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how would u estimate the size of Lookup transform data and
index cache?
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what happens if the info.server doesn't find the session parameter in the parameter file?
Give a way in which u can implement a real time scenario where data in a table is changing and u need to look up data from it.How will u configure the look up transform for this purpose?
how do u estimate the number of partitions that a mapping really requires? Is it dependent on the machine configuration?
Compare etl & elt?
what are the data modeling tools you have used?(polaris)
if i have a query as flat file how can we load data to target table
What is the difference between Data Warehousing and Data Mining?
What are the types of Data Warehouse applications?
what is data modeling?
what happens if the info.server doesn't find the session parameter in the parameter file?
what is Forward,Reverse and Re_engineering?
How many steps etl contains explain with example?
Teradata 
