51. Which of the following is not a binary number?
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A. 202

B. 110

C. 101

D. 1

52. LAN stands for______________?
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A. Logical Area Network

B. Large Area Network

C. Limited Area Network

D. Local Area Network
53. Note book, laptop,palm,hand-held computers are coming under the category of__________computer?
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A. Mainframe computer

B. Digital computer

C. Portable computer

D. Hybrid computer

54. Unwanted repetitious messages, such as unsolicited bulk e-mail is known as_________?
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A. Courier

B. Trash

C. Calibri

D. Spam
55. MIS is designed to provide information needed for effective decision making by?
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A. Managers

B. Foremen

C. Workers

D. Consumers

56. 1 Byte =___________?
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A. 9 bits

B. 2 bits

C. 8 bits

D. 4 bits

57. Chief component of first generation computer was__________?
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A. Integrated Circuits

B. None of above

C. Vacuum Tubes and Valves

D. Transistors

58. Reusable optical storage will typically have the acronym________?
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A. CD

B. DVD

C. ROM

D. RW
59. ____________Is the functional key to display save-as box?
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A. F12

B. F6

C. F9

D. F5

60. Which of the following controls the process of interaction between the user and the operating system?
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A. Language translator

B. Screen saver

C. Platform

D. User interface
61. All of the following are examples of storage devices EXCEPT____________?
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A. printers

B. floppy disk drives

C. hard disk drives

D. CD drives

62. The amount of vertical space between lines of text in a document is called___________?
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A. single space

B. line spacing

C. vertical spacing

D. double-space

63. _______________is the most important/powerful computer in a typical network?
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A. Network client

B. Network server

C. Desktop

D. Network station

64. The primary function of the__________is to set up the hardware and load and start an operating system?
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A. BIOS

B. System Programs

C. Memory

D. CP

65. ASCII is a coding system that provides_____________?
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A. 128 different characters

B. 256 different characters

C. 1024 different characters

D. 512 different characters

66. MSI stands for___________?
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A. Medium System Integrated Circuits

B. Medium System Intelligent Circuit

C. Medium Scale Intelligent Circuit

D. Medium Scale Integrated Circuits
67. ALU and Control Unit jointly known as__________?
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A. PC

B. ROM

C. RAM

D. CPU
68. Which of the following contains permanent data and gets updated during the processing of transactions?
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A. Master file

B. Transaction file

C. Operating System File

D. Software File

69. 1 Gigabyte is equal to ____________?
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A. 1024 bits

B. 1032 megabytes

C. 1024 megabytes

D. 1024 kilobytes

70. Coded entries which are used to gain access to a computer system are called__________?
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A. Entry codes

B. Code words

C. Passwords

D. Security commands

71. ___________refers to electronic trespassing or criminal hacking?
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A. Cracking

B. Smarming

C. Jacking

D. Spoofing

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

B. operating system extensions

C. diagnostic software

D. boot diskettes

73. Which of the following are components of Central Processing Unit (CPU) ?
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A. Arithmetic logic unit, Control unit

B. Arithmetic logic unit, Mouse

C. Control Unit, Monitor

D. Arithmetic logic unit, Integrated Circuits

74. To access properties of an object, the mouse technique to use is_____________?
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A. shift-clicking

B. Dragging

C. dropping

D. right-clicking
75. RAM can be treated as the____________for the computers processor?
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A. waiting room

B. planning room

C. operating room

D. factory

76. A ____________is a microprocessor -based computing device?
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A. workstation

B. mainframe

C. server

D. personal computer
77. The first electronic computer was developed by____________?
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A. Winton Serf

B. Simur Cray

C. J.V. Attansoff

D. Bill Gates

78. Magnetic disk is an example of____________?
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A. Secondary memory

B. Primary memory

C. Main memory

D. Both (1) and (2)

79. A detailed written description of the programming cycle and the program, along with the test results and a printout of the program is called___________?
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A. reporting

B. output

C. documentation

D. spec sheets

80. What type of virus uses computer hosts to reproduce itself?
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A. Time bomb

B. Macro virus

C. Worm

D. Melissa virus

81. To move a copy of file from one computer to another over a communication channel is called?
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A. File modification

B. File copying

C. File encryption

D. File transfer
82. A________________is an additional set of commands that the computer displays after you make a selection from the main menu?
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A. menu selection

B. All of the above

C. dialog box

D. submenu

83. _____________computers operates essentially by counting?
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A. Hybrid computer

B. Analog computer

C. Portable computer

D. Digital computer
84. Why is it unethical to share copyrighted files with your friends?
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A. It is unethical because the files are being given for free.

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

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

D. Sharing copyrighted files without permission breaks copyright laws.
85. Large transaction processing systems in automated organisations use___________?
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A. Once-a-day Processing

B. Online processing

C. End-of-day processing

D. Batch Processing
86. _______________devices convert human understandable data and programs into a form that the computer can process?
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A. Output

B. Solid state

C. Input

D. Printing

87. In which type of computer, data are represented as discrete signals?
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A. Digital computer

B. both

C. Hybrid Computer

D. Analog computer

88. Personnel who design, program, operate and maintain computer equipment refers to__________?
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A. Programmer

B. Console-operator

C. System Analyst

D. Peopleware
89. The most common type of storage devices are_________?
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A. magnetic storage

B. Flash memory

C. optical

D. Both A & B
90. A person who used his or her expertise to gain access to other peoples computers to get information illegally or do damage is a____________?
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A. spammer

B. instant messenger

C. programmer

D. Hacker
91. A computer cannot boot if it does not have the__________?
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A. Compiler

B. Operating System

C. Assembler

D. Loader

92. Junk e-mail is also called_________?
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A. spool

B. spoof

C. spam

D. sniffer script

93. Computers process data into information by working exclusively with____________?
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A. characters

B. multimedia

C. word

D. numbers
94. In latest generation computers, the instructions are executed___________?
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A. Parallel only

B. Sequentially only

C. Both sequentially and parallel

D. All of above

95. When did John Napier develop logarithm?
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A. 1804

B. 1614

C. 1641

D. 1416

96. What is the main difference between a mainframe and a super computer?
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A. Super computers are much smaller than mainframe computers

B. Super computer is much larger than mainframe computers

C. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

D. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
97. ____________are used for plotting graphs and design on papers?
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A. Light pen

B. Joystick

C. Trackball

D. Plotters
98. _________________provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously?
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A. Multiprocessing

B. Multithreading

C. Multitasking

D. Multicomputing

99. An intentionally disruptive program that spreads from program to program or from disk to disk is known as a_____________?
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A. Virus.

B. Trojan horse.

C. Time bomb.

D. Time-related bomb sequence.

100. The system unit of a personal computer typically contains all of the following except:
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A. Disk controller

B. Microprocessor

C. Serial interface

D. Modem