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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Organizations that utilize the file processing approach spend as much as ________ of their IS development budget on maintenance.
(Multiple Choice)
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The traditional methodology used to develop, maintain, and replace information systems is called the:
(Multiple Choice)
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All of the following are primary purposes of a database management system (DBMS) EXCEPT:
(Multiple Choice)
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The SDLC phase in which the detailed conceptual data model is created is the ________ phase.
(Multiple Choice)
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In 1998, ANSI/SPARC published an import document describing the three-schema architecture.
(True/False)
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The three-schema approach includes which of the following schemas?
(Multiple Choice)
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The internal schema consists of the physical schema and the enterprise data model.
(True/False)
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Provide a brief overview of the various components of the database environment.
(Essay)
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________ is a tool even non-programmers can use to access information from a database.
(Multiple Choice)
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An extranet uses Internet protocols to establish limited access to company data by the company's customers and suppliers.
(True/False)
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The relational data model is no longer popular in the 21st century.
(True/False)
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Data from prior systems is converted to the new system during the implementation phase of the systems development life cycle.
(True/False)
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The repository is populated during the analysis phase of the systems development life cycle.
(True/False)
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Characteristics of the structure of the database are generally changed during the implementation phase of the database development process.
(True/False)
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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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