Question: You are required to create a DFD (Level-O and Level-1) for online house booking system. Customers who want to book a house in advance will

You are required to create a DFD (Level-O and Level-1) for online house booking system. Customers who want to book a house in advance will use this system. Customer can search for rooms, types, prices, and availability. In order to search, customer must provide check-in and checkout dates. Based on provided dates, system checks for the available rooms and their specifications. If room is available, customer can further book the room by making online payment (via debit or credit card). If payment is successful, system will generate the payment receipt and booking confirmation number. Customer can print the payment and confirmation details. (Level 0 - 4 Marks, Level 1 - 6 Marks)

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