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Data Warehouse Interview Questions
Questions Answers Views Company eMail

what is the difference between input file repository server and output file repository server ?

CTS,

2 22833

enterprise datawarehouse your project phase by phase explain?

Cap Gemini,

1 6302

what is mean by throghput? in informatica

Cap Gemini,

3 9857

what is difference between fuse and join? Explain in detail? In which scenario we will use them?

IBM,

1 16407

What do you mean by continuous graph? what is it significance?

IBM,

1 15504

What is the difference between reformat and redefine format?

IBM, TCS,

4 32593

what is difference between chk point n phase.Say im loading a file (containig 1 lakh records) and my graph fails after loading 50,000th record.What is the advantage of using check point in this case. Will i be able to start from 51000th record.

IBM,

1 10740

what is difference between chk point n phase.Say im loading a file (containig 1 lakh records) and my graph fails after loading 50,000th record.What is the advantage of using check point in this case. Will i be able to start from 51000th record.

IBM,

1 8396

what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.

IBM,

2238

what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.

IBM, MAHINDRA, Tech Mahindra,

4 8933

How can you increase the number of ports of your output flow? What is the limit? Can i have 20 out ports?

IBM,

2 12628

If m loading a file of 1 million records.and the graph fails after loading 10,000 records. In this case if we use rollback command then what will happen?

IBM,

4 16199

how to create a new mfs file? where will we specify the number of partition eg 4 way ,8 way?

IBM,

4 32555

difference betwween check point and phase?

IBM,

2 14425

how does deadlock occur?

IBM,

6 19060


Un-Answered Questions { Data Warehouse }

What are cognos connection initial page components?

1140


What are the joins in teradata and how many types of joins are there in teradata?

1004


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?

3766


What is a standalone command task?

1204


tell me the rules and responsblites in our project(my project is development)

1933


What are the types of hashed files in data stage

1108


Give the sizes of SMALLINT, BYTEINT and INTEGER.

1169


What all are the different way to run a job?

1094


Explain the etl program with few examples.

1050


How do you migrate data from one environment to another?

1095


define the logic behind the sparsity in cubes?

5


Can you use flat files in Mapplets.

2652


What is called data cleaning?

1237


What do you know about abinitio?

1259


how to create the AE dataset by using SDTMIG specifications and SAP plan by using UNIX platform?

2757