What are the methodologies of data warehousing?
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Explain difference between snow flake and star schema.
Explain what are the modules in power mart?
How many project sources we can create in metadata?
Explain can a dimension table contains numeric values?
Explain in simple terms, the concept of Data Mining.
Explain what is a view as it relates to system modeling?
What are session timeout and application timeout?
explain about dirty dimension?
What are snapshots? What are materialized views & where do we use them?
What are the steps involved in designing a fact table?
What is the difference between agglomerative and divisive hierarchical clustering?
Explain which columns go to the fact table and which columns go the dimension table?