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what type of raid setup would you put your tx logs?
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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 Star Schema?
what is user variable in affinium campaign? and some real time examples.
What are the tools available for etl?
What is a fact, dimension, measure?
Explain what are the advantages data mining over traditional approaches?
What is a hash cluster?
Explain what are slowly changing dimensions?
What is Conceptual, Logical and Physical model?
After we create a scd table, can we use that particular dimension as a dimension table for star schema?
What is multi-dimensional analysis?
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
4 Answers IBM, MAHINDRA, Tech Mahindra,
Teradata 
