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IBM Data Warehouse General Interview Questions
Questions Answers Views Company eMail

Difference between DSS & OLTP?

 6 40871

Hierarchy of DWH?

 2 15097

What is surrogate key?

 5 17508

What are Fact tables and Dimension Tables?

 6 52199

What is META DATA information in Data warehousing projects?

 2 4750




When should one use an MD-database (multi-dimensional database) and not a relational one?

 2 6350

what is the difference between DSS and ODS ?

 2 15891

what is table partitioning? How it is useful to warehouse database?

 1 6658

explain the ROLLUP, CUBE, RANK AND DENSE_RANK FUNCTIONS OF ORACLE 8I

 3 13153

Hi, Could any one tell me which schema (star and snow flake schema) will take much space? Thanks S.A.K

6 7038

Tell me one example for multi valued dimension or bridge table?

 2 16276

2.What is staging area ?

 4 8902

4.Explain Snowflkeschema ?

 6 7225

if we increase the number of dimensions will the rows in fact table increase or decrease??

 3 6417

How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.

 1 3874

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IBM Data Warehouse General Interview Questions


Un-Answered Questions

What happen when I import the same module twice?

104

What is goal seek in excel with example?

4

Explain normal text, log texts, log?

75

What is a join?

114

Explain what is storyboard?

66




diff between manual payment and quick payment?

2113

Explain momentum?

134

what is the format specifier for printing a pointer value?

129

What is a table in excel?

4

Explain wbs?

108

What are endpoints in apache camel?

1

What do you understand by expression tree?

3

What are the different types of database users?

1

What are snapshots? What are materialized views & where do we use them?

109

why e1 capacity 2048 define details?

2206