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

Informatica Interview Questions

Questions Answers Views Company eMail

what are the challenge face in u r project?explain me

iGate, TCS,

1 3518

write a sql query following source? subject mark maths 30 science 20 social 80 requird output maths science social 30 20 80

iGate,

3 6859

In CSV flat file date are in the following format. dd/mm/yyyy (05/01/2005)and d/m/yyyy (5/1/2005) and dd/m/yyyy (05/1/2005) and d/mm/yyyy (5/01/2005). It should be load to target in a unique format. How will you implement this?

1 5093

how remove 1st 3 records & last 3 records in informatics

TetraSoft,

4 9776

write a query to follwoing table amount year quarter 254556 2003 first 546332 2003 second 129034 2003 third 490223 2003 fourth 165768 2004 first 265443 2004 second 510412 2004 third 435690 2004 fourth i want the output year q1_amount q2_amount q3_amount q4_amount 2003 254556 546332 129034 490223 2004 165768 265443 510412 435690

TCS,

2 5443

write a query following table bookid language 1234 english 1234 french 1234 spanish 1235 english i want the output are bookid lang1 lang2 lang3 1234 english french spanish 1235 english null null

TCS,

1 5106

If we have a two tables A & B A contain 10 records,B contain 20 records,what w'll b the o/p if we perform normal join,Master outer join,Detail outer join and Full Outer join how?

TCS,

1 7267

Which is better performance wise database or file?How?

TCS,

2 6621

Dovelopment work (mapings,workflows)and unit testing also done in informatica ,then wt we do ? pls give me detail?

1 4099

How u use pdf file in informatica source?

Ericsson, HP, IBM,

2 7205

What is joiner cache?

TCS,

2 6616

What is use of batch file in informatica? How many types of batch file in informatica?

EXL,

2 19833

In what scenario we use to improve session performance by pushdown optimization?can any one give example?

2 6189

Can anyone guide me the steps to install informatica PC 8.5.1 with database as oracle

1 4023

How can i send first half of the records to one target and Remaining to other target?

TCS,

10 29711

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Un-Answered Questions { Informatica }

Different sorts of metadata that stores in the storage facility?

1014

What is Index Caches size?

1118

What is a joiner transformation and why it is an active one?

1084

How union transformation is used?

1008

What do you mean by filter transformation?

953

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

2112

On which transformations you created partitions in your project?

1349

Explain the types of transformations?

1070

Explian the Process of deployment groups in informatica

1062

Enlist the differences between database and data warehouse.

1127

What is an unconnected transformation?

1087

Explain Dataware house architecture .how data flow from intial to end?

2587

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

1084

Performance tuning in UNIX for informatica mappings?

2570

Clarify the aggregator change?

1032

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