Exam 1: The Database Environment and Development Process
Exam 1: The Database Environment and Development Process116 Questions
Exam 2: Modeling Data in the Organization103 Questions
Exam 3: The Enhanced E-R Model103 Questions
Exam 4: Logical Database Design and the Relational Model102 Questions
Exam 5: Physical Database Design and Performance103 Questions
Exam 6: Introduction to SQL105 Questions
Exam 7: Advanced SQL107 Questions
Exam 8: Database Application Development105 Questions
Exam 9: Data Warehousing103 Questions
Exam 10: Data Quality and Integration105 Questions
Exam 11: Big Data and Analytics102 Questions
Exam 12: Data and Database Administration110 Questions
Exam 13: Distributed Databases100 Questions
Exam 14: Object-Oriented Data Modeling105 Questions
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A well-structured database establishes the entities between relationships in order to derive the desired information.
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Correct Answer:
False
File processing systems have been replaced by database systems in most critical business applications today.
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True
In prototyping, implementation and maintenance activities are repeated as necessary until the product is correct.
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True
In a file processing environment, descriptions for data and the logic for accessing the data are built into:
(Multiple Choice)
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Databases were developed as the first application of computers to data processing.
(True/False)
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Which of the following is NOT an objective that drove the development and evolution of database technology?
(Multiple Choice)
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Which of the following is software used to create, maintain, and provide controlled access to databases?
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A centralized knowledge base of all data definitions, data relationships, screen and report formats, and other system components is called a(n):
(Multiple Choice)
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________ is a tool even non-programmers can use to access information from a database.
(Multiple Choice)
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All of the following are primary purposes of a database management system (DBMS) EXCEPT:
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The failure to implement a strong database administrative function is the most common source of database failures in organizations.
(True/False)
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The data that you are interested in capturing about an entity is called an instance.
(True/False)
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With the database approach, data descriptions are stored in a central location known as a:
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Data redundancy is used to establish relationships between data but is never used to improve database performance.
(True/False)
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Database architects establish standards for data in business units.
(True/False)
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Which of the following is NOT a cost and/or risk of the database approach?
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A relational database establishes the relationships between entities by means of a common field.
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