Where can i get informatica certification Exam dumps and
details? please forward it to emailid: krisboppana@yahoo.com
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Answer Posted / surya
HI
Please anyone send me the informatica 8 dumps o my mail id:
talk2surya1@rediffmail.com
Thanks a lot in advance :)
regards
surya
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Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
What is etl process. How many steps etl contains explain with example?
how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?
how do u identify the changed records in operational data?
Knowledge on what are the improtant characteristice that we need ot consider while developing an ETL Code
what is the meant by Normalization and de-normalization?
what is the difference between cardinality and Nullability?
What is a materialized view log?
how does the server recongnise the source and target databases.Elaborate on this
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?
where we cannot use sorter Transformation. if we use then we will not get correct data?
what is data modeling?
What is the difference between Data Warehousing and Data Mining?
hoe to access second value in mapping parameter if it is having more than one value ?????????????
What is staging area referring to?
