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Business Warehousing MCQ

Business Warehousing MCQ

1. Warehousing and ____ are substitutes for each other.

Answer

Correct Answer: Transportation

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2. During ETL load we generally have

Answer

Correct Answer: Sorted data for Aggregator

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3. You need to create an index on the SALES table, which is 10 GB in size. You want your index to be spread across many tablespaces, decreasing contention for index lookup, and increasing scalability and manageability.

Answer

Correct Answer: Partitioned

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4. Which type of table is usually created to enable the building of scalable applications, and is useful for large tables that can be queried or manipulated using several processes concurrently?

Answer

Correct Answer: Partitioned table

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5. In Star Schema Dimension tables are:

Answer

Correct Answer: Short and Fat

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6. Centipede fact table means:

Answer

Correct Answer: Fact table with to many dimensions

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7. Dimensions are Confirmed when:

Answer

Correct Answer: They are either same or one is subset of another

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8. In 4 step dimensional process, declaring grain of business process is:

Answer

Correct Answer: Second Step

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9. In datamarts stovepipe means:

Answer

Correct Answer: Isolated data

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10. In which type of SCD(Slowly changing dimensions) do we preserve history of data:

Answer

Correct Answer: Type Two

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11. In general data in Data Warehousing is:

Answer

Correct Answer: None of Above

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