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
D. CPU
E. hardware
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
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
keyboard
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
input
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
input
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
Home
10. Keyboard and …… are the examples of input device.
A. mouse
B. monitor
C. modem
D. CPU
mouse
11. The …… key will launch the Start button.
A. Window
B. Esc
C. Shift
D. Shortcut
Window
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
keyboard
19. A joystick allows movements in which angle?
A. 30°
B. 360°
C. 60°
D. 90°
360°
20.What type of device is a computer mouse?
A. Input
B. Storage
C. Output
D. Input/output
Input
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
D. CD-ROM
Mouse
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
C. OCR
D. scanners
barcodes
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
scanner
28. An optical input device that interprets pencil marks on paper media is ………
A. punch card reader
B. OMR
C. optical scanners
D. magnetic tapes
OMR
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
scanner
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
webcam
33. The OCR recognises the …… of the characters with the help of light source.
A. shape
B. size
C. colour
D. used ink
shape
34. What type of device is a digital camera?
A. Output
B. Input
C. Software
D. Storage
Input
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
A. MICR
B. OCR
C. OMR
D. All of these
MICR
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
C. MICR
D. Bard code
Biometric sensor
42. A device that makes copies and reproduces text and images is called
A. Smart card
B. scanner
C. MICR
D. Bard code
scanner
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
output
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
Printer
47. Which among the following is the smallest unit in an image in a computer screen?
A. Unit
B. Pixel
C. Array
D. Resolution
Pixel
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
Output
50. What are the units used to count the speed of a printer?
A. CPM
B. DPI
C. BIT
D. PPM
DPI
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
C. TV
D. printer
monitor
56. An example of peripheral equipment is
A. microcomputer
B. CPU
C. printer
D. spreadsheet
printer
57. The CRT is ……… in shape.
A. circular
B. rectangular
C. conical
D. eclipse
rectangular
57. Dot matrix is a type of
A. printer
B. tape
C. bus
D. disk
printer
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
bi-directional
60. Drum printer is an example of
A. input
B. output
C. storage
D. processing
output
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
printer
64. The example of non-impact printers are
A. Laser-Dot matrix
B. Inkjet-Laser
C. Dot matrix
D. Inkjet-Dot matrix
Inkjet-Laser
65. It is used to produce large drawings or images such as construction plans, blueprints for mechnanical object etc.
A. Printer
B. Plotter
C. OCR
D. MICR
Plotter
66. Line printer speed is specified in terms of
A. CPM (Characters Per Minute)
B. LPM (Lines Per Minute)
C. DPM
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
Output
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’
photosensitive
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
Laser
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
printer
75. …… ports provide slow speed data transmission.
A. Parallel
B. Serial
C. Firewire
D. USB
Serial
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
A. DPI
B. LPM
C. CPM
D. PPM
DPI
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
D. USB
Firewire
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.
A. DOC
B. MP3
C. PNG
D. GIF
MP3
88. Which one of the following input device is user-programmable?
A. Dumb terminal
B. Smart termina
C. Intelligent terminal
D. VDT
Intelligent terminal
89. Peripheral devices such as printers and monitors are considered to be …… .
A. software
B. hardware
C. data
D. information
hardware
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
instructions
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
peripherals
