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KEY POINTS
Inputs ­ the raw data that is fed into an information
system.
Storage ­ data is stored in the information system so it
can be used when needed.
Processing ­ term used to describe the way
information systems convert raw data into useful
information.
Outputs ­ the visible or audible result of data
processing ­ information that can be used.
Feedback ­ term used when outputs are used for
further inputs.…read more

Slide 3

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Input peripherals ­ peripherals are pieces of hardware
connected to a computer.
Examples of input peripherals are:
· Keyboards,
· touch screens,
· mouse,
· keypad,
· microphone,
· joystick.…read more

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Output peripherals ­ devices that
provide information in an accessible
form after data processing.
Examples of output peripherals are:
· Speakers,
· Printers (Inkjet, Dot matrix,
Thermal, Laser),…read more

Slide 5

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TYPES STORAGE DEVISES AND MEDIA
Backing storage
Hard Disks
Floppy Disks
CD-ROMS…read more

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