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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