现在的课件都是新的！AQ 1.1
AQ 3.1
Prepare a flowchart for the following system segment.
A clerk scans a document into the computer. The computer routes an image of the scanned input to a data entry clerk, who inserts data from the document’s image into the computer. The computer records the keyed data with the scanned document.
AQ 3.2
Prepare a context level diagram for the following system:
An inventory request is received by the purchasing department. The purchasing department prepares and sends a purchase order to the appropriate vendor.
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