Exam 1: The Database Environment and Development Process
Exam 1: The Database Environment and Development Process119 Questions
Exam 2: Modeling Data in the Organization102 Questions
Exam 3: The Enhanced E-R Model102 Questions
Exam 4: Logical Database Design and the Relational Model101 Questions
Exam 5: Introduction to SQL102 Questions
Exam 6: Advanced SQL95 Questions
Exam 7: Databases in Applications93 Questions
Exam 8: Physical Database Design and Database Infrastructure167 Questions
Exam 9: Data Warehousing and Data Integration150 Questions
Exam 10: Big Data Technologies69 Questions
Exam 11: Analytics and Its Implications32 Questions
Exam 12: Data and Database Administration With Focus on Data Quality66 Questions
Exam 13: Distributed Databases100 Questions
Exam 14: Object-Oriented Data Modeling104 Questions
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Database development begins with ________, which establishes the range and general contents of organizational databases.
Free
(Multiple Choice)
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Correct Answer:
D
A knowledge base of information or facts about an enterprise is called a(n):
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(Multiple Choice)
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Correct Answer:
B
A graphical system used to capture the nature and relationships among data is called a(n):
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(Multiple Choice)
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Correct Answer:
D
Organizational commitment to a database project is not necessary for its success.
(True/False)
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The SDLC phase in which every data attribute is defined, every category of data is listed, and every business relationship between data entities is defined is called the ________ phase.
(Multiple Choice)
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Database maintenance is typically the longest step of the database development process.
(True/False)
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The user interface includes languages, menus, and other facilities by which users interact with various system components.
(True/False)
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Because applications are often developed independently in file processing systems:
(Multiple Choice)
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An enterprise data model describes the scope of data for only one information system.
(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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A relational database establishes the relationships between entities by means of a common field.
(True/False)
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The data repository assists database administrators in enforcing standards.
(True/False)
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Relational databases establish the relationships between entities by means of common fields included in a file called a(n):
(Multiple Choice)
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File processing systems have been replaced by database systems in most critical business applications today.
(True/False)
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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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A person, place, object, event, or concept about which the organization wishes to maintain data is called a(n):
(Multiple Choice)
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The term legacy system refers to a newly installed database management system.
(True/False)
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Separation of metadata from application programs that use the data is called data independence.
(True/False)
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