ETL Interview Questions
Questions Answers Views Company eMail

Do we need an ETL tool? When do we go for the tools in the market?

515

Compare ETL & Manual development?

545

What are the different Lookup methods used in Informatica?

509

What are the types of Data Warehouse applications?

505

What are the key benefits of ETL Testing?

556

What is cube grouping?

552

What is virtual Data Warehousing?

543

What are the modules in Power Mart?

524

Define slowly changing dimensions (SCD)?

602

What is the difference between Data Warehousing and Data Mining?

539

What is the difference between round-robin partitioning and hash partitioning?

540

What is fact? What are the types of facts?

532

What is staging area referring to?

567

How etl testing is different from database testing?

513

What are cubes and olap cubes?

573


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Un-Answered Questions { ETL }

Difference between flat files and relational sources?

1764


What is full load & incremental or refresh load?

675


Explain about the data integration suite features?

467


when will use SQL override in a lookup transformation?

1865


explain about your project architecture in ssis..could u please send to my mail..vinod.kjvk@gmail.com

3605






What are the modules in Power Mart?

524


what is the difference between cardinality and Nullability?

2819


what is session partitioning?

1451


Explain the use lookup tables and Aggregate tables?

537


Hi, can anyone plz share the project architecture for etl testing(banking domain) plz explain the architecture .

2551


what is session partitioning?

1555


What is partitioning? Explain different types of partitioning?

650


what is different between sequential batch and concurrent batch and which is recommended and why?

4445


How to delete data which is not in source table?

822


what is granularity in Data ware House?

1157