Hardware Questions and Answers updated daily – Computer Knowledge



158 Hardware Questions and answers section with explanation for various online exam preparation, various interviews, Computer Knowledge Hardware online test. Hardware Questions with detailed description, explanation will help you to master the topic.

Hardware Questions

1. In a computer system, which device is functionally opposite of a keyboard?



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Correct Ans:Printer
Explanation:


2. Which printer is very commonly used for desk top publishing ?



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Correct Ans:Laser printer
Explanation:


3. Everything computer does is controlled by its



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Correct Ans:CPU
Explanation:


4. Magnetic tape can serve as



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Correct Ans:Secondary storage media
Explanation:


5. A typical modern computer uses



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Correct Ans:LSI chips
Explanation:


6. Control unit of a digital computer is often called the



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Correct Ans:ICs
Explanation:


7. Which of the following is a part of central processing unit?



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Correct Ans:Arithmetic Logic Unit
Explanation:


8. All the keys on the IBM PC keyboard repeat as long as we hold them down. Such types of keys are known as ____________ keys.



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Correct Ans:typematic
Explanation:


9. A piece of computer hardware that is physically placed between two devices each of which manages data in a different way is called



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Correct Ans:interface
Explanation:


10. Human beings are referred to as Homo Sapiens. Which device is called Silico Sapiens?



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Correct Ans:Computer
Explanation:


11. A high quality CAD system uses the following for printing drawing and graphs



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Correct Ans:digital plotter
Explanation:


12. Which of the following devices can be used to directly input printed text?



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Correct Ans:OCR
Explanation:


13. The size of commonly used floppy disk is



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Correct Ans:3.5"
Explanation:


14. A device that generates the periodic signals used to control the timing of all CPU operations.



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Correct Ans:Clock
Explanation:


15. The CD-ROM drive is used to



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Correct Ans:install software
Explanation:


16. A compact disc (CD) is a data storage of the type



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Correct Ans:magnetic
Explanation:


17. Which of the following options correctly expresses the meaning of the term PCs?



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Correct Ans:Personal computers Widely available to individual workers with which they can access information from layer systems and increase their personal productivity
Explanation:


18. What do you understand by the term 'booting'?



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Correct Ans:The process of starting the computer from the power-off position
Explanation:


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



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Correct Ans:scanner
Explanation:


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



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Correct Ans:VDU
Explanation:



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