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Data Warehouse Interview Questions
Questions Answers Views Company eMail

Explain about cumulative Sum or moving sum?

Informatica,

1043

Explain lookup transformation source types in informatica

Informatica,

1098

What is a transaction control transformation?

Informatica,

1208

Define mapping and session?

Informatica,

1034

Design a mapping to load the cumulative sum of salaries of employees into target table?

Informatica,

1505

How to create or import flat file definition in to the warehouse designer?

Informatica,

1070

What are ETL Tools?

Informatica,

1118

What are the types of data warehouses?

Informatica,

1526

How to partition the Session?

Informatica,

1113

How to create Target definition for flat files?

Informatica,

1225

How do you handle two sessions in Informatica

Informatica,

1164

What are the guidelines to be followed while using union transformation?

Informatica,

1144

Which transformation should we use to normalise the COBOL and relational sources?

Informatica,

1209

How to create different types of slowly changing dimensions (SCD) in informatica using the mapping wizard?

Informatica,

1081

What is aggregate cache in aggregator transformation?

Informatica,

1145


Un-Answered Questions { Data Warehouse }

How do we call shell scripts from informatica?

1120


What is bi?

1094


What are the steps involved after the disk manager passes the request?

1120


What is status code in informatica?

1020


Theare is a Database In analysis services,How we will specify the fact table.(i.e whether we will create the measure objects for the fact tbl.) or it will reside insde the database.

1983


What do you understand by the cognos?

977


differentiate between two-tier, three-tier and four-tier connections.

988


Hi, can anyone plz share the project architecture for etl testing(banking domain) plz explain the architecture .

3024


What is Cognos script editor?

2557


What is called cognos reporting tool?

1048


Explain entity, attribute and relationship in datastage?

1102


Which is the database redshift is using?

5


How to Reset Pagenumbers in one report.

2670


To see hidden files in LINIX?

1529


Hi, I would like to know how is the integration if we want to use Oracle Essbase as the Cube Engine, and present the Cube by Business Objects Presentation Layer? Can Oracle Essbase be integrated with Business Objects? Thanks,

2042