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IBM Data Warehouse General Interview Questions
Questions Answers Views Company eMail

Difference between DSS & OLTP?

 6 39753

Hierarchy of DWH?

 2 14862

What is surrogate key?

 5 17078

What are Fact tables and Dimension Tables?

 6 51822

What is META DATA information in Data warehousing projects?

 2 4619




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

 2 6203

what is the difference between DSS and ODS ?

 2 15560

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

 1 6549

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

 3 12966

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

6 6786

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

 2 16013

2.What is staging area ?

 4 8711

4.Explain Snowflkeschema ?

 6 6999

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

 3 6257

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 3757

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IBM Data Warehouse General Interview Questions





Un-Answered Questions

What is odbc. how is it related to sql cli?

11

What is the advantage of xml in web service?

23

Tell us what is heap and what is stack?

38

Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

883

What is fuzzy logic implementation?

69




How would you freeze an object in ruby?

1

What happened if the exhaust valve is leaking?

835

How vfd saving power.

764

Explain linux shell?

40

i have four storeyed rcc building.basement of the building is around 34 years old.it does not have pillar support.it is having lintel steel support at every 7 feet of construction. how long this building will lost long . can any body help me in this regard

1264

What is hub?

39

Define thread?

35

What is img responsive? Explain

1

Which attribute specifies a jsp page that should process any exceptions thrown but not caught in the current page?

45

What workflow actions can be performed in salesforce?

5