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Identifying the bottlenecks in various components of
Informatica and resolving them.
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Answer Posted / cp
target,source,mapping,session,system
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how do u identify the changed records in operational data?
what are the concerns of OLTP and DSS systems?
Give the benefits of data integration suite?
what are the reporting tools and difference between them?
flat filevalidation in informatica
Explain about round-robi?
What is etl tool in hadoop?
what is dynamic insert?
Explain etl mapping sheets?
In Which Transformation We Can Use Having Clause In Informatica?
what is pmrep command?
Explain about enterprise scalability and roi of data integration suite?
What is full load & incremental or refresh load?
explain about your project architecture in ssis..could u please send to my mail..vinod.kjvk@gmail.com
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?
