what is the difference between cardinality and Nullability?
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What are the different etl testing categories as per their function?
How many types of transformations supported by sorted input?
where are the log files generally stored.Can you change the path of the file.what can the path be?
What is virtual Data Warehousing?
what is the meant by Normalization and de-normalization?
What are the ETL Testing Operations?
What is fact? What are the types of facts?
tell me few points when u become TL
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If you concatenate data from a normalizer transformation,the ports you concatenate cannot include OCCURS(T/F).
What is etl process. How many steps etl contains explain with example?
what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me.