Explain normalization?
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What are fact, dimension, and measure?
What are data validation strategies for data mart validation after loading process?
What are the steps involved in designing a fact table?
What is the difference between olap and datawarehosue?
What is a look up function? What is default transformation for the look up function?
What is the very basic difference between data warehouse and operational databases?
How can we determine what records to extract?
What is data stream and data adaopter. Is it same are different? Explain?
What is Time Series algorithm in data mining?
Compare ?Data mining? and ?Data Warehousing??
What are the advantages of cold fusion?
What is surrogate key? Explain with examples.