Informatica Interview Questions
Questions Answers Views Company eMail

what is lookup ?

6 8121

what is the architecture of any Data warehousing project?

IBM,

4 12239

what is the flow?

1 4192




How to load time dimension?

Ford,

1 10521

In update strategy target table or flat file which gives more performance ? why?

7 15965

How do you create single lookup transformation using multiple tables?

TCS,

6 27551

Why touse stored procedure in ETL Application?

2 7075

How to improve the performance of Aggregate transformation?

Dmss,

3 8461




What is critical mapping?

2 6577

How to call stored Procedure from Workflow monitor in Informatica 7.1 version?

Accenture,

1 13455

How to view and Generate Metadata Reports?

1 4333

what is difference between COM & DCOM?

Satyam,

1 7856

what is the gap analysis?

1 5987

How to recover sessions in concurrent batches?

3 10310

what are the different types of transformation available in informatica and what are the mostly used ?

TCS,

3 18348


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Un-Answered Questions { Informatica }

suppose in my source flatfile i have 10000 records in that some of master table records missed table records missed then what will u do

904


How do you use reject loader.

1003


Hi, In source I have records like this No name address 10 manoj mum 10 manoj dilhi 20 kumar usa 20 kumar Tokyo I want records in target like shown below No name addr1 addr2 10 manoj mum dilhi 20 kumar usa Tokyo If it is reverse we can do this by using Normalizer transformation by setting occurance as 2. Somebody will say use denoralization technique. But as of my knowledge I couldn’t find any denormalization technique. Is there any concept like that? I tryid this seriously but I could find any idea to implement this. Can any one please help me ? Advance Thanks

3666


h0w many versions have been developed of onformatica so far?

928


what is the end to end process meaning in my project(my project is development)and functionality plz tell me

715






How to do the error handling of if ur source is flatfiles?

707


What are the new features of Power Center 5.0?

406


Have you worked with/created Parameter file

473


I have 10 columns in a flat file and 10 rows corresponding to that columns. I want column number 5 and 6 for last five records. In unix as well as informtica.

420


What's the layout of parameter file (what does a parameter file contain?)?

969


Please let me know how to make encryption and decryption with example?

399


Global and Local shortcuts. Advantages.

536


How can we send the flat file data to different targets(which are also flat files) based on the name of flat file with out adding extra columns?

745


How to display session logs based upon particular dates. If I want to display session logs for 1 week from a particular date how can I do it without using unix. ?

809


What are the steps involved in the migration from older version to newer version of Informatica Server?

691