What is the difference between Datawarehouse and OLAP?
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What are the types of SCD?
Explain what are the methodologies of data warehousing?
Advantages of de normalized data?
What is latest version of power center / power mart?
How many different schemas or dw models can be used in siebel analytics. I know only star and snow flake and any other model that can be used?
What is data analytics in simple terms?
What is metadata in context of a datawarehouse and how it is important?
how can one connect two fact tables ? is it possible ? how?
Explain what is what are semi-additive and factless facts and in which scenario will you use such kinds of fact tables?
What are components of report studio?
Is there any difference in testing database and data ware housing?
Describe the differences between a data warehouse and data mart.