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What are the main differences between a data item and a data attribute in terms of the data hierarchy? What does it mean for an attribute to have a scope?

Principles of Information Systems (MindTap Course List)

13th Edition

ISBN:9781305971776

Author:Ralph Stair, George Reynolds

Publisher:Ralph Stair, George Reynolds

Chapter5: Database Systems And Big Data

Section: Chapter Questions

Problem 2RQ: In the hierarchy of data, what is the difference between a data attribute and a data item? What is...

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