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Data Warehouse Interview Questions
Questions Answers Views Company eMail

suppose the network connection between a webserver and clustered i-server gets lost. What will happen? Will the report still run?

977

Explain four-tier connection?

934

Explain star schema?

980

How do you achieve schema object version control?

999

What do you mean by consolidations?

1041

Explain the difference between holap and rolap?

979

Explain fact table?

1052

Explain absolute filter?

971

what are the different authentication modes available in microstrategy?

1107

What is a dw? Why do we need it?

976

Explain adhoc reports?

940

How would you configure wh authentication?

952

Imagine this, you are required to reset the password for all users at a time. How would you do that?

951

What are prompted filters? Have you ever used them? Where?

986

Can a record be inserted and updated in database using microstartegy?

930


Un-Answered Questions { Data Warehouse }

For what purpose would you use the RETAIN statement?

1524


How can you set the session management?

1123


How do you design a report which has multiple child datastream (horizontal seq)

2601


sas implementing companies in pune implementing clinical projects if anyone knows plz send ans immediately

3588


Define meta stage?

1202


Explain absolute filter?

971


What are the default statistics for means procedure?

1245


Write the program through which the records can be updated?

1005


What is a Datastore in Cognos?

1289


How to convert a row into column and a column into rows? Name all DTM threads. What all threads stop when we issue STOP or ABORT? How to pass the value of a data(variable kind of) from one session ( generated in mapping) to another session in the same workflow... What are the tyoes of partitioning you know and how to apply them in real time ... Can partitioning be applied to expression transformation and how

1632


how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?

2035


How to read multiple files using a single datastage job if files have the same metadata?

1252


give detail on the sales project how many number of dimensions & fact tables are used in projec briefly. how the four fact tables taken in the project.

2358


How to create or implement slowly changing dimension (SCD) Type 2 Effective Date mapping in informatica/Flagging mapping in informatica/visioning mapping in informatica?

1109


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.

1167