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IBM Data Warehouse General Interview Questions
Questions Answers Views Company eMail

Difference between DSS & OLTP?

 6 48742

Hierarchy of DWH?

 2 17507

What is surrogate key?

 5 20258

What are Fact tables and Dimension Tables?

 6 55055

What is META DATA information in Data warehousing projects?

 2 6162

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

 2 7735

what is the difference between DSS and ODS ?

 2 17616

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

 1 7640

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

 3 14898

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

6 9485

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

 2 17758

2.What is staging area ?

 4 10998

4.Explain Snowflkeschema ?

 6 9442

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

 3 8101

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 4771

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IBM Data Warehouse General Interview Questions


Un-Answered Questions

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How do you optimize qlikview application?

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What other stream ciphers are there?

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How do I find my ip address on linux?

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What is namespaces in .net?

646




Can properties be private in c#?

472

What is difference between orderitemadd and orderitemupdate

486

What is mutating keyword in swift?

522

What is identity in mysql?

503

Which is most difficult programming language?

578

User wants only to display only pdf as export option in report manager. How to achieve this?

173

Is objective c better than swift?

1

Can list contain duplicates c#?

485

Why is unix better than windows?

494

What is link?

442