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Input Devices MCQs

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  • 1. A light sensitive device that converts drawing, printed text or other images into digital form is
  • filter_dramaExplanation
    Answer is : C
    None.
  • 2. A computer port is used to?
  • filter_dramaExplanation
    Answer is : C
    In computer hardware, a port serves as an interface between the computer and other computers or peripheral devices. In computer terms, a port generally refers to the female part of connection. Computer ports have many uses, to connect a monitor, webcam, speakers, or other peripheral devices.
  • 3. Which one is not an input device?
  • filter_dramaExplanation
    Answer is : C
    In computing, an input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboards, mouse, scanners, digital cameras and joysticks.
  • 4. USB stands for ________?
  • filter_dramaExplanation
    Answer is : A
    USB, short for Universal Serial Bus, is a standard type of connection for many different kinds of devices. Generally, USB refers to the types of cables and connectors used to connect these many types of external devices to computers.
  • 5. An optical input device that interprets pencil marks on paper media is
  • filter_dramaExplanation
    Answer is : D
    Optical mark recognition (also called optical mark reading and OMR) is the process of capturing human-marked data from document forms such as surveys and tests.
  • 6. ________ keys are present on the top row of the keyboard.
  • filter_dramaExplanation
    Answer is : A
    The function keys, also called the F-keys or Fn keys, are located in the top row of nearly all computer keyboards. They typically contain at least F1 through F12, but may include to F16 on some keyboards. The function that each key provides depends on what program is currently running, and certain keys may provide no function at all. Source : pc.net
  • 7. The first computer mouse was built by
  • filter_dramaExplanation
    Answer is : A
    The computer mouse as we know it today was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960's and was patented on November 17, 1970. While creating the mouse, Douglas was working at the Stanford Research Institute in Menlo Park, California, a think tank sponsored by Stanford University. The mouse was originally referred to as an "X-Y Position Indicator for a Display System" and was first used with the Xerox Alto computer system in 1973. Source : ComputerHope.com
  • 8. What is the correct association between a hardware component and a computer function?
  • filter_dramaExplanation
    Answer is : B
    None.
  • 9. Which input device cannot be used to work in MS Office?
  • filter_dramaExplanation
    Answer is : D
    None.
  • 10. The bar code which is used on all types of items, is read by a scanning device directly into the computer.What is the name of this scanning device?
  • filter_dramaExplanation
    Answer is : A
    None.
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