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Descibe the purpose of scanners and readers and list some types of scanners and readers in use today.

Scanners and readers are used in source data automation: capturing data directly from the souce document.

Scanners is an input device which reads printed text and graphics and transfer them to a computer in digital form.

Flatbed scanner, handheld scanner and sheetfed scanners are just some types of scanners in use today.

Reader are devices used to read barcode tages etc.. Readers are used in a variety of different ways today.Barcode on products in shops, used in bank cheques, used for using fingerprinting to verify yourself etc..

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