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IBM Data Warehouse General Interview Questions
Questions Answers Views Company eMail

Difference between DSS & OLTP?

6 38348

Hierarchy of DWH?

2 14530

What is surrogate key?

5 16578

What are Fact tables and Dimension Tables?

6 51348

What is META DATA information in Data warehousing projects?

2 4496





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

2 6061

what is the difference between DSS and ODS ?

2 15195

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

1 6418

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

3 12687

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

6 6474

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

2 15740

2.What is staging area ?

4 8551

4.Explain Snowflkeschema ?

6 6793

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

3 6114

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 3685

Post New IBM Data Warehouse General Interview Questions



Un-Answered Questions

What is a Kernel?

3


What is the difference between malloc, calloc and realloc?

1


a program using one dimensional array that searches a number if it is found on the list of given input numbers given by the user and locate its exact location in the list.

677


How a cluster algorithm works?

942


What is meant by Laravel - Ajax ?

100






What test strategy followed in your project?

1080


Hi iam shankar here, right now iam working on manual testing. i want to switch over automation tool qtp, right now iam taking training class outside on qtp, please let me know the cost of QTP tool for full version, wether it's an annual subscription or monthly subscription.

893


Explain the difference between vertical scale up and horizontal scale out?

1


What is the baud rate of a standard 10 mbps Ethernet LAN ?

1803


What is the name of the occupational health and safety act in NSW

1272


why we are using stub column..? is it possible to construct steel stub column..?

641


List your key accomplishments.

554


What is the cause of pressure drop in a centrifugal

949


Any idea to improve banking services?

2


wbsedcl job in kolkata

1015






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