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Mouse
A mouse is an input device that sends instructions to the computer
with the click of a button. It is used to draw pictures and for selecting
objects on the computer. Mouse
Scanner
A scanner is an input device that is used to send documents
or images from paper to the computer. It works like a
photocopier machine.
Scanner
Microphone
A microphone is an input device that is used to record
voice, music and sounds. These can be stored on the
computer.
Microphone
OUTPUT DEVICES
The devices through which we get the result or output after processing are called
output devices. Some of the output devices are:
Monitor
A monitor is an output device that looks like a television
screen. It is also known as Visual Display Unit (VDU).
The front portion of the monitor is called the screen. The
monitor shows you the data that you input and its result
after the computer processes it.
Monitor
Printer
A printer is an output device used to
print the result of the work done by
the computer on paper. There are two
types of printers:
Inkjet printer
Inkjet Printer Laser Printer
Laser printer
20 Plus (Ver. 3.2)-II

