Where can i get informatica certification Exam dumps and
details? please forward it to emailid: krisboppana@yahoo.com
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Answer Posted / shweta
Can you please mail me the Informatica dumps.i am also
currently in need of them.
bhatshweta2006@gmail.com
--Thanks in advance
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5. How many repositories can we create in Informatica? 6. What is surrogate key? 7. What is difference between Mapplet and reusable transformation? 8. What is aggregate awareness? 9. Explain reference cursor? 10. What are parallel querys and query hints? 11. DWH architecture? 12. What are cursors? 13. Advantages of de normalized data? 14. What is operational data source (ODS)? 15. What is meta data and system catalog? 16. What is factless fact schema? 17. What is confirmed dimension? 18. What is the capacity of power cube? 19. Difference between PowerPlay transformer and power play reports? 20. What is IQD file? 21. What is Cognos script editor? 22. What is difference macros and prompts? 23. What is power play plug in? 24. Which kind of index is preferred in DWH? 25. What is hash partition? 26. What is DTM session? 27. How can you define a transformation? What are different types of transformations in Informatica? 28. What is mapplet? 29. What is query panel? 30. What is a look up function? What is default transformation for the look up function? 31. What is difference between a connected look up and unconnected look up? 32. What is staging area? 33. What is data merging, data cleansing and sampling? 34. What is up date strategy and what are th options for update strategy? 35. OLAP architecture? 36. What is subject area? 37. Why do we use DSS database for OLAP tools?
Explain and compare etl & manual development?
When do we go for the tools in the market?
two sources S1,S2 containing measures M1,M2,M3, 4 dimensions D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and surrogate keys K1,K2,K3,K4 (a) write a sql statement to populate Fact table F1 (b) Design a mapping in Informatica for loading of fact table F1.
Explain etl?
1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?
can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.
Do we need an ETL tool? When do we go for the tools in the market?
what are the reports created in mm and sd side using sap bw in a project? name some of them and explain the requirement?
when u connect the repository for the first time it asks you for user name & password of repository and database both.But subsequent times it asks only repository password. why?
what is session partitioning?
What are the key benefits of ETL Testing?
what is dynamic insert?
where is the cache (lookup, index) created and how can you see it.
Define slowly changing dimensions (SCD)?
