Modern Database Management (12th Edition)
12th Edition
ISBN: 9780133544619
Author: Jeffrey A. Hoffer, Ramesh Venkataraman, Heikki Topi
Publisher: PEARSON
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Question
Chapter 1, Problem 1.31PAE
(a)
Program Plan Intro
List some major data entities for a business school or academic unit and draw a preliminary enterprise data model.
Program Plan Intro
(b)
Would a multi-tiered architecture for data management benefits the business school or academic unit?
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Consider the data needs of the student-run newspaper in your university or high school. What are the data entities of this enterprise? List and define each entity. Then, develop an enterprise data model showing these entities and important relationships between them.
Imagine that you are discussing the concept of a data warehouse with a group of prospective clients. What is the best approach to convey the benefits to them? Which of the following best defines multidimensional data analysis for them?
Compared to utilizing two separate models, what are the benefits of adopting the same data model for both conceptual and logical design. Examples include the E-R and relational database models...
Chapter 1 Solutions
Modern Database Management (12th Edition)
Ch. 1 - Prob. 1.1RQCh. 1 - Match the following terms and definitions:...Ch. 1 - Prob. 1.3RQCh. 1 - Prob. 1.4RQCh. 1 - Prob. 1.5RQCh. 1 - How are relationships between tables expressed in...Ch. 1 - What does the term data independence mean, and why...Ch. 1 - Prob. 1.8RQCh. 1 - Prob. 1.9RQCh. 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. 1.20PAECh. 1 - Prob. 1.21PAECh. 1 - Prob. 1.22PAECh. 1 - Prob. 1.23PAECh. 1 - Prob. 1.24PAECh. 1 - Prob. 1.25PAECh. 1 - Great Lakes Insurance would like to implement a...Ch. 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 - Prob. 1.33PAECh. 1 - Prob. 1.34PAECh. 1 - Prob. 1.35PAECh. 1 - Prob. 1.36PAECh. 1 - Prob. 1.37PAECh. 1 - Consider the project data model shown in Figure...Ch. 1 - Prob. 1.39PAECh. 1 - Prob. 1.40PAECh. 1 - Helen Jarvis wants to determine the most important...Ch. 1 - In this chapter, we described four important data...
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- Question 3 Tshepo has put a lot of thought into the data that he wants to store in the carbon accounting database. He has also spoken to the CEOs of a number of companies in the group to get their inputs. Between them, they have come up with a set of business rules to be used as the basis for the data model design. Draw an entity relationship diagram (ERD) in Unified Modelling Language (UML) notation according to these business rules. Marks will be awarded as follows:arrow_forwardSuppose you're promoting the data warehouse idea. What does multidimensional data analysis mean to them? How would you characterize the advantages?arrow_forwardDefine the key components of a data warehouse architecture. How do they work together to support data analysis?arrow_forward
- What are the benefits of utilizing the same data model for both conceptual and logical design? For example, E-R and RDBMS models.... Business rules are unambiguous assertions derived from a detailed description of a company's operations. Explain business rules and their role in data modeling.arrow_forwardWhat are the advantages of using the same data model for both conceptual and logical design over using two different models? For example, E-R and relational database models….arrow_forwardWhat is ETL (Extract, Transform, Load) in the context of data processing, and why is it essential for data integration and analysis?arrow_forward
- Describe the concept of data warehousing as a central hub for data integration. How does it enable a unified view of data from various sources?arrow_forwardDevelop a simple data model for a student database that includes student data, student contact data, student demographic data, student grades data, and student financial data. Determine the data attributes that should be present in each table, and identify the primary key for each table. Develop a complete entity relationship diagram that shows how these tables are related to one another.arrow_forwardAssume you're pushing the concept of a data warehouse. To them, what does multidimensional data analysis imply? How would you describe the benefits?arrow_forward
- The data warehouse is one example of this. What do they understand by the term "multidimensional data analysis"? What are the benefits, in your opinion?arrow_forwardWhat are the key components of a data warehouse architecture, and how do they work together to support data analysis and reporting?arrow_forwardWhat would an enterprise data model mean for Mercy, and what would it do for them? Is it more or less crucial for Mercy to have a clearly established model that specifies the organization's data needs and goals given the company's entry into big data?arrow_forward
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