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What is the difference between power center and power mart?
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What is junk dimension? What is the difference between junk dimension and degenerated dimension?
List down some of the real time data-warehousing tools?
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,
What is pre-emptive and non-pre-emptive?
Explain the main differences between star and snowflake schema?
Tell me one example for junk dimension?
What are the advantages and disadvantages of reporting directly against the database?
Explain what is batch and describe about types of batches?
Do you always need to copy the data before reporting on it?(Example, real-time & on-demand reporting is a requirement)?
Can we start and stop single session in concurent bstch?
What are templates in which way it is help full?
Explain the difference between data ware house & data mart?
Teradata 
