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Data Warehouse Interview Questions
Questions Answers Views Company eMail

5. Which type of report you build more, list, crosstab or chart and why?

IBM,

2020

6. Which of them will increase the performance?

1 3824

7. What is performance tuning?

1997

8. Can you use calculations in report headers and footers? How?

1 4692

9. What was the most complex type of report you dealt with?

2216

10. How many queries did you use in the complex reports? 11. How will you use the joins in the queries used in your report? 12. How many reports did you create in your project? 13. How many cubes did you create in your project? 14. How will you create .iqd file in FM. 15. Was your package multilingual or single language? 16. If you have created a single language package…and you have a client who need to access that in other language…how will you do that? 17. How many dimensions and facts did you use in your reports? 18. How will you use your package in Analysis studio? 19. Something like types of files in power play like pyi..i don’t remember this question. 20. If you want to create a prompt with 4 list, not containing any value using value prompt, which when we will see in the run time…if we will select any list, it should show us the data related to that list. 21. What all kind of packages you can create using FM. 22. In your project was your cube a relational or multidimensional? 23. I replied MD for the above question then they asked why did you use that? 24. How do you publish a cube? 25. Slicer and dicer….its use…where is it used? 26. Bursting…. 27. How many types of query subjects are there? 28. Difference between before and after aggregation?

2501

Hi, Webi report is created using universeA and this report needs to be shifted to UniverseB.So when i am trying to change report to new universeB from edit query properties, the report just hangs at the point of changing source to target.The reports which hangs mainly are the crosstab reports that has large data and many formulas. Any help on this is much appreciated. Thanks

1 5623

Hi All, can anyone tell me how many types of Skew exists? whats the difference between amp skew,data skew,cpu skew, io skew, delta amp cpu ?

2 14917

How can one know that a table has indexes and is partitioned? How data will be pulled from Partitions in Oracle for Informatica?

1 4186

what is the difference between application based and web based in cognos?can you please give a example from out of EP 7 series and 8 series?genrel exampel please?

HCL,

2 5052

what is slowly growing dimension??

Accenture,

6 17470

How can you find out whether datastage process is running or not in unix?

Accenture,

3 25198

when will you go for dataset and fileset?

Accenture,

2 14902

how can i abort the job if i get more than 100 errors in job log?

Accenture,

6 24670

wt is the diff b/w odbc and oracle stage

Accenture, HCL,

2 20286


Un-Answered Questions { Data Warehouse }

what is the meaning of ending bulk load mode?

5


Can tm1 web be set up for load balancing?

5


What is dimensional table?

1067


I have a reports on cognos ep7series version3 with database SQl2000.Now i am migrating database SQL2000 to SQL2005.Then What happens to cognos reports and also there is reports cubes then how can i handle this problem please give me step by step solution b'coz i am new to cognos ep7series

2101


What are the types of data warehouse applications and what is the difference between data mining and data warehousing?

1002


What are constraints and derivations?

1170


what is Forward,Reverse and Re_engineering?

2197


how does sas handle missing values in procs? : Sas programming

1256


What are the functionalities of link collector?

1085


What are the differences between datastage and informatica?

1177


What are the static cache and dynamic cache in informatica?

1193


Explain what is power center repository?

1007


Name types of category in which SAS Informats are placed?

1152


Explain what are the different types of transformation available in informatica. And what are the mostly used ones among them?

1050


What is meant by junk dimension?

1184