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Questions and Answers
Which phase involves defining the overall design of the database and determining the structure that will hold the data?
Which phase involves defining the overall design of the database and determining the structure that will hold the data?
- Logical design
- Conceptual design (correct)
- Requirements specification and analysis
- Physical design
What is a main characteristic of the database approach described in the text?
What is a main characteristic of the database approach described in the text?
- Defining data multiple times for various users
- Each user defines and implements the files needed for a specific software application
- Data abstraction (correct)
- File processing for each user
What is one of the purposes of the Database Catalog mentioned in the text?
What is one of the purposes of the Database Catalog mentioned in the text?
- Preventing program-operation independence
- Forcing program-data dependence
- Storing data separately from access programs (correct)
- Maintaining multiple copies of data files
What does Program-Operation Independence allow according to the text?
What does Program-Operation Independence allow according to the text?
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What does Data Model serve as according to the text?
What does Data Model serve as according to the text?
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What is the purpose of a database?
What is the purpose of a database?
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Which of the following is NOT an example of a database application?
Which of the following is NOT an example of a database application?
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What is the function of a DBMS?
What is the function of a DBMS?
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What does defining a database involve?
What does defining a database involve?
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What is metadata in the context of databases?
What is metadata in the context of databases?
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