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Microphone
Microphone is an input device which is used to record voice, music and
sounds. These can be stored on the computer.
PROCESSING DEVICE
CPU is the processing device. It processes the input according to the instructions we
give and returns back the output to the output devices. It also manages all work of
a computer.
OUTPUT DEVICES
The devices through which we get the result or output after processing are called Output devices.
Let us study about some of them.
Monitor
Monitor is an output device that looks like a television screen.
It is also known as Visual Display Unit or VDU.
The front portion of the monitor is called the screen. The
monitor shows the data that you input and its result after the
computer processes it.
Printer
Printer is an output device used to print the
result of the work done by the computer on a
paper.
Tech Fact
The result we get on the monitor screen is called soft copy and the result we get on paper is
called hard copy.
Speakers
Speakers are output devices that are used for listening to music,
voice and sound on a computer.
Computer System Organisation - I/O devices 23

