Exam 1: Database Systems
Exam 1: Database Systems70 Questions
Exam 2: Data Models70 Questions
Exam 3: The Relational Database Model100 Questions
Exam 4: Entity Relationship (ER)Modeling100 Questions
Exam 5: Advanced Data Modeling70 Questions
Exam 6: Normalization of Database Tables100 Questions
Exam 7: Introduction to Structured Query Language (SQL)100 Questions
Exam 8: Advanced SQL100 Questions
Exam 9: Database Design100 Questions
Exam 10: Transaction Management and Concurrency Control70 Questions
Exam 11: Database Performance Tuning and Query Optimization70 Questions
Exam 12: Distributed Database Management Systems70 Questions
Exam 13: Business Intelligence and Data Warehouses100 Questions
Exam 14: Database Connectivity and Web Technologies100 Questions
Exam 15: Database Administration and Security100 Questions
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The ____ serve(s)as the intermediary between the user and the database.
(Multiple Choice)
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____ is the body of information and facts about a specific subject.
(Multiple Choice)
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The only way to access the data in a database is through the DBMS.
(True/False)
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____ relates to the activities that make the database perform more efficiently in terms of storage and access speed.
(Multiple Choice)
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The DBMS reveals much of the database's internal complexity to the application programs and users.
(True/False)
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A(n)____ database is designed to support a company's day-to-day operations.
(Multiple Choice)
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Describe what metadata are and what value they provide to the database system.
(Essay)
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____________________ exists when it is possible to make changes in the data storage characteristics without affecting the application program's ability to access the data.
(Short Answer)
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Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests.
(True/False)
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Most decision-support data are based on historical data obtained from ____.
(Multiple Choice)
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Metadata present a more complete picture of the data in the database than the data itself.
(True/False)
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A(n)____________________ is a specific request issued to the DBMS for data manipulation.
(Short Answer)
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Information implies familiarity,awareness,and understanding knowledge as it applies to an environment.
(True/False)
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___________________________________ is a special language used to represent and manipulate data elements in a textual format.
(Essay)
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