Explain do we need an etl tool?


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More ETL Interview Questions

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?

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1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?

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what is the main role of FI on business

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how does the server recongnise the source and target databases.Elaborate on this

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Need Informatica Power Center 9.1 free download(for all windows version)

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what are the data modeling tools you have used?(polaris)

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what is a worklet?

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What is a materialized view log?

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what are the data sources extracted from logistics cockpit in sap bw project and what is the requirement for it ?

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Explain etl mapping sheets?

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what is Forward,Reverse and Re_engineering?

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Hi my name is kuldeep singh, i have finished my B.E in computer science and engg in 2008. I have worked with accenture for 17 months and because of family problem i left the job in dec 2009.. i was in data ware housing capability. right now i am working in a BPO as technicla support executive,, i want to move to IT again, please suggest me what shuld i do? its been 1 year gap and i am not able to get into IT...please suggest me ...should i go for informatica certification will that help me to get inot IT. please give ur suggestion..my E mail is is singh.kuldeep2004@yahoo.in

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