what is different between sequential batch and concurrent
batch and which is recommended and why?
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List few etl bugs?
What is a lookup table in etl?
how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?
What is full load & incremental or refresh load?
Compare ETL & Manual development?
without using ETL tool can u prepare a Data warehousing and maintaining?
what is a parameter when and where do u them when does the value will be created. Designing time, run time. If u don't create parameter what will happen?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
what is granularity in Data ware House?
Compare etl & elt?
architural difference between 7.1 workflow monitor and 8.1 workflow monitor.
How many steps etl contains explain with example?