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what is scanner ?

       A scanner is a device used to copy an image off paper and convert it into a digital image, which can be saved as a computer file and stored on a hard drive.
       Scanners can also use a special kind of technology called Optical Character Recognition (OCR) to read text from paper and save it as an editable document file
       Input Device, Converts a hard copy into a computer file.
       Used to Scan Signatures, Photographs etc.
       Optical Device.
       Typical Cost Rs.4000 – Rs.75000
       Major Vendors in India:
       HP, Umax, Cannon
       Nowadays  Scanners with OCR produces editable documents.

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