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TCS Informatica Interview Questions

Questions Answers Views Company eMail

Can we change Dynamic to Static or Persistent cache? If so what happens?

2249

What is Java Transformation? what are the uses of it?

3062

Create a mapping which contains 2 target tables. When the session runs for the first time it shud load Target table 1 and when it runs for second time it shud load Target table 2.

7 15239

Can we update a target table (without primarykey) by using update strategy transformation?

4 23834

What is the main purpose of Unconnected lookup other than updating slowly changing dimensions? or In which case u use Unconnected lookup?

2 7586

Aggregator transformation is having fields say a,b,c,d,e group by is enabled on a,b,c with sorted input,How the aggregator transformation process the i/p data?or in which way i/p comes to agg transformation

1 5054

Which one is better performance wise connected/un-connected lkp?why?

2 14156

One of the optimizing technique to improve the session performance is push down optimization,by using push down optimization we push as much as transformation logic to source/target database,but this degrades the d/b performance,how to overcome this?

2310

why we are using level option in normalizer transformation

1 7010

following source name gender ramya female ram male deesha female david male kumar male i want the target male female ram ramya david deesha kumar any body give solution above question?

4 8505

difference between informatica 8.1.1 and 8.6? And different betweeninformatica 7x and 8x?

1 8708

how the informatica server sorts the strings values in rank transformations?

3 16892

can you use flat file for repository?why?

2 7376

source table A having 100000 records. and target B table having 100000 records. now iam updating B records using update query. i don't know which record is update in target. write a sql query get all updated records from target table B.

4 9746

When will u go for Dynamic Cache and Persistent Cache? Pls explain with an example?

2 9508

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TCS Informatica Interview Questions

TCS Informatica Interview Questions (274)

Un-Answered Questions

What is the function of the clone stamp tool in photoshop?

Why are the laminations insulated from each other?

1216

What are the two most basics financial statements prepared by the companies?

1135

Define XPathNavigator class?

998

How can add the captcha in registration page for drupal?

216

What are the two parameters which can be useful to know the quality of test execution?

1540

Which automation gears can help with spinup services?

144

How to add a new search server?

783

What is the purpose of using template project?

How to checked frequency drive output voltages?

1251

How do I scan to a pdf in windows 10?

1018

Can you execute a macro within a macro? Describe. : sas-macro

1151

Explain long term capital gains and how is it different from short term capital gains?

1217

Interviewer asked me write down DDS for load all subfile .can anybody write dds

1782

I am using the switchboard manager in ms access. I am getting an error message "there was an error executing this command." What could be wrong?

954