REAhandoutFA07

REAhandoutFA07 - REA Modeling and Implementation Chapters...

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Fall 2007 REA Modeling and Implementation REA Modeling and Implementation Chapters 15 and 16 Before beginning, read narrative, review unnormalized table, or analyze forms  and reports, to gain an understanding of the business rules. Creation of the REA Model 1. Identify relevant events (give and get). Examples are sales and cash  receipts. Identify other important business activities that the company  wants to include. 2. Identify resources and agents. What resources are reduced, increased or  otherwise affected by each event? Examples of resources are cash and  inventory; some agents are customers and employees. 3. Determine cardinalities of relationships. Ask yourself, if I select one  instance of an entity, how many other instances can I link it to in another  entity? For example, if I select one customer, how many sales can he/she  be linked to? You must select a minimum (0 or 1) and a maximum (1 or 
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This note was uploaded on 03/31/2008 for the course ACC 340 taught by Professor Pennington during the Fall '07 term at N.C. State.

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REAhandoutFA07 - REA Modeling and Implementation Chapters...

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