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Tech Mahindra ETL Interview Questions
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explain about your project architecture in ssis..could u please send to my


what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me.

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if i have a query as flat file how can we load data to target table


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Tech Mahindra ETL Interview Questions

Un-Answered Questions

What is use of session in django framework?


can anyone tell me abt WAD navigation?


What is the difference between horizontal balence sheet & vertical balence sheet explain in detail.


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?


What is the reaction that occurring between fas and potassium dichromate?


Why mysql is so popular?


Define the term 'role' in openstack.


Does google use hadoop?


Explain what is alternate bid?


what is meant by flywheel and its role in retardation test


Explain the difference in xib/storyboard vs nib?


How to throw custom exception in Stored Procedure?


how to calculate distance between busbar supporters for LT panel, what are the factors influencing in this design


Maximum combustion temperature in gas turbines is of the order of 1100 to 10°c whereas same is around 00°c in i.c. Engine ? Why ?


How many requests a server can handle?