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INFORMATION : COMPUTERS IN SUPERMARKET

INFORMATION : COMPUTERS IN SUPERMARKET. Class: Year 8 ‘A’ Date : 9 th February 2009. Lesson Contents:. Popularity of computers Running a supermarket using a computers The journey of a product in a modern supermarket About barcodes Barcodes at the POS

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INFORMATION : COMPUTERS IN SUPERMARKET

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  1. INFORMATION : COMPUTERS IN SUPERMARKET Class: Year 8 ‘A’ Date : 9th February 2009

  2. Lesson Contents: • Popularity of computers • Running a supermarket using a computers • The journey of a product in a modern supermarket • About barcodes • Barcodes at the POS • Advantages and Disadvantages of using computers in supermarket

  3. The Increasing Popularity of Computers • Computers are popular because they perform tasks efficiently • Example, use computers to collect bus fares instead of bus conductors

  4. Running a supermarket a traditional way

  5. Running a supermarket using a computers

  6. The Journey of a Product in a Modern Supermarket

  7. POINT-OF-SALE (POS) • Point-of-Sale (POS) Terminal • Special-purpose computer • Located at cashier’s counter

  8. POINT-OF-SALE (POS) • Have you seen one???

  9. How does POS system works?

  10. POS DEMO • Video 1 & 2

  11. The Journey of a Product in a Modern Supermarket

  12. About Barcodes • Each product as an identifying code number

  13. About Barcodes • Bar codes • Tag an identifying code number to each product • Sets of black lines and white spaces • Printed on packaging or labels

  14. About Barcodes • European Article Number (EAN) • Popular barcode standard • EAN-13 has 13 digits • EAN-8 has 8 digits • Used for small items

  15. About Barcodes

  16. About Barcodes • Direction of scanning does not matter

  17. Barcodes at the POS

  18. Barcodes at the POS • Other notes on POS • Electronic balances are used to price items sold by weight • The balances are linked to the branch computer • Printer can print other information on top of the items bought on the receipt • Name of supermarket • Date • Amount • Payment mode

  19. Barcodes scanner • Video

  20. Advantages of Using Computers in a Supermarket • Just-In-Time (JIT) stock control • Saves warehouse costs because businesses only stock up goods when needed • Disadvantages • Stock may run out if delay in delivery • Demands can change quickly • JIT computer system is expensive

  21. Advantages of Using Computers in a Supermarket

  22. THE END….. Q & A

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