Context Diagram

Data Dictionary entry for a process from 1 to 5
Data Dictionary entry for a process 1
Process Name : Accept Order

Process Number : 1
Purpose : Collect customer details, order details and store these details
Input Data Flows : ORDER DETAILS
Output Data Flows : CUSTOMER DETAILS, ORDER DETAILS
Process description : This process accepts all customer order to rent DVDs and then stores all customer details and order details in the memory.
Notes : The system stores the customer and order details.
Data Dictionary entry for a process 2 process name : Cheak Order Availability

Process Number : 2
Purpose : Process orderdetails by cheaking stocklevel of item
Input data flows : Stocklevel of item,Order details
Output data flows : Item order details
Process description : This process accepts all orderdetails and then cheak stocklevel of items and then followup the request to the next process.
Note : System cheak stocklevel of item.
Data Dictionary entry for a process 3 process name : Report Generate

Process Number : 3
Purpose : Generates various kind of reports
Input data flows : Customer details, order details, stocklevel of item, item order details, Bill details
Process description : This process takes all inputs from other process and memories and then generates various kind of reports.
Note : System generates various kind of reports
Data Dictionary entry for a process 4 process name : Bills

process number : 4 input data flows : Bill details
Output data flows : Bill
Process description : This process takes input from bills memory and then generates bill and sends to the customer
Note : system generates bill and then sends to customer
Data Dictionary entry for a process 5 process name : Generate Shipping Order

process number : 5 input data flows : Item Order details
Output data flows : Item order details, Shipping order process description : This process takes generates the shipping order details and then updates the system database