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CSE :: Database System 2 - CS

  1. Information repositories are replacing data dictionaries in many organizations.

  2. A.

     True

    B.

     False


  3. Mirrored databases are almost always provided in high-availability systems.

  4. A.

     True

    B.

     False


  5. Databases are not the property of a single function or individual within the organization.

  6. A.

     True

    B.

     False


  7. Queries that do full table scans should be avoided.

  8. A.

     True

    B.

     False


  9. The restore/rerun technique involves reprocessing the day's transactions up to the point of failure.

  10. A.

     True

    B.

     False


  11. Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally.

  12. A.

     True

    B.

     False


  13. A disaster recovery plan does not need to include the shipment of database backups to other sites.

  14. A.

     True

    B.

     False


  15. With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.

  16. A.

     True

    B.

     False


  17. Data modeling and database design are key responsibilities of data and data base administration.

  18. A.

     True

    B.

     False


  19. Incorrect data is easy to detect.

  20. A.

     True

    B.

     False