Informatica Interview Questions
Questions Answers Views Company eMail

What are the types of presistent cache in look up tr.

IBM,

1536

explain any diffcult scenario that u have faced in your experience... or explain any complex maping u have developed?

TCS, Wipro,

1695

what is $$$$?

TCS,

1722

How to extract original records at one target & Duplicate records at one target? {with out using EXPRESION transformation and sequence generator transformation?}<-this is important

CTS,

4 9087

i have flat file it contains 'n' number of records, i need to send half of the records to one target table and Remaining half to another target table. can any tell me procedure.

TCS,

2 6559

i have flat file it contains 'n' number of records, i need to send half of the records to one target table and Remaining half to another target table: pls full details

L&T, TCS, UnitedHealth Group, Wipro,

8 15815

What are the associated ports in look up T/R.

IBM, Zensar,

5 23605

Hello Everyone,i have one question on sequence generator.i have two targets and the records comes from the source will place in the targets like 1-10 rec in target1 and 11-20 rec in target2,21-30 rec in target1...etc so any one can help me? plz..Thanq in adv.

Cognizant, Wipro,

7 12504

What is performance tuning in informatica. What measures you will take if some thing is taking much time in your process of ETL?

Altisource, Patni,

1 8965

What is synonym?

Patni,

2 5084

what is lookup chache?

Patni,

1 4099

what is the mechanism of the Master-Detail joining condition?

IBM, Patni,

6 8251

Do joiner transformation use cache? If so describe?

Patni,

2 5943

what is materialized view?

2 4185

How will you check the bottle necks in informatica? From where do you start checking?

HCL,

3 6474


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Un-Answered Questions { Informatica }

What is the use of transformation?

565


Can I use same Persistent cache(X.Dat) for 2 sessions running parallely? If it is not possible why?If yes How?

1606


I am new to informatica and learning it,can anybody please tell me how we receive source as flat file in informatica,from where we get this flat file?

1309


Is stop and abort are same in informatica?

560


hi friends ... i have insurance project(informatica),can you please tell me how many table and mappings we need to use?and explain me.. thank you

9155






Partition, what happens if the specified key range is shorter and longer

2023


Dimension Object created in Oracle can be imported in Designer Cubes contain measures

1923


permutations of mapplet

2025


Explain the different lookup methods used in informatica?

574


What is the surrogate key?

623


What is an expression transformation in informatica?

508


What are the different types of olap? Give an example?

549


Hello , I am unable to work with SQL transformation at least. Where do i need to give connection for sql transformaton ? At session level there is no property . I have created a SQL Transformation and chosen query mode. But do i need to pass connection information to it ? I don't know where do i need to write a query ? I have written a query in file and that file path i gave in the properties of SQL Transformation. But it is not working. Could any one of you please let know how can i work with SQL Transformation? Advance Thanks.

2313


Clarify the aggregator change?

584


What does update strategy mean, and what are the different option of it?

578