Input and Output Devices Question and Answers | Basic Computer Knowledge

1.

An example of peripheral equipment is

   A.) CPU
   B.) printer
   C.) ALU
   D.) spreadsheet

Answer: Option 'B'

printer

2.

First computer mouse was built by

   A.) Douglas Engelbart
   B.) Robert Zewacki
   C.) William English
   D.) Oaniel Coogher

Answer: Option 'C'

William English

3.

What type devices are computer speakers or headphones?

   A.) Input
   B.) Input/Output
   C.) Software
   D.) Output

Answer: Option 'D'

Output

4.

________ printer cannot print more than one character at a time.

   A.) Line
   B.) Daisy - wheel
   C.) Laser
   D.) Dot matrix

Answer: Option 'D'

Dot matrix

  • Hardware

    * Computer hardware is what you can physically touch includes the computer case, monitor, keyboard, and mouse.
    * It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others.

    Input Devices

    * In computing, an input device is a peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system.
    * It will control devices such as a computer or information appliance.
    Examples: keyboards, mice, scanners, digital cameras and joysticks.

    Keyboard

    * A Keyboard is the most fundamental input device for any computer system.
    * It helps to enter data in the computer

    Mouse

    * A mouse is used to input data by sending a signal to the computer, based on hovering the cursor and selecting with the left mouse button.
    * The left mouse acts as an

5.

The pattern of printed lines on most products are called

   A.) prices
   B.) OCR
   C.) scanners
   D.) bar code

Answer: Option 'D'

bar code

Input and Output Devices Download Pdf

Recent Posts