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- Question
Authorization tables contain highly sensitive data and should be protected by stringent security rules.
Options- A. True
- B. False
- Correct Answer
- True
- 1. Mirrored databases are almost always provided in high-availability systems.
Options- A. True
- B. False Discuss
- 2. Queries that do full table scans should be avoided.
Options- A. True
- B. False Discuss
- 3. Information repositories are replacing data dictionaries in many organizations.
Options- A. True
- B. False Discuss
- 4. With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.
Options- A. True
- B. False Discuss
- 5. Databases are not the property of a single function or individual within the organization.
Options- A. True
- B. False Discuss
- 6. The restore/rerun technique involves reprocessing the day's transactions up to the point of failure.
Options- A. True
- B. False Discuss
- 7. To build a data warehouse and develop business intelligence applications, it is important that an organization build and maintain a comprehensive repository.
Options- A. True
- B. False Discuss
- 8. Data modeling and database design are key responsibilities of data and data base administration.
Options- A. True
- B. False Discuss
- 9. Failure to control confidentiality may lead to loss of competitiveness.
Options- A. True
- B. False Discuss
- 10. A transaction log shows before and after images of records that have been modified by transactions.
Options- A. True
- B. False Discuss
Data and Database Administration problems
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