Physical data storage and representation are not considered in logical data modelling. Why create data logical models? What is the link between a DFD's data storage and the logical data models of some or all systems?
Physical data storage and representation are not considered in logical data modelling. Why create data logical models? What is the link between a DFD's data storage and the logical data models of some or all systems?
Fundamentals of Information Systems
8th Edition
ISBN:9781305082168
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter8: Systems Development
Section: Chapter Questions
Problem 8SAT: Data modelling is most often accomplished through the use of a(an) ________________. a....
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Physical data storage and representation are not considered in logical data modelling. Why create data logical models? What is the link between a DFD's data storage and the logical data models of some or all systems?
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