Informatica Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Informatica Interview Questions

Questions Answers Views Company eMail

In a mapping i have three dimensions. If i want to pass a same surrogate key value to all the three dimensions by using one sequence generator is possible?If the mapping is containing single flow? And in the same case if the mapping is contaning 3 flows for the three dimensions then by using one sequence generator can we populate surrogate key (same value) to all the three dimensions?

IBM,

6 13751

WHAT IS FACT TABLES?

2 6499

Could any one to tell How to use the Oracle Analytic functions in Informatica?

1 11840

Could any one to tell Fact table Partitioning?

2 6990

1)can anyone explain how to use Normalizer transformation for the following scenario Source table | Target Table | Std_name ENG MAT ART | Subject Ramesh Himesh Mahesh Ramesh 68 82 78 | ENG 68 73 81 Himesh 73 87 89 | MAT 82 87 79 Mahesh 81 79 64 | ART 78 89 64 | please explain what should be the normalizer column(s) The GCID column 2)Also please explain the Ni-or-1 rule.

FCS, IBM, Satyam, TCS,

5 27637

IN SCD TYPE 1 WHAT IS THE ALTERNATIVE TO THAT LOOKUP TRANSFORMATION ?

HP,

4 20969

TWO FLAT FILES ARE THERE , EACH HAVING NO MATCHING COLUMNS . HOW CAN U JOIN THESE TWO USING JOINER TRANSFORMATION ?

HP, TCS,

6 19728

two tables from two different databases r there . both having same structure but different data . how to compare these two tables ?

HP, Patni,

10 25005

ONE FLAT FILE IS THERE WHICH IS COMMA DALAMETED . HOW TO CHANGE THAT COMMA DELEMITER TO ANY OTHER AT THE TIME OF RUNNING ?

HP,

3 12218

A TABLE CONTAINS SOME NULL VALUES . HOW TO GET (NOT APPLICABLE(NA)) IN PLACE OF THAT NULL VALUE IN TARGET .?

HP,

5 16768

Three date formats are there . How to change these three into One format without using expression transformation ?

HP,

3 11761

By using Filter Transformation,How to pass rows that does not satisfy the condition(discarded rows) to another target?

CSC, Emphasis,

14 48326

In real time scenario where can we use mapping parameters and variables?

CSC, CSE,

4 32432

From where we can start or use pmcmd?

3 9539

Whats the difference between $, $$, $$$

9 45681

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Un-Answered Questions { Informatica }

Make a note of the quantity vaults made in informatica?

988

What is the difference between a repository server and a powerhouse?

1512

Why sorter is an active transformation?

1190

Describe the scenarios where we go for joiner transformation instead of source qualifier transformation?

1124

Explain about Informatica server process that how it works relates to mapping variables?

1077

What is a sequence generator transformation?

1019

What is the status code in stored procedure transformation?

1182

what is the complex transformation you used in informatica

2587

What are the restrictions of union transformation?

1039

What is substr in informatica?

1208

What is a dimensional model?

978

What are the new features of informatica 9.x developer?

970

can any one give some examples for pre sql and post sql(Except dropping and creating index).

4109

Explain how many types of dimensions are available in informatica?

1098

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

7449

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