21. ____________ is called a multifield transformation.
22. Transient data is
23. __________ is a subject-oriented, integrated, time-variant, nonvolatile collection of data in support of management decisions.
24. ......................... is a subject-oriented, integrated, time-variant, nonvolatile collection or data in support of management decisios.
25. __________ is the heart of the warehouse.
26. Reconciled data is
27. ____________predicts future trends & behaviors, allowing business managers to make proactive,knowledge-driven decisions.
28. Data can be updated in _____environment.
29. Expansion for DSS in DW is
30. A snowflake schema is which of the following types of tables?
MCQ Multiple Choice Questions and Answers on Data Warehousing
Data Warehousing Question and Answer