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Data Warehouse General Interview Questions
Questions Answers Views Company eMail

What is data analysis?

958

What is core dimension?

1061

Which parameter specified in the default storage clause of create tablespace cannot be altered after creating the table space?

960

What are the data types present in bo? What happens if we implement view in the designer n report?

935

What are the data types present in bo?

1128

What is meant by metadata in context of a data warehouse and how it is important?

1204

How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.

1035

what is difference between drill & scope of analysis?

1091

Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?

1066

What is the difference between olap and oltp?

1057

Can you pass sql queries in filter transformation?

1018

What is meant by metadata in context of a data warehouse?

963

What is a data profile?

974

Can a dimension table contain numeric values?

1058

What do you mean by static and local variable?

963


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Un-Answered Questions { Data Warehouse General }

What is the main difference between schema in rdbms and schemas in datawarehouse?

1093


Explain meta data?

1032


What is a hash cluster?

983


What are necessary tasks to install reportnet software?

922


Which component has onread method and what it is used for?

984


Explain bus schema?

973


What is called data cleaning?

1237


Code the tables statement for a single-level (most common) frequency?

931


Explain clearly how to explain any (sales) project in interview. Actually feom where report developer work starts?pls reply as soon as possible?

970


Explain the difference between data ware house & data mart?

953


Explain what is the metadata extension?

1037


In document how to create metrics?

992


What is a relationship?

990


Hyperion is the one of the tool in data ware house. Its an olap tool. Why you cant display that tool?

1020


What are data modeling and data mining?

1085