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Data Warehouse General Interview Questions
Questions Answers Views Company eMail

What is factless fact schema?

2 4631

What is confirmed dimension?

JPMorgan Chase,

7 11131

What is the capacity of power cube?

2 4925

Difference between PowerPlay transformer and power play reports?

CTS,

1623

What is IQD file?

1 4111

What is Cognos script editor?

1608

What is difference macros and prompts?

1323

What is power play plug in?

3 2694

Which kind of index is preferred in DWH?

1 7223

What is hash partition?

TCS,

3 2896

What is DTM session?

1 6702

How can you define a transformation? What are different types of transformations in Informatica?

TCS,

7 6794

What is mapplet?

1 4449

What is query panel?

1 2510

What is a look up function? What is default transformation for the look up function?

1 3296


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Un-Answered Questions { Data Warehouse General }

Explain me what are conformed dimensions?

165


What is difference between model & package?

197


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

174


What is data validation strategies for data mart v?

168


How to generate iqd file from framework manager?

165






What is is the guidelines to build universe with better performance? R performance tuning issues of universes?

156


How can we determine what records to extract?

184


What are the different types of schemas used in data warehousing?

166


What are the fundamental elements of the data warehouse?

165


How to eliminate duplicate rows from flat file?

160


Explain the different types of data warehousing?

168


What is mean by aggregate aware?

157


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.

160


What are the key features of chameleon that separates it from other algorithms?

166


What is the difference between dependent data warehouse and independent data warehouse?

203