Must-Know Data  Warehouse Interview Questions for 2024

10

What do you mean by data mining? Differentiate between data mining and data warehousing.

1

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What do you understand about a fact table in the context of a data warehouse? What are the different types of fact tables?

2

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What do you mean by dimension table in the context of data warehousing? What are the advantages of using a dimension table?

3

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What do you understand by ODS (Operational Data Store)?

4

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What do you understand by active data warehousing?

5

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Explain what you mean by a star schema in the context of data warehousing.

6

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What do you understand about a data cube in the context of data warehousing?

7

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What are the advantages of a cloud-based data warehouse?

8

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What are the different types of data marts in the context of data warehousing?

9

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What are some of the functions performed by OLAP?

10

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