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2.2 Direct data entry and associated devices
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2.2 Direct data entry and associated devices
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ICT IGCSE Theory – Revision Presentation2.2 Direct data entry and associated devices
• Describe direct data entry and associated devices, e.g. magnetic stripe readers, chip
and PIN readers, Radio Frequency Identification (RFID) readers, Magnetic Ink
Character Reader (MICR), Optical Mark Reader (OMR), Optical Character Reader
Chapter 2: Input and output devices
(OCR), bar code reader
• Identify the advantages and disadvantages of any of the above devices in comparison
with others
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, ICT IGCSE Theory – Revision Presentation
2.2 Direct data entry and associated devices
Magnetic Strip Readers are used to read data found on magnetic stripes
found on the back of cards.
Chapter 2: Input and output devices
USE:
Bank Cards: Contains Account details
Arcade: Contains balance
Security/Hotel Rooms: Allows entry to specific room.
Gift Cards (Vouchers) – amount of vouchers
Advantages: Disadvantages
• Fast data entry • Stripe could become
compared to keyboard unreadable - scratched
• Secure/Error Free – No • Does not work at a
Typing distance
• Not effected by water • Easily Lost/misplaced
and robust if dropped
• Easily Updated
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