MODERN DATABASE MGMT.(PEARSON CHANNEL)
13th Edition
ISBN: 9780136709299
Author: Hoffer
Publisher: PEARSON
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Chapter 1, Problem 1.13RQ
Program Plan Intro
Discussing differences between operational and Informational Management Systems
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Transform the table into 1NF, 2NF, and 3NF. Create a database diagram afterward.
subject
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Management Information 035-20130-0205
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Design
student_number firstname
Mairo
term
lastname
program
BSIT
year
2016-2017 2nd
Database 035-20130-0205
Eli
2016-2017
2nd
BSIT
Mairo
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2016-2017
2nd
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Eli
What is the difference between a data entity (data model) and an external entity (process model)?
When describing a data system, how should one talk about its administrative structure, its technology, and its organizational structure?
Chapter 1 Solutions
MODERN DATABASE MGMT.(PEARSON CHANNEL)
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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- Please help me interpret this Data Flow Diagram.arrow_forward1.The phases of the systems development life cycle are circular in nature. true or false 2. Old-style methods of collecting system requirements include: 3. The database manager is responsible for initiating, planning, executing and closing down the project. 4. While developing a data-flow diagram for a hospital, web site's patient enrollment section is represented as a source on a data-flow diagram. True or false 5. Finding the best solution to a business problem or opportunity describes the attention to detail characteristic that a systems analyst should exhibit during the requirements determination phase. True or false 6. If your analysis of several written procedures reveals duplication of effort in two jobs, you should: Group of answer choices 7. Which of the following are organizational components that a systems analyst needs to understand? 8. A critical path refers to: 9. Explain the differences between a Gantt chart and a PERT/CPM chart. 10. Design a questionnaire to learn…arrow_forward7-48. Review the data-flow diagrams given to you by your instructor. Study the data flows and data stored in these diagrams and decide whether you agree with the team’s conclusion that the only six entity types needed are listed in the case and in PE Figure 7-1. If you disagree, define additional entity types, explain why they are necessary, and modify PE Figure 7-1 accordingly.arrow_forward
- Use the narratives and above to identify the typical outputs (reports and displays) the various stakeholders might want to retrieve from your database. Now, revisit the EER diagram you created in 3-45 to ensure that your model has captured the information necessary to generate the outputs desired. Update your EER diagram as necessary.arrow_forwardFigure 2-26 shows a grade report that is mailed to students at the end of each semester. Prepare an ERD reflecting the data contained in the grade report. Assume that each course is taught by one instructor. Also, draw this data model using the tool you have been told to use in the course. Explain what you chose for the identifier of each entity type on your ERD.arrow_forwardDistinguish between the three data modelling levels.arrow_forward
- Submit a system requirement for cloud computing database management system. The system requirements model is to have combination of sections: requirements model business process model, data flow diagram data dictionary object model use case diagram. draw the image diagram and include text to ensure that the diagram has proper context within the overall system requirements model through written explanations. Your audience is IT management and the IT project team.arrow_forward• Draw an E-R diagram for the transcript database system based on • Entity • Attributes for each entity • Primary keys • Relationship • 1:1, 1:N, or N:M between entitiesarrow_forwardHow does a data system function with regard to its organizational, administrative, and technical aspects?arrow_forward
- Develop 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_forward1. Draw dataflow diagram for a library management system. A library management system data flow diagram (DFD) shows how the information within a library system needs to flow to meet the needs of patrons or students as well as library administrators. It contains all of the user flow and their entities such as all the flow of Library, Book, Issue Book, Author, Publisher, Employee and Student. The main Entities: • Processing library records and generate report of all library Processing book record and generate report for all book • • Process issue Book records and generate report of all Issue Book Process Author records and generate report of all Author • Process Publisher records and generate report of all Publisher • Process Employee records and generate report of all Employee • Process issue Student and generate report of all Student The main Functional Requirements: Admin logins to the system and manage all the functionalities of Library Management System • Admin can add, edit, delete…arrow_forwardDesign an E-R diagram for a database for an airlines system. The database must keep track of customers and their reservations, flights and their status, seat assignments on individual flights and the schedule and routing of future flights. Apply all the database design constraints as much as possible.arrow_forward
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