What is the function of surrogate key in data warehousing?
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What is difference macros and prompts?
Explain conformed fact?
What is data cleaning? How can we do that?
What is what are semi-additive and factless facts and in which scenario will you use such kinds of fact tables?
How to handle multi value dimensions?
What is a real-time data warehouse? How is it different from near to real-time data warehouse?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
What is XMLA ?
What are snapshots? What are materialized views & where do we use them?
What are the different problems that ?Data mining? can solve?
Explain what is the limit to the number of sources and targets you can have in a mapping?
Describe a data warehouse.