ETL Interview Questions
Questions Answers Views Company eMail

When you have 2 servers in two different time zone and if you need to extract data from 1 server and load it in another server, how do you go about it? Best method to be used.

3 7529

what is the main role of FI on business

896

what are variable ports and list two situations when they can be used?

Satyam,

4 10604




what are the parts of Informatica server ?

GE,

1 3563

how does the server recongnise the source and target databases.Elaborate on this

Accenture,

1137

list the transformation used for the following:Heterogeneous sources,Homogeneous sources,Find the 5 highest paid employees with in a dept,create a summery table,generate surrogate keys

2 4036

what is different between sequential batch and concurrent batch and which is recommended and why?

3450

what is the use of server?

837




what is the use of server manager?

844

A session S_MAP1 is in Repository A. while running the session error message has displayed `server hot-ws270 is connect to Repository B`.what does it mean?

1022

how do u implement scheduling in Informatica?

Cognizant,

1 4670

what is the meaning of upgradation of Repository?

IBM,

2547

what is the indicator file and where it is used?

1 2538

1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?

938

Informatica server and client are in different machines. You run the session from the server manager by specifying the source and target databases. It displays error . You are confident that everything is correct. Then why it is displaying the error?

2555


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Un-Answered Questions { ETL }

what are the cubes developed in a sap bw project and what is the requirement for developing it?

977


two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.

855


when u connect the repository for the first time it asks you for user name & password of repository and database both.But subsequent times it asks only repository password. why?

1058


what is the difference steps for data modeling?

792


Difference between flat files and relational sources?

972






what is the difference steps for data modeling?

1294


Give a way in which u can implement a real time scenario where data in a table is changing and u need to look up data from it.How will u configure the look up transform for this purpose?

710


What is the difference between project backlog and product backlog?

121


what is the use of server manager?

844


Explain me ETL project architecture in Detail?

181


Can u access a repository created in previous version of Informatica?

738


How can you use an Oracle sequences in Informatica ? You have an Informatica sequence generator transformation also. which one is better to use?

1096


if i have a query as flat file how can we load data to target table

230


Can anyone explain me a scenario from banking and finance...more precisely a mapping

1325


what are the facilities provided by data warehouse to analytical users?

999