Practice test

Input and output devices - Test Set 4

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Which of the following devices scans a particular document by recognising its individual characters and converting it into editable form?
    1. Optical Mark Reader
    2. Optical Character Recognition
    3. Bar Code Reader
    4. Magnetic Ink Character Recognition
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  2. Question 2

    Which of the following devices consists of one or more buttons and a stick to control the movement of the cursor on the screen by pointing in all directions?
    1. Mouse
    2. Keyboard
    3. Joystick
    4. Light pen
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  3. Question 3

    ___________ is generally used to play fast computer games.
    1. Track ball
    2. Touch surface
    3. Touch screen
    4. Joystick
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  4. Question 4

    Which of the following may not be a solution if the keyboard types the wrong letters?
    1. Must have a settings issue and that’s easy to fix.
    2. Make sure Num Lock isn’t ON
    3. Need to set the correct keyboard layout.
    4. Having spacebar key replaced
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  5. Question 5

    Neeti wants to use an input device that works by sensing the user’s finger movement and downward pressure. Which among the following should she use?
    1. Scanner
    2. Touchpad
    3. Keyboard
    4. Light pen
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  6. Question 6

    Which of the following is an input device?
    1. Scanner
    2. Speaker
    3. Projector
    4. Monitor
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  7. Question 7

    Which of the following is frequently used to ensure that data is correctly entered into a computer?
    1. Keyboards
    2. Digitizers
    3. Input controls
    4. Speakers
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  8. Question 8

    ______is a reading device that reads printed text by scanning it character by character.
    1. Track Ball
    2. Digitizer
    3. Magnetic Ink Card Reader (MICR)
    4. Optical Character Reader (OCR)
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  9. Question 9

    Which among the following statements is incorrect for input devices?
    1. Input devices are not called as peripheral device.
    2. Input devices helps computer in receiving data.
    3. Optical Mark Reader is an input device.
    4. Input devices accepts user data.
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  10. Question 10

    Which of the following input devices works with a CRT monitor but not compatible with an LCD monitor?
    1. Mouse
    2. Light pen
    3. Keyboard
    4. Webcam
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  11. Question 11

    The barcode scanner consists of a light source, a lens and a light sensor that ______________.
    1. converts analog signal to digital signal
    2. converts digital signal to analog signal
    3. converts electronic wave to magnetic wave
    4. translates optical impulses into magnetic impulses
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  12. Question 12

    In MICR, C stands for______.
    1. Code
    2. Computer
    3. Colours
    4. Character
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  13. Question 13

    Which of the following devices is used to capture an image (drawing or photo) so that it can be stored on a computer?
    1. Modern
    2. Keyboard
    3. Scanner
    4. Software
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  14. Question 14

    The bank’s code number and cheque number printed on the cheques can be detected by a/an ________ reader.
    1. OCR
    2. MICR
    3. smart card
    4. barcode
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  15. Question 15

    ______is the scanning of paper to detect the presence or absence of a mark in a predetermined position.
    1. OMR
    2. OCR
    3. PICR
    4. MICR
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  16. Question 16

    ________ is used to communicate with the computer by pointing to locations on the monitor screen.
    1. Pointing device
    2. Wireless device
    3. Network device
    4. None of these
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  17. Question 17

    What are keys from F1 to F12 called?
    1. Modifier
    2. Function
    3. Number
    4. None of these
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  18. Question 18

    How many alphabet keys are there on keyboard of computer?
    1. 24
    2. 25
    3. 26
    4. 27
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  19. Question 19

    Which of the following is an input device which can sense light, and is used to point at spots on a video screen?
    1. Joystick
    2. Plotter
    3. Mouse
    4. Light pen
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  20. Question 20

    ____________ keys are present on the top row of the keyboard.
    1. Function
    2. Numeric
    3. Arrow
    4. Navigation
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