Modern Database Management
13th Edition
ISBN: 9780134792293
Author: Hoffer
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 1.9RQ
What does the term data independence mean, and why is it an important goal?
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Chapter 1 Solutions
Modern Database Management
Ch. 1 - Prob. 1.1RQCh. 1 - Prob. 1.2RQCh. 1 - Prob. 1.3RQCh. 1 - Prob. 1.4RQCh. 1 - Prob. 1.5RQCh. 1 - Prob. 1.6RQCh. 1 - Prob. 1.7RQCh. 1 - How are relationships between tables expressed in...Ch. 1 - What does the term data independence mean, and why...Ch. 1 - Prob. 1.10RQ
Ch. 1 - Prob. 1.11RQCh. 1 - Prob. 1.12RQCh. 1 - Prob. 1.13RQCh. 1 - Prob. 1.14RQCh. 1 - Prob. 1.15RQCh. 1 - Prob. 1.16RQCh. 1 - Prob. 1.17RQCh. 1 - Prob. 1.18RQCh. 1 - Prob. 1.19RQCh. 1 - Prob. 1.20RQCh. 1 - Prob. 1.21RQCh. 1 - Prob. 1.22RQCh. 1 - Prob. 1.23RQCh. 1 - Prob. 1.24RQCh. 1 - Prob. 1.25RQCh. 1 - Prob. 1.26RQCh. 1 - Prob. 1.27PAECh. 1 - Prob. 1.28PAECh. 1 - Prob. 1.29PAECh. 1 - Prob. 1.30PAECh. 1 - Prob. 1.31PAECh. 1 - Prob. 1.32PAECh. 1 - Great Lakes Insurance would like to implement a...Ch. 1 - Figure 1-22 shows an enterprise data model for a...Ch. 1 - Prob. 1.35PAECh. 1 - Prob. 1.36PAECh. 1 - Prob. 1.37PAECh. 1 - Prob. 1.38PAECh. 1 - Prob. 1.39PAECh. 1 - Prob. 1.40PAECh. 1 - Prob. 1.41PAECh. 1 - Prob. 1.42PAECh. 1 - Prob. 1.43PAECh. 1 - Prob. 1.44PAECh. 1 - Consider the project data model shown in Figure...Ch. 1 - Answer the following questions concerning Figures...Ch. 1 - Prob. 1.47PAECh. 1 - Helen Jarvis wants to determine the most important...Ch. 1 - In this chapter, we described four important data...
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- What are the advantages of adopting data security using a methodology? What ways may a method improve the process?arrow_forwardPick and summarise ONE (1) article that uses data classification in a variety of domains. (The summary should concentrate on how the material applies to data classification analysis specifically.) Please respond to the following questions: i. What is the problem or question(s) that this study is addressing? You should be able to locate the focal point. If there are any other issues, make a note of them as well. ii. What is the data's source? There are two or more sources of data in some studies. Give a brief description of how the data was obtained.arrow_forwardWhat should be done initially when attempting to resolve a data corruption issue?arrow_forward
- What exactly is data profiling, and what role does it play in data quality programs?arrow_forwardExplain the concept of data ethics and its importance in data management. How do organizations ensure ethical handling and use of data, and what ethical considerations should be taken into account?arrow_forwardWhat are the most common errors that might occur throughout the data modelling process?arrow_forward
- How can a methodology improve data security implementation? How can a method boost efficiency?arrow_forwardWhat factors contribute to the unreliability of the data? Give a quick explanation of each.arrow_forwardWhat are the most efficient techniques for cleaning up data? Moreover, in the context of big data, what exactly is meant by the term "data quality"?arrow_forward
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