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Kiosk App - Coggle Diagram
Kiosk App
Database
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the database should allow users to create, store and view order history data
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Developer Problems
User interface
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Usability principles
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Layout must be consistent, simplistic and feel intuitive to the user
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Adding items into cart must be secure and price calculations must be correct to minimize accidental invalid user input
Each order must be given a unique identifier to minimize errors when querying orders with identical menui items
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