Informatica Interview Questions
Questions Answers Views Company eMail

How does the session recovery work.

1 2357

Why use shortcuts(Instead of making copies).

1 2751

where is the reject loader .

1 1930

How do you use reject loader.

2067

Do you have to change the reject file b4 using reject loader utility.

1 2667

Differences between version 7.x and 8.x.

Accenture, Cognizant,

1415

Debugger what are the modules, what are the options you can specify when using debugger, can you change the expression condition dynamically when the debugger is running.

1866

Mapplets can you use an active transformation in a mapplet,

1 2643

What are active transformations? Name them.

1 1934

Can you use flat files in Mapplets.

2215

How many transformations can be used in mapplets.

1454

Can a joiner be used in a mapplet.

1 3340

What are active transformations.

1186

How can you join 3 tables? Why cant you use a single Joiner to join 3 tables.

1 2076

Global and Local shortcuts. Advantages.

1464


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Un-Answered Questions { Informatica }

What is Session and Batches?

660


without table how to come first record only in oracle?

1847


Suppose on 1st Nov 2010 you had created a mapping which includes huge aggregator calculations and it is under process for next two days. You will notice that even on 3rd day also its still calculating. So without changing a logic or changing a mapping How will you troubleshot or to run that mapping? Explain the steps

1621


What is a pre-defined event and user-defined event?

577


1)you have multiple source system where u receive files ,how do you actually load into mapping using transformation,what are the transformation you use? 2)you have files in ftp location ,how do you get it into mapping with you ETL concept?

1683






Repository user profiles

1373


in u flatfile some of fact records are missed then u load the diminision records are not if u load diminsion records what about fact table records

1729


What is informatica metadata and where is it stored?

581


What is different between the data warehouse and data mart?

628


Tell me can we override a native sql query within informatica? Where do we do it? How do we do it?

626


what are the Methods For Creating Reusable Transformations?

647


What is the fact table?

584


What all are steps in up gradation of Informatica server?

615


write a query to retrieve the latest records from the table sorted by version(scd)

629


Explain sessions and how many types of sessions are there?

578