Exam 11: Data Storage Design
Exam 1: The Systems Analyst and Information Systems Development136 Questions
Exam 2: Project Selection and Management110 Questions
Exam 3: Requirements Determination153 Questions
Exam 4: Systems Analysis and Design74 Questions
Exam 5: Process Modeling112 Questions
Exam 6: Data Modeling104 Questions
Exam 7: Moving Into Design106 Questions
Exam 8: Architecture Design70 Questions
Exam 9: Dennis/wixom/roth231 Questions
Exam 10: Program Design112 Questions
Exam 11: Data Storage Design111 Questions
Exam 12: Moving Into Implementation121 Questions
Exam 13: Transition to the New System139 Questions
Exam 14: the Movement to Objects113 Questions
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Sometimes in data storage design there will need to be trade-offs between storage efficiency and processing speed and efficiency.
(True/False)
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Transaction processing systems and decision support systems will generally have very different data storage needs.
(True/False)
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When changing from logical data models to physical data models,you will want to change the attributes of the logical ERD to fields in the physical ERD.
(True/False)
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Which of the following is NOT a file type described in the textbook?
(Multiple Choice)
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When working on a major project,project teams will always select and stay with only one database format for consistency of development and use.
(True/False)
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The most popular kind of database for applications development today is the relational database.
(True/False)
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What is the CRUD matrix and why should it be updated in the data storage design activity? Give an example of who can "C","R","U" and "D" for a company and sample systems.
(Essay)
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Systems to support decision making generally need to update data frequently with a large volume of data.
(True/False)
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What is the difference between end-user databases and enterprise databases (and give at least one end-user database product and at least one enterprise database)?
(Essay)
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When moving from logical data models to physical data models,you should update your CRUD matrix.
(True/False)
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Rachel wants aggregated data like find the number of banking customers who have savings accounts over $100,000 and home mortgages with her bank.She probably wants to use a Decision Support System.
(True/False)
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The data storage design activity is done in which phase of the Systems Development Life Cycle?
(Multiple Choice)
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FoodTitan is a large grocery store chain in the Chicago,Milwaukee,and the Upper Midwest.Generally their stores have from 18 to 36 checkout lanes with scanners.When somebody scans a bar code,the system is probably using a _____ to process the purchased items.
(Multiple Choice)
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If you were considering a media rich database (like the example of Tune Source in the textbook),what type of database organization might be best and why?
(Essay)
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Generally,the best way to optimize data storage for efficiency is:
(Multiple Choice)
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Files are paper files that have been scanned into PDF files for quicker access.
(True/False)
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