Data Warehousing MCQ Questions and Answers Quiz

31. Business Intelligence and data warehousing is used for

  1. Forecasting.
  2. Data Mining.
  3. Analysis of large volumes of product sales data.
  4. All of the above.

32. Which of the following is not a kind of data warehouse application?

  1. Information processing
  2. Analytical processing
  3. Data mining
  4. Transaction processing

33. ______________databases are owned by particular departments or business groups.

  1. Informational.
  2. Operational.
  3. Both informational and operational.
  4. Flat.

34. The type of relationship in star schema is

  1. many to many
  2. one to one
  3. one to many
  4. many to one

35. The type of relationship in star schema is

  1. many-to-many.
  2. one-to-one.
  3. one-to-many.
  4. many-to-one.

36. _______test is used in an online transactional processing environment.

  1. MEGA.
  2. MICRO.
  3. MACRO.
  4. ACID.

37. Which of the following is not a component of a data warehouse?

  1. Metadata
  2. Current detail data
  3. Lightly summarized data
  4. Component Key

38. Detail data in single fact table is otherwise known as

  1. monoatomic data.
  2. diatomic data.
  3. atomic data.
  4. multiatomic data.

39. _____________consists of information in the enterprise that is not in classical form.

  1. Mushy metadata.
  2. Differential metadata.
  3. Data warehouse.
  4. Data mining.

40. Data warehouse contains_____________data that is never found in the operational environment.

  1. normalized.
  2. informational.
  3. summary.
  4. denormalized.
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MCQ Multiple Choice Questions and Answers on Data Warehousing

Data Warehousing Question and Answer