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Discuss what additional information should be collected during requirements analysis that is needed for file and database design and that is not especially useful for earlier phases of systems development.
Assume you are part of the systems development team at a medium-sized organization. You have just completed the database design por- tion of the systems design phase, and th
Many database management systems offer the ability to enforce referential integrity. Why would using such a feature be a good idea? Are there any situations in which refer-
Selected financial statement information is reported below for Cameron Corporation for the year ended December 31, 2012. Using the above data, determine the cash flow from ope
Model a set of typical family relationships- spouse, father, and mother-in a single 3NF relation. Also include the nonkey attributes name and birth date. Assume that each pe
In its most recent financial statements, Newhouse Inc. reported $45 million of net income and $585 million of retained earnings. The previous retained earnings were $556 mil
Contact a systems analyst at your university to study the E-R model of any information system. Attempt to understand entities, attri- butes, and relationships in the model.
What data should the Pet Enrollment Form collect? Using the guidelines provided, design the Pet Enrollment Form. What data should the Pet Service Form collect? Using the guide
Lansing Company's 2015 income statement and selected balance sheet data (for current assets and current liabilities) at December 31, 2014 and 2015, follow. Prepare the cash
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