stata about the magnetic stripes these
Stata about the Magnetic stripes
These comprise information/data stored on magnetic material often on the back of a credit/debit card; the information is automatically read by swiping the magnetic stripe past a reading head.
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data logging this technique involves collecting data automatically using sensors frequently used when doing scientific experiments or monitoring
what are the barcode readersthese collect data from printed barcodes and allow automatic stock control in for illustration
determine about the radio frequency rfid this method includes using small electronic devices containing an identification microchip and antenna
explain about the biometrics this includes obtaining data and identifying characteristics automatically in security systems eg use of palm prints
stata about the magnetic stripes these comprise informationdata stored on magnetic material often on the back of a creditdebit card the
what is optical character recognition ocr information on paper is automatically read by a scanner and is then processedanalysed by ocr software
explain about the voice recognition systemthese voice recognition systems recognise spoken words eg for disabled people who cant use keyboards where
determine the uses of smart cards these comprise embedded microchips and receive power from the card readers microchip is made up of ram rom and
optical mark recognition omr omr technology scans a printed form and reads pre-defined positions where specific fields have been filled in for
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