question4&5 - will type in the information of customers...

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4. The interaction between two subsystems is that we first record the customers’ information and shopping list in customer system, then in inventory system we analyse customer preference from these data, finally predict the trend and manage the inventory. The output of customer system would be the input of inventory system. Data can transfer between two subsystems. 5. The user of this system will be the store manager and cashiers. While the cashier
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Unformatted text preview: will type in the information of customers and the manager will manage inventory from these data. The data that will be stored in the database are inventory information and customer information. They will include some part just as follows: Customer Inventory Name Gender Job Age Phone Address Shopping list SKU Name Description Price Lead time Purchase number per day...
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