Page 10 - Modular_v4.0
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Chapter Profile
Scanner
A scanner inputs printed pictures and text into the computer by
converting them into digital form.
Microphone
A microphone is used to record voice, music and sound into the computer
system.
Touchscreen
A touchscreen is a screen sensitive to touch, used to interact
with a computer by touching the various areas on the screen.
Webcam
A webcam is a digital video camera used to put your image into the
computer.
Processing Device
A computer converts the input into meaningful information through
the processing device. The CPU (Central Processing Unit) is the
processor. It is the brain of a computer that does all the calculations,
runs all the programs and manages all the operations. The CPU is a
chip which is placed inside the CPU box/cabinet. CPU
CPU box/
Output Devices cabinet
A computer displays the result of the processed data through the output devices. Some of
the output devices are monitor, printer, speakers, etc.
Monitor
A monitor, also called the Visual Display Unit (VDU), displays the
output as softcopy (on its screen).
Printer
A printer prints the output on a paper which is called a hard copy.
8 Modular (Ver. 4.0)-III

