Data Warehouse Architecture MCQs

By: Prof. Dr. Fazal Rehman | Last updated: May 14, 2025

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1. : What is a data warehouse?



2. : What is the primary purpose of a data warehouse?



3. : Which component of a data warehouse architecture is responsible for extracting data from multiple sources?



4. : What role does the data storage layer play in a data warehouse architecture?



5. : Which component of a data warehouse architecture facilitates querying and reporting?



6. : What is the purpose of the data integration layer in a data warehouse architecture?



7. : Which architectural approach involves storing data in a denormalized format to optimize query performance?



8. : In data warehouse architecture, what does the ETL process refer to?



9. : Which component of a data warehouse architecture is responsible for data presentation and visualization?



10. : What does metadata management involve in the context of a data warehouse?



11. : Which type of schema is commonly used in data warehouse architectures for representing dimensional data?



12. : What is the benefit of using a snowflake schema in data warehouse architecture?



13. : How does partitioning contribute to data warehouse performance?



14. : Which data warehouse architecture component ensures data consistency and accuracy?



15. : What role does OLAP (Online Analytical Processing) play in a data warehouse architecture?



 

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