Computer Awareness

This section provides 100 questions on Computer Awareness for various competitive examinations in India.

A chapterwise course of 845 questions divided into 40 Chapters in Computer Awareness is Available in GKToday’s Academy app for android mobiles.
1. What is the name of the digital circuit that performs arithmetic and logical operations in computers? 
[A] Arithmetic Logic Unit
[B] Digital comparator
[C] Multiplexer
[D] None of these

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2. What is the use of Digitizer as an input device? 
[A] To Convert graphic and pictorial data into binary inputs
[B] To convert graphic and pictorial data into analog inputs
[C] Debuging
[D] None of the above

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3. Who is the founder of Wikipedia?
[A] Peer Schneider
[B] Byron Looper
[C] Rickard Eriksson
[D] Jimmy wales

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4. When did the Online Etymology Dictionary first attested the use of the word “computer” as one who calculates?
[A] 1630s
[B] 1680s
[C] 1670s
[D] 1640s

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5. Which of the following is seen as the earliest mechanical analog computer?
[A] Tally Stick
[B] Antikythera mechanism
[C] Planisphere
[D] Astrolabe

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6. An analog computer uses an analog signal which is usually represented as what?
[A] Sine Wave
[B] Sine Curve
[C] Bell curve
[D] Cos Wave

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7. Who among the following is most likely to operate a personal computer?
[A] End-user
[B] Technician
[C] Software Engineer
[D] All of the above

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8. Which of the following devices usually come with touchscreens?
[A] Nintendo Game Consoles
[B] Electronic Voting Machines
[C] Point of Sale Systems
[D] All of the above

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9. Which of the following is the use of nano control memory ?
[A] Improve the speed of execution
[B] Reduce the overall control memory size
[C] Reduce the complexity of hardware
[D] None of the Above

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10. Which of the following is the another name for the error or bug in software or hardware?
[A] Leech
[B] Squid
[C] Slug
[D] Glitch

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All Computer Awareness questions are available in GKToday’s Academy app in the form of a chapter wise course.
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