-It is a keyboard designed to minimize muscle strain and a host of related problems.
-It is a printer that creates digital images by propelling droplets of inks onto the paper.
-It is a printer that print rapidly to produce high quality text and graphics on plain paper.
Magnetic-ink character
-It is mostly use by banks for processing the cheques.
Opitcal-character recognition
-Its main purpose is to scanned words or documents into machine-encoded text.
Opitcatl-mark recognition
-Its mainly used to scanned the process capturing human-marked data. Example, test papers.
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