a. Create a data flow diagram of the current system.
b. Create a system flowchart of the existing system.
c. Analyze the internal control weaknesses in the system. Model your response according to the six categories of physical control activities specified in the SAS 78/COSO control model.
d. Prepare a system flowchart of a redesigned computer-based system that resolves the control weaknesses you identified. Explain your solution.

Nautilus Water Pumps, Inc., manufactures automotive water pumps. Since 1988 it has supplied the Big Three (Ford Motor Company, General Motor, and Chrysler) North American auto manufacturers. Nautilus has recently broken into the American-made Japanese car market. The company now supplies Toyota, Nissan, and Honda with automotive water pumps for their assembly operations in North America.

  • CreatedNovember 28, 2012
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