Data Warehousing MCQ Questions and Answers Quiz

11. The modern CASE tools belong to _______ category.

  1. analysis.
  2. Development
  3. Coding
  4. Delivery

12. ________________ is held in the catalog of the warehouse database system.

  1. Application level metadata.
  2. Algorithmic level metadata.
  3. Departmental level metadata.
  4. Corewarehouse metadata.

13. _________maps the core warehouse metadata to business concepts, familiar and useful to end users.

  1. Application level metadata.
  2. User level metadata.
  3. Enduser level metadata.
  4. Core level metadata.

14. The generic two-level data warehouse architecture includes

  1. at least one data mart.
  2. data that can extracted from numerous internal and external sources.
  3. near realtimeupdates.
  4. far reaz-time updates.

15. The active data warehouse architecture includes

  1. at least one data mart.
  2. data that can extracted from numerous internal and external sources.
  3. near real-time updates.
  4. all of the above.

16. The data administration subsystem helps you perform all of the following, except

  1. backups and recovery.
  2. query optimization.
  3. security management.
  4. create, change, and delete information.

17. A data warehouse iswhich of the following?

  1. Can be updated by end users.
  2. Contains numerous naming conventions and formats.
  3. Organized around important subject areas.
  4. Contains only current data.

18. The extract process is

  1. capturing all of the data contained in various operational systems.
  2. capturing a subset of the data contained in various operational systems.
  3. capturing all of the data contained in various decision support systems.
  4. capturing a subset of the data contained in various decision support systems.

19. ______consists of formal definitions, such as a COBOL layout or a database schema.

  1. Classical metadata.
  2. Transformation metadata.
  3. Historical metadata.
  4. Structural metadata.

20. Fact tables are

  1. completely demoralized.
  2. partially demoralized.
  3. completely normalized.
  4. partially normalized.
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MCQ Multiple Choice Questions and Answers on Data Warehousing

Data Warehousing Question and Answer