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

Informatica Interview Questions

Questions Answers Views Company eMail

what is diff between grep and find

IBM, iFlex,

3 11286

how can we load first and last record from a flat file source to target?

Infosys, ITC Infotech,

7 29413

1:when we develop a project what are the performance issue will raise?? KPIT 2:if a table have INDEX and CONSTRAINT why it raise the performance issue bcoz when we drop the index and disable the constraint it performed better??KPIT 3:what are unix commands frequently used in informatica??

KPIT,

1 7934

What are partitions in informatica and which one is used for better performance?

2 16002

How Union Transformation is an Active Trans?

6 20274

What is a surrogate key?Why we use it in a mapping?Pl give an example.

PCS,

4 12412

I have table name called Team and I have name and DOJ in that table in oracle, when I retrive the table in Informatica DOJ shows with date and time , I want want to know is it possible to get only date(MMDDYYYY) in the date data type,

CSC,

3 8336

Hi, I am new to Informatica, What is a flat file and how to use flat file in infomratica please help me.

CSC,

10 34489

I still need further explanation about the difference between active and passive transformation with some examples.Thank You

5 7650

What is the difference between Connected and UnConnected Lookup Transformation.Give me one or two examples please?

7 18734

I have table name in that I have Rajesh Reshika Priya I want the result Like only Starting with R Rajesh Reshika Can someone help me to get these results and How?

3 6570

Hi all, i am new to this site and new to Informatica too. I have few questions regarding that. 1) When we load flat files into target tables how do we identify duplicates? and where do load the duplicate records for further reference? 2) How do we do chage data capture? Is this Slowly changing Dimension technique? Thanks in Advance

3 7267

Hey I am net to informatica? Can any one explain me step by step How scd will work ?

Infosys,

1 7691

How can i generate Seqence Numbers to Tagret Table (with out using Seqence Gen Trans,Rank Trans).

5 10274

Can anyone know that what is the Source File limitation in Informatica? To be more precise .. how many flat file we can use as a source in a mapping if.. 1) The Structure of flat files are same & 2) If the Structure of flat files are different. Please explain the procedure also if it dosn't bother one much!!

2 7790

Post New Informatica Questions

Un-Answered Questions { Informatica }

Tell me about your experience in informatica? what is best mark you can give yourself? How to answer this question?

8217

What are the informatica performance improvement tips

1090

Separate from an archive server and a powerhouse?

956

What are the different ways to implement parallel processing in informatica?

1423

What will be the approach?

977

Explain scd type 3 through mapping.

994

What is the way to execute pl/sql script using informatica mapping?

1598

What is pmcmd command?

1104

How to load the data from a flat file into the target where the source flat file name changes daily?

1050

I have two different source structure tables, but I want to load into single target table? How do I go about it? Explain in detail through mapping flow.

1161

How to display session logs based upon particular dates. If I want to display session logs for 1 week from a particular date how can I do it without using unix. ?

2031

can anyone explain me about retail domain project in informatica?

7944

What is workflow? What are the components of the workflow manager?

1132

How might one distinguish in the case of mapping is right or not without associating session?

1105

How many input parameters can exist in an unconnected lookup?

1543

For More Un-Answered { Informatica } Questions Click Here