Answer: C. Waiting room

107. Which of the following are the functions of an operating system

A. Allocates resources

B. Monitors Activities

C. Manages disks and files

D. All of the above

Correct Answer: D. All of the above

108. To move a copy of a file from one computer to another over a communication channel is called?

A. File transfer

B. File encryption

C. File modification

D. File copying

Correct Answer: A. File transfer

109. The primary function of the__________ is to set up the hardware and load and start an operating system

A. System Programs

B. BIOS

C. CP

D. Memory

Correct Answer: B. BIOS

110. What kind of memory is both static and non -volatile?

A. RAM

B. ROM

C. BIOS

D. CACHE

Correct Answer: B. ROM

111. Which type of software operates computer hardware and provides a platform for application software?

A. Application software

B. System software

C. Software

D. Operating system

Correct Answer: B. System software

112. The__________ is the amount of data that a storage device can move from the storage medium to the Computer per second

A. Data migration rate

B. Data digitizing rate

C. Data transfer rate

D. Data access rate

Correct Answer: C. Data transfer rate

113. A device, which is not connected to the CPU, is called as__________

A. land-line device

B. On-line device

C. Off-line device

D. Device

Correct Answer: C. Off-line device

114. What is the other name for a programmed chip?

A. RAM

B. ROM

C. LSIC

D. PROM

Correct Answer: D. PROM

115. On-line real time systems become popular in__________ generation

A. First Generation

B. Second Generation

C. Third Generation

D. Fourth Generation

Correct Answer: C. Third Generation

116. You use a(n)__________, such as a keyboard or mouse, to input information

A. Output device

B. Input device

C. Storage device

D. Processing device

Correct Answer: B. Input device

117. Which term describes a device’s ability to jump directly to requested data?

A. Sequential access

B. Random access

C. Quick access

D. All of the above

Correct Answer: B. Random access

118. Which operating-system feature allows two or more tasks, jobs, or programs to run simultaneously?

A. Multitasking

B. Multithreading

C. Multiprocessing

D. Multicomputing

Correct Answer: A. Multitasking

119. The task of performing operations like arithmetic and logical operations is called….

A. Processing

B. Storing

C. Editing

D. Sorting

Correct Answer: A. Processing

120. ALU and Control Unit jointly known as

A. RAM

B. ROM

C. CPU

D. PC

Correct Answer: C. CPU

121. RAM is an example of

A. Secondary memory

B. Primary memory

C. Main memory

D. Both (1) and (2)

Correct Answer: B. Primary memory

122. Magnetic disk is an example of

A. Secondary memory

B. Primary memory

C. Main memory

D. Both (1) and (2)

Correct Answer: A. Secondary memory

123. Which one of the following is NOT a computer language

A. MS-Excel

B. BASIC

C. COBOL

D. C++

Correct Answer: A. MS-Excel

124. RAM is also called as

A. Read / Write Memory

B. Long Memory

C. Permanent Memory

D. Primary Memory

Correct Answer: A. Read / Write Memory

125. Store data or information temporarily and pass it on as directed by the control unit

A. Address

B. Register

C. Number

D. Memory

Correct Answer: B. Register

126. Select the Odd one

A. Operating system

B. Interpreter

C. Compiler

D. Assembler

Correct Answer: A. Operating system

127. A__________ is an additional set of commands that the computer displays after you make a selection from the main menu

A. Dialog box

B. Submenu

C. Menu selection

D. All of the above

Correct Answer: B. Submenu

128. COBOL is an acronym for__________

A. Common Business Oriented Language

B. Computer Business Oriented Language

C. Common Business Operated Language

D. Common Business Organized Language

Correct Answer: A. Common Business Oriented Language

129. All of the following are examples of real security and privacy risks EXCEPT

A. Hackers

B. Spam

C. Viruses

D. Identity theft

Correct Answer: B. Spam

130. Which of the following is NOT one of the four major data processing functions of a computer?

A. Gathering data

B. Processing data into information

C. Analyzing the data or information

D. Storing the data or information

Correct Answer: C. Analyzing the data or information

131. All of the following are examples of storage devices EXCEPT:

A. Hard disk drives

B. Printers

C. Floppy disk drives

D. CD drives

Correct Answer: B. Printers

132. The CPU and memory are located on the:

A. Expansion board

B. Motherboard

C. Storage device

D. Output device

Correct Answer: B. Motherboard

133. Which field attempts to produce machines that display human-like intelligence?

A. Nanoscience

B. Nanotechnology

C. Simulation

D. Artificial intelligence (Al)

Correct Answer: D. Artificial intelligence (Al)

134. Servers are computers that provide resources to other computers connected to a:

A. Network

B. Mainframe

C. Supercomputer

D. Client

Correct Answer: A. Network

135. When creating a computer program, the__________ designs the structure of the program

A. End user

B. System Analyst

C. Programmer

D. All of the above

Correct Answer: B. System Analyst

136. Computers process data into information by working exclusively with:

A. Multimedia

B. Word

C. Numbers

D. Characters

Correct Answer: C. Numbers

137. The difference between people with access to computers and the Internet and those without this access is known as the:

A. Digital divide

B. Internet divide

C. Web divide

D. E-illiteracy

Correct Answer: A. Digital divide

138. Computers manipulate data in many ways and this manipulation is called….

A. Upgrading

B. Processing

C. Batching

D. Utilizing

Correct Answer: B. Processing

139. The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement specialty called:

A. Robotics

B. Simulation

C. Computer forensics

D. Animation

Correct Answer: C. Computer forensics

140. Where does most data go first within a computer memory hierarchy?

A. RAM

B. ROM

C. BIOS

D. CACHE

Correct Answer: A. RAM

141. The………….data mining technique derives rules from real-world case examples.

A. Rule discover

B. Signal processing

C. Neural nets

D. Case-based reasoning

Correct Answer: D. Case-based reasoning

142. …………….are used to identify a user who returns to a Website

A. Cookies

B. Plug-ins

C. Scripts

D. ASPs

Correct Answer: A. Cookies

143. Codes consisting of lines of varying widths or lengths that are computer-readable are known as-

A. An ASCII code

B. A magnetic tape

C. An OCR scanner

D. A bar code

Correct Answer: D. A bar code

144. Why is it unethical to share copyrighted files with your friends?

A. It is not unethical, because it is legal.

B. It is unethical because the files are being given for free.

C. Sharing copyrighted files without permission breaks copyright laws.

D. It is not unethical because the files are being given for free.

Correct Answer: C. Sharing copyrighted files without permission breaks copyright laws.

145. Reusable optical storage will typically have the acronym-

A. CD

B. DVD

C. ROM

D. RW

Correct Answer: D. RW

146. The most common type of storage devices are-

A. Steel

B. optical

C. magnetic

D. flash

Correct Answer: C. magnetic

147. A device that connects to a network without the use of cables is said to be-

A. Distributed

B. Free

C. Centralized

D. Wireless

Correct Answer: D. Wireless

148. A person who used his or her expertise to gain access to other people’s computers to get information illegally or do damage is a-

A. Hacker

B. Spammer

C. Instant messenger

D. Programmer

Correct Answer: A. Hacker

149. To access properties of an object, the mouse technique to use is-

A. Dragging

B. Dropping

C. Right-clicking

D. Shift-clicking

Correct Answer: C. Right-clicking

150. A DVD is an example of a (n)-

A. Hard disk

B. Optical disc

C. Output device

D. Solid-state storage device

Correct Answer: B. Optical disc

151. The process of transferring files from a computer on the Internet to your computer is called

A. Downloading

B. Uploading

C. FTP

D. JPEG

Correct Answer: A. Downloading

152. Which process divides a disk into tracks and sectors?

A. Tracking

B. Formatting

C. Crashing

D. Allotting

Correct Answer: B. Formatting

153. Help Menu is available at which button?

A. End

B. Start

C. Turnoff

D. Restart

Correct Answer: B. Start

154. The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as

A. CISC

B. RISC

C. CD-ROM

D. Wi-Fi

Correct Answer: B. RISC

155. Which is not a basic function of a computer?

A. Store data

B. Accept input

C. Process data

D. Copy text

Correct Answer: D. Copy text

156. ASCII is a coding system that provides

A. 256 different characters

B. 512 different characters

C. 1024 different characters

D. 128 different characters

Correct Answer: D. 128 different characters

157. Which part of the computer is directly involved in executing the instructions of the computer program?

A. The scanner

B. The main storage

C. The secondary storage

D. The processor

Correct Answer: D. The processor

158. When a computer is switched on, the booting process performs

A. Integrity Test

B. Power-On Self-Test

C. Correct Functioning Test

D. Reliability Test

Correct Answer: B. Power-On Self-Test

159. A computer system that is old and perhaps not satisfactory is referred to as a(n)

A. Ancient system

B. Historical system

C. Age old system

D. Legacy system

Correct Answer: D. Legacy system

160. Which of the following is not a binary number?

A. 001

B. 101

C. 202

D. 110

Correct Answer: C. 202

161. Which of the following does not store data permanently?

A. ROM

B. RAM

C. Floppy Disk

D. Hard Disk

Correct Answer: B. RAM

162. Which of the following is the smallest storage?

A. Megabyte

B. Gigabyte

C. Terabyte

D. None of these

Correct Answer: A. Megabyte

163. Which of the following contains permanent data and gets updated during the processing of transactions?

A. Operating System File

B. Transaction file

C. Software File

D. Master file

Correct Answer: D. Master file

164. Which of the following helps to protect floppy disks from data getting accidentally erased?

A. Access notch

B. Write-protect notch

C. Entry notch

D. Input notch

Correct Answer: B. Write-protect notch

165. A modem is connected to

A. A telephone line

B. A keyboard

C. A printer

D. A monitor

Correct Answer: A. A telephone line

166. Large transaction processing systems in automated organizations use

A. Online processing

B. Batch Processing

C. Once-a-day Processing

D. End-of-day processing

Correct Answer: B. Batch Processing

167. In a computer, most processing takes place in

A. Memory

B. RAM

C. Motherboard

D. CPU

Correct Answer: D. CPU

168. Which of the following is not a storage medium?

A. Hard disk

B. Flash drive

C. DVD

D. scanner

Correct Answer: D. scanner

169. The computer abbreviation KB usually means

A. Key Block

B. Kernel Boot

C. Kilo Byte

D. Kit Bit

Correct Answer: C. Kilo Byte

170. The typical computer criminal is a(n):

A. Young hacker

B. Trusted employee with no criminal record

C. Trusted employee with a long, but unknown criminal record

D. Overseas young crackers

Correct Answer: B. Trusted employee with no criminal record

171. The common name for the crime of stealing passwords is:

A. Jacking.

B. Identity theft

C. Spoofing.

D. Hacking.

Correct Answer: C. Spoofing.

172. Collecting personal information and effectively posing as another individual is known as the crime of:

A. Spooling

B. Identity theft

C. Spoofing

D. Hacking

Correct Answer: B. Identity theft

173. Malicious software is known as:

A. Badware

B. Malware

C. Malicious Ware

D. Illegalware

Correct Answer: B. Malware

174. A program that performs a useful task while simultaneously allowing destructive acts is a:

A. Worm

B. Trojan horse

C. Virus

D. Macro virus

Correct Answer: B. Trojan horse

175. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a:

A. Trojan horse

B. Virus

C. Time bomb

D. Time-related bomb sequence.

Correct Answer: B. Virus

176. In 1999, the Melissa virus was a widely publicized:

A. E-mail virus.

B. Macro virus

C. Trojan horse

D. Time bomb

Correct Answer: B. Macro virus

177. What type of virus uses computer hosts to reproduce itself?

A. Time bomb

B. Worm

C. Melissa virus

D. Macro virus

Correct Answer: B. Worm

178. The thing that eventually terminates a worm virus is a lack of:

A. Memory or disk space

B. Time

C. CDs drive space

D. CD-RW

Correct Answer: A. Memory or disk space

179. When a logic bomb is activated by a time-related event, it is known as a:

A. Time-related bomb sequence

B. Virus

C. Time bomb

D. Trojan horse

Correct Answer: C. Time bomb

180. A logic bomb that was created to erupt on Michelangelo’s birthday is an example of a:

A. Time-related bomb sequence

B. Virus

C. Time bomb

D. Trojan horse

Correct Answer: C. Time bomb

181. What is the name of an application program that gathers user information and sends it to someone through the Internet?

A. Virus

B. Spyware

C. Logic bomb

D. Security patch

Correct Answer: B. Spyware

182. Which term refers to the measurement of characteristics such as fingerprints and retinal scans for security access?

A. Biometrics

B. Bio measurement

C. Computer security

D. Smart weapon machinery

Correct Answer: A. Biometrics

183. What is the most common tool used to restrict access to a computer system?

A. User logins

B. Passwords

C. Computer keys

D. Access-control software

Correct Answer: B. Passwords

184. Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):

A. Hacker-proof program.

B. Firewall.

C. Hacker-resistant server.

D. Encryption safe wall.

Correct Answer: B. Firewall.

185. The scrambling of code is known as:

A. Encryption

B. a firewall

C. Scrambling

D. Password proofing

Correct Answer: A. Encryption

186. To prevent the loss of data during power failures, use a(n):

A. Encryption program

B. Surge protector

C. Firewall

D. UPS

Correct Answer: D. UPS

187. Which term means a crime committed through the use of computer technology?

A. Computer forensics

B. Computer crime

C. Hacking

D. Cracking

Correct Answer: B. Computer crime

188. Which term refers to electronic trespassing or criminal hacking?

A. Cracking

B. Jacking

C. Spoofing

D. Smarming

Correct Answer: A. Cracking

189. Who developed the Atanasoff-Berry Computer, an early electronic digital computer?

A. John Vincent Atanasoff and Clifford Berry

B. Bill Gates

C. Simur Cray

D. Winton Serf

Correct Answer: A. John Vincent Atanasoff and Clifford Berry

190. SNOBOL is a:

A. Operating system

B. HLL

C. Software

D. Search engine

Correct Answer: B. HLL

191. Switching device of fifth generation computer is——–

A. Vacuum tubes

B. Transistors

C. IC

D. VLSI

Correct Answer: D. VLSI

192. Which type of computer operates essentially by counting?

A. Portable compute

B. Hybrid computer

C. Analog computer

D. Digital computer

Correct Answer: D. Digital computer

193. Which small, general-purpose microcomputer is larger than a portable computer?

A. Hybrid

B. Digital

C. Desktop

D. Laptop

Correct Answer: C. Desktop

194. Cathode Ray Tube is a form of__________

A. Keyboard

B. Mouse

C. Monitor

D. Motherboard

Correct Answer: C. Monitor

195. Trackball is A__________

A. Input device

B. Output device

C. Programming language

D. Software

Correct Answer: A. Input device

196. Which type of computer is medium-sized?

A. Micro

B. Mainframe

C. Super

D. Mini

Correct Answer: D. Mini

197. Which type of computer is large in size?

A. Micro

B. Mainframe

C. Super

D. Mini

Correct Answer: B. Mainframe

198. Notebook, laptop, palm, hand-held computers are coming under the category of__________ computer

A. Digital computer

B. Mainframe computer

C. Portable computer

D. Hybrid computer

Correct Answer: C. Portable computer

199. Light pen and joystick are__________

A. Algorithm

B. Input devices

C. Output devices

D. Portals

Correct Answer: B. Input devices

200. Touch Screen is__________

A. Input device

B. Output device

C. Both a & b above

D. None of these

Correct Answer: C. Both a & b above

201. Which printer is the cheapest in terms of price and operating cost?

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

Correct Answer: D. Dot matrix

202. Which printer is a non-impact printer and operates quietly?

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

Correct Answer: A. Inkjet

203. Which of the following are high-end printers?

A. Inkjet

B. Laser

C. Thermal

D. Dot matrix

Correct Answer: B. Laser

204. Which device is used for plotting graphs and designs on paper?

A. Trackball

B. Joystick

C. Light pen

D. Plotters

Correct Answer: D. Plotters

205. Daisy wheel, Drum, chain etc are the__________

A. Flow chart

B. Mouse

C. Keyboard

D. Printers

Correct Answer: D. Printers

206. Which type of software is specific to users’ needs?

A. System software

B. Application software

C. Assemblers

D. Compilers

Correct Answer: B. Application software

207. Joshi and Perfume are examples of:

A. Operating system

B. Computer languages

C. Computer viruses

D. Web portals

Correct Answer: C. Computer viruses

208. Which of the following is/ are operating systems

A. Windows

B. Unix

C. OS/2

D. All of these

Correct Answer: D. All of these

209. “MAN” stands for

A. Maximum Area Network

B. Minimum Area Network

C. Main Area Network

D. Metropolitan Area Network

Correct Answer: D. Metropolitan Area Network

210. Which of the following is a network topology

A. LAN

B. WAN

C. MAN

D. BUS

Correct Answer: D. BUS

211. Which of the following is a type of network

A. Ring

B. Bus

C. Star

D. PAN

Correct Answer: D. PAN

212. VOIP stands for__________

A. Voice over IP

B. Video over IP

C. Viruses over IP

D. Virtual over IP

Correct Answer: A. Voice over IP

213. What was the first web browser called?

A. WorldWideWeb (later renamed Nexus)

B. Netscape

C. Internet explorer

D. Collabra

Correct Answer: A. WorldWideWeb (later renamed Nexus)

214. LAN stands for__________

A. Limited Area Network

B. Logical Area Network

C. Local Area Network

D. Large Area Network

Correct Answer: C. Local Area Network

215. What are the rules and procedures that control data transmission over the Internet called?

A. IP address

B. Domains

C. Protocol

D. Gateway

Correct Answer: C. Protocol

216. NOS stands for

A. Node operating system

B. Non-open software

C. Network Operating system

D. Non-operating software

Correct Answer: C. Network Operating system

217. Which system software facilitates the editing of text and data?

A. MS Word

B. Editors

C. PowerPoint

D. MS publisher

Correct Answer: B. Editors

218. Computers, combine both measuring and counting, are called:

A. Analog

B. Digital

C. Hybrid

D. All of these

Correct Answer: C. Hybrid

219. In world today, most of the computers are:

A. Digital

B. Hybrid

C. Analog

D. Complex

Correct Answer: A. Digital

220. Physical structure of computer is called:

A. Software

B. Hardware

C. Midware

D. All of these

Correct Answer: B. Hardware

221. In which type of computer, data are represented as discrete signals.

A. Analog computer

B. Digital computer

C. Both

D. Hybrid Computer

Correct Answer: B. Digital computer

222. Which of the following is available in the form of a PC now?

A. Mainframe

B. Microcomputer

C. Minicomputer

D. Both (B) & (C)

Correct Answer: B. Microcomputer

223. PARAM is an example of:

A. Supercomputer

B. PC

C. Laptop

D. PDA

Correct Answer: A. Supercomputer

224. Artificial intelligence is associated with …….. generation of computer.

A. Second

B. Third

C. Fourth

D. Fifth

Correct Answer: D. Fifth

225. A computer that performs calculations and logical operations with quantities represented as digit, usually in binary number system is called………

A. Digital computer

B. Super computer

C. Analog computer

D. Microprocessing computer

Correct Answer: A. Digital computer

226. Which of the following is not an input device?

A. USB

B. Microphone

C. Speaker

D. Touch pad

Correct Answer: C. Speaker

227. What is a saved link to a particular web page called?

A. Web link

B. Cookies

C. Bookmark

D. Web address

Correct Answer: C. Bookmark

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