Computer Hardware MCQ Questions with Answers | Computer MCQ for Competitive Exams

What is Computer Hardware ?

Computer Hardware MCQ : Computer hardware can be categorized as being either internal or external components. Generally, internal hardware components are those necessary for the proper functioning of the computer, while external hardware components are attached to the computer to add or enhance functionality.

Computer Hardware MCQ Question And Answers :

01. Any component of the computer you can see and touch is

A. software

B. peripheral

C. storage


E. hardware


02. Computer keyboard is an example of

A. memory device

B. input device

C. output device

D. Both ‘2’ and ‘3

input device

03. Which of the following is not a hardware?

A. Processor chip

B. Mouse

C. Printer

D. Java


04. The most common method of entering text and numerical data into a computer system is through the use of a

A. keyboard

B. plotter

C. scanner

D. printer


05. A (n) …… device is any hardware component that allows you to enter data and instructions into a computer?

A. input

B. interaction

C. communication

D. output


06. Which key is also known as toggle keys?

A. Caps lock

B. Num lock

C. None of these

D. ‘1’ and ‘2’ both

‘1’ and ‘2’ both

07. Computer gets …… with the help of mouse, joystick or keyboard.

A. input

B. output

C. delete

D. insert


08. You can use the Tab key to

A. move a cursor across the screen

B. move the cursor down the screen

C. indent a paragraph

D. None of the above

indent a paragraph

09. To move to the beginning of a line of text, press the …… key.

A. Home

B. Page up

C. Shift

D. Enter


10. Keyboard and …… are the examples of input device.

A. mouse

B. monitor

C. modem



11. The …… key will launch the Start button.

A. Window

B. Esc

C. Shift

D. Shortcut


12. Which is the best position for operating the mouse?

A. Tail away from the user

B. Tail towards the user

C. Tail facing the right

D. Tail facing the left

Tail towards the user

12. Spacebar is used for

A. deleting space

B. giving space

C. moving next line

D. All of these

giving space

13. Which button is called as middle button used as third mouse button by pressing on it?

A. scroll wheel

B. touch bar

C. light bar

D. left button

scroll wheel

14. In a keyboard, left-right-up-down set of keys facilitates which among the following functions?

A. Deleting Data or Modification

B. Launching Start Menu

C. Page Scrolling to view a Document

D. Initiating Search and Help

Page Scrolling to view a Document

15. Trackball is an example of a/an

A. pointing device

B. programming device

C. output device

D. software device

pointing device

16. Shift, Ctrl, Alt are examples of which among the following category?

A. Primary Keys

B. Modifier Keys

C. Alternate Keys

D. Candidate Keys

Modifier Keys

17. A joystick is primarily used to/for …… .

A. control sound on the screen

B. computer gaming

C. enter text

D. draw pictures

computer gaming

18. Pointing device includes the following except

A. mouse

B. joystick

C. trackball

D. keyboard


19. A joystick allows movements in which angle?

A. 30°

B. 360°

C. 60°

D. 90°


20.What type of device is a computer mouse?

A. Input

B. Storage

C. Output

D. Input/output


21. A device, which is used for making drawings, graphics and for menu selection.

A. Light Pen

B. Keyboard

C. Mouse

D. Touch screen

Light Pen

22. Which of these is a pointing and draw device?

A. Mouse

B. Scanner

C. Printer



23. ………. is generally used in applications like ATM, hospitals, airline reservation etc.

A. Touch screen

B. Light pen

C. Trackball

D. Joystick

Touch screen

24. First computer mouse was built by

A. William English

B. Douglas Engelbart

C. Oaniel Coogher

D. Robert Zawacki

Douglas Engelbart

25. The pattern of printed lines on most products are called

A. barcodes

B. prices


D. scanners


26. A barcode reader is an example of

A. processing device

B. input device

C. storage device

D. output device

input device

27. A…….. is used to read handwritten or printed text to make a digital image that is stored in memory.

A. scanner

B. laser beam

C. printer

D. touchpad


28. An optical input device that interprets pencil marks on paper media is ………

A. punch card reader


C. optical scanners

D. magnetic tapes


29. The input device to be used to get a printed diagram into a computer is the

A. scanner

B. printer

C. mouse

D. keyboard


30. The OCR is used for the preparation of

A. electricity bills

B. insurance premium

C. telephone bills

D. All of these

All of these

31. A scanner scans

A. pictures

B. text

C. Neither pictures nor text

D. both pictures and text

both pictures and text

32. It is a video capturing device

A. webcam

B. microphone

C. monitor

D. mouse


33. The OCR recognises the …… of the characters with the help of light source.

A. shape

B. size

C. colour

D. used ink


34. What type of device is a digital camera?

A. Output

B. Input

C. Software

D. Storage


35. What does MICR stand for?

A. Magnetic Ink Character Register

B. Magnetic Ink Character Recognition

C. Magnetic Ink Code Reader

D. Magnetic Ink Cases Reader

Magnetic Ink Character Recognition

36. Which of the following could be digital input devices for computers?

A. Digital camcorder

B. Microphone

C. Scanner

D. All of these

All of these

37. Large amounts of cheques are processed by using




D. All of these


38. Which of the following groups consists of only input devices?

A. Mouse, Keyboard, Monitor

B. Mouse, Keyboard, Scanner

C. Mouse, Keyboard, Printer

D. None of the above

Mouse, Keyboard, Scanner

39. Which of the following is/are the kind of smart card?

A. Memory card

B. Micro processor card

C. ‘1’ and ‘2’ both

D. None of these

‘1’ and ‘2’ both

40. Results are obtained from computer through its

A. input unit

B. output unit

C. ALU unit

D. CU unit

output unit

41. Which of the following device which recognises physical traits of an individual?

A. Smart card

B. Biometric sensor


D. Bard code

Biometric sensor

42. A device that makes copies and reproduces text and images is called

A. Smart card

B. scanner


D. Bard code


43. After a picture has been taken with a digital camera and processed appropriately, the actual print of the picture is considered as

A. data

B. output

C. input

D. the process


44. The rate at which scanning is repeated in a CRT is called

A. resolution

B. bandwidth

C. refresh rate

D. pitch

refresh rate

45. Using output device one can ………

A. View or Print Data

B. Modify Data

C. Store Data

D. Replicate Data

View or Print Data

46. …… provides hard copy output on paper.

A. Printer

B. Mouse

C. Keyboard

D. LCD monitor


47. Which among the following is the smallest unit in an image in a computer screen?

A. Unit

B. Pixel

C. Array

D. Resolution


48. Printer is an example of

A. input device

B. output device

C. processing device

D. storage device

output device

49. What type of device is a computer monitor?

A. Output

B. Processing

C. Software

D. Storage


50. What are the units used to count the speed of a printer?






51. Soft copy refers to …… .

A. digitizing

B. screen output

C. printed output

D. music sounds

screen output

52. …… printer cannot print more than one characters at a time.

A. Dot matrix

B. Line

C. Daisy wheel

D. Laser

Dot matrix

53. The higher the resolution of a monitor, the

A. closer together the pixels

B. larger the pixels

C. less clear the screen is

D. further apart the pixels

closer together the pixels

54. Speed of line printer is limited by the speed of

A. cartridge used

B. paper movements

C. length of paper

D. All of these

paper movements

55. The most familiar output device for the micro computers is

A. monitor

B. screen


D. printer


56. An example of peripheral equipment is

A. microcomputer


C. printer

D. spreadsheet


57. The CRT is ……… in shape.

A. circular

B. rectangular

C. conical

D. eclipse


57. Dot matrix is a type of

A. printer

B. tape

C. bus

D. disk


58. CRT has a

A. round tube

B. vacuum tube

C. hollow tube

D. long tube

vacuum tube

59. Dot matrix printer is

A. bi-directional

B. unidirectional

C. random

D. sequential


60. Drum printer is an example of

A. input

B. output

C. storage

D. processing


61. The impact printers are

A. dot matrix

B. drum

C. inkjet

D. Both ‘1’ and ‘2

Both ‘1’ and ‘2′

62. The impact printers are

A. dot matrix

B. drum

C. inkjet

D. Both ‘1’ and ‘2

Both ‘1’ and ‘2′

63. All of the following are examples of input device except

A. scanner

B. printer

C. mouse

D. keyboard


64. The example of non-impact printers are

A. Laser-Dot matrix

B. Inkjet-Laser

C. Dot matrix

D. Inkjet-Dot matrix


65. It is used to produce large drawings or images such as construction plans, blueprints for mechnanical object etc.

A. Printer

B. Plotter




66. Line printer speed is specified in terms of

A. CPM (Characters Per Minute)

B. LPM (Lines Per Minute)


D. Any of the above

CPM (Characters Per Minute)

67. What type of devices are computer speakers or headphones?

A. Input

B. Output

C. Input/Output

D. Software


68. In laser printers, printing is achieved by deflecting laser beam on to …… surface of a drum.

A. magnetised

B. photosensitive

C. magnetic

D. Either ‘1’ or ‘2’


69. Which of the following devices is used to give input as well as to display output?

A. Tourch screen

B. Headsets

C. Facsimile

D. All of these

All of these

70. Which of the following printers, are you sure, will not to use if your objective is to print on multi carbon forms?

A. Daisy wheel

B. Dot matrix

C. Laser

D. Thermal


71. The transfer of data from a CPU to peripheral devices of computer is achieved through.

A. interfaces

B. I/O ports

C. buffer memory

D. modems

I/O ports

72. Laser printers belong to

A. page printer

B. line printer

C. band printer

D. dot matrix printer

page printer

73. Laser printers belong to

A. page printer

B. line printer

C. band printer

D. dot matrix printer

page printer

74. A parallel port is most often used by a

A. printer

B. monitor

C. external storage device

D. mouse


75. …… ports provide slow speed data transmission.

A. Parallel

B. Serial

C. Firewire



76. Which of the following produces high quality output?

A. Non-impact printer

B. Impact printer

C. Plotter

D. Both ‘1’ and ‘2’

Non-impact printer

77. Which of the following produces high quality output?

A. Non-impact printer

B. Impact printer

C. Plotter

D. Both ‘1’ and ‘2’

Non-impact printer

78. Which is not an item of hardware?

A. A keyboard

B. An MP3 file

C. A mouse

D. Printer

An MP3 file

79. Resolution of laser printer is specified in terms of






80. USB in data cables stands for

A. Universal Serial Bus

B. Unicode Smart Bus

C. Universal Structural Bus

D. Universal Smart Bus

Universal Serial Bus

81. A hard copy would prepared on a

A. line printer

B. plotter

C. dot matrix printer

D. All of these

All of these

82. USB refers to

A. a port type

B. a processor

C. a storage device

D. a serial bus standard

a port type

83. Which of the following are properties of USB?

A. Platform independent

B. Platform dependent

C. Source dependent

D. Software dependent

Platform independent

84. …… can interpret voice data into words that can be understood by the computer.

A. Speech input hardware

B. Speech recognition software

C. Word recognition software

D. Talking software

Speech recognition software

85. …. is used to connect audio and video multimedia devices like video camera.

A. Firewire

B. Serial port

C. Parallel port



86. Dumb terminals have terminals and

A. mouse

B. mouse or speakers

C. speakers

D. keyboard

mouse or speakers

87. The …… format reduces an audio file to about one-tenth of its original size, while preserving much of the original quality of the sound.


B. MP3




88. Which one of the following input device is user-programmable?

A. Dumb terminal

B. Smart termina

C. Intelligent terminal


Intelligent terminal

89. Peripheral devices such as printers and monitors are considered to be …… .

A. software

B. hardware

C. data

D. information


90. Input devices are used to provide the steps and tasks the computer needs to process data and these steps and tasks are called

A. instructions

B. program

C. design

D. information


91. External devices such as printers, keyboards and modems are known as

A. peripherals

B. add-on devices

C. PC expansion slot add-ons

D. extra software devices


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