What is cubes?
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what is the difference between DSS and ODS ?
What is the advantages data mining over traditional approaches?
Explain are data mart and dwh normalized or denormalized? Do both of them exist in
What is surrogate key? Where we use it?
Explain the difference between dw and bi?
Explain what are the possible data marts in retail sales?
Explain the differences between normalizer and normalizer transformation?
Explain what are the mapping paramaters and maping variables?
What is the difference between metadata and data dictionary?
What is perform recovery?
Explain what are the various file formats involved in reportnet?
What is META DATA information in Data warehousing projects?