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What are your responsibilities as an etl tester?
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how do u decide whether u need to do aggregations at database level or at Informatica level?
What are the different ways to deploy the code in informatica?
1 Answers IBM, Saama Tech, Wipro,
What is a mapping, session, worklet, workflow, mapplet?
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.
what are Lookup caches options? Including persistent caches.
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 are the different etl testing categories as per their function?
A mapping contains source table S_Time(stat_year,end_year) target table TIM_DIM(date,day,month,year,quarter) stored procedure transformation: A procedure has two parameters I_end_year and output parameter as O_date ,day , month, year, quarter, If this session is running, how many rows will be available in the target and why?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
What are the different Lookup methods used in Informatica?
what is different between sequential batch and concurrent batch and which is recommended and why?
what are Lookup caches options? Including persistent caches.
Teradata 
