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Questions and Answers
What is the primary advantage of using the database approach according to the text?
What is the primary advantage of using the database approach according to the text?
- Controlling redundancy in data storage and development efforts (correct)
- Providing persistent storage for program objects
- Providing multiple interfaces to different classes of users
- Enforcing integrity constraints on the database
Which of the following is NOT mentioned as a fundamental consideration when building a database?
Which of the following is NOT mentioned as a fundamental consideration when building a database?
- Access: What data should be provided to which users and when?
- Content: What data should be collected and at what cost?
- Optimization: How can the database be optimized for maximum performance? (correct)
- Logical structure: How should data be arranged so that it makes sense to a given user?
Which of the following is NOT listed as an advantage of the database approach?
Which of the following is NOT listed as an advantage of the database approach?
- Providing backup and recovery services
- Enforcing integrity constraints on the database
- Providing a centralized data management system (correct)
- Representing complex relationships among data
What is the purpose of the 'physical organization' consideration when building a database?
What is the purpose of the 'physical organization' consideration when building a database?
Which of the following is NOT listed as a fundamental entity in the 'example of a simple database' shown in the text?
Which of the following is NOT listed as a fundamental entity in the 'example of a simple database' shown in the text?
What is the primary purpose of 'providing storage structures (e.g. indexes) for efficient query processing' according to the text?
What is the primary purpose of 'providing storage structures (e.g. indexes) for efficient query processing' according to the text?
What is the primary role of a database administrator (DBA)?
What is the primary role of a database administrator (DBA)?
What is the advantage of using a database approach compared to traditional data management?
What is the advantage of using a database approach compared to traditional data management?
Which term refers to a field or set of fields that uniquely identifies a record in a database?
Which term refers to a field or set of fields that uniquely identifies a record in a database?
What is the purpose of a database management system (DBMS)?
What is the purpose of a database management system (DBMS)?
Which term refers to a general class of people, places, or things for which data is collected and stored in a database?
Which term refers to a general class of people, places, or things for which data is collected and stored in a database?
What is a key advantage of using a multiple-user database system compared to a single-user database?
What is a key advantage of using a multiple-user database system compared to a single-user database?
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