computer MCQs – Page 5

Practise multiple-choice questions from computer for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

computer Mcqs

1. microsoft powerpoint 2. microsoft excel 3. microsoft word

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

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