Essay
Below is a narrative of the "Determine Requirements" portion (bubble 1.0)of the purchasing process described in Chapter 12.
Narrative Description
Bubble 1.1 receives and stores the requests received from the inventory-management process (inventory's purchase requisition)and various departments (purchase requisition-goods and services).
At predetermined intervals,bubble 1.2 accesses the accumulated requests held in the purchase requisition data;sorts the requests,perhaps by vendor or product type;and combines that data with the inventory master data to determine what purchases need to be made.
Required:
From the DFD (TB Figure 12.1)and the narrative description above,explode bubble 1.0 into a lower-level diagram showing the details of that process. 
Correct Answer:
Verified
Correct Answer:
Verified
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