What is perform recovery?
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What is the difference between star and snowflake schemas?
What are the steps involved in designing a fact table?
How many ways we test the universe & Report?
What is called dimensional modelling?
State any 5 of Cods guidelines of an OLAP system, brief description each?
What is a cube in data warehousing concept?
What is ods (operation data source)?
What are the primary ways to store data in OLAP?
Explain what are the various file formats involved in reportnet?
what is parallelism?
3.What is fact less fact ?
9 Answers Accenture, HCL, TCS,
5.Explain ODS ?