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Data Warehouse General Interview Questions
Questions Answers Views Company eMail

What is normalization, first normal form, second normal form, third normal form?

 533

Explain where do we use semi and non additive facts?

 562

What is cost benefit analysis (cba)?

 583

Explain what is the data type of the surrogate key?

 578

Explain what is the difference between olap and datawarehosue?

 601

What are modeling tools available in the market?

 558

Explain what is the advantages data mining over traditional approaches?

 579

What is your spectra photometer working principles?

 557

What we will do with the universe for faster process?

 565

What are the various file formats involved in reportnet?

 538

Explain how many ways you create ports?

 612

Explain how to get the first 100 rows from the flat file into the target?

 522

Why should you put your data warehouse on a different system than your oltp system?

 498

Explain what are components of reportnet?

 553

Explain a relation schema and a relation?

 587

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Un-Answered Questions { Data Warehouse General }

What is the difference between power center & power mart?

502

Explain the data types present in bo n wht happens if we implement view in the designer n report?

538

what are the others of "bad files" and "discard files" when using sql*loader?

1625

What are modeling tools available in the market?

558

What are the data marts?

524




Explain what are the steps to build the data warehouse?

481

What is data stream and data adaopter. Is it same are different? Explain?

492

What is informatica architecture?

600

Explain conformed fact?

523

what is an use case?

622

What is execution plan?

745

Tell me what is full load & incremental or refresh load?

508

Hi, i want to do certification in datawarehouse?? which certification is best in current trend?? pls mention the cost also if u can....

1888

What is Star Schema?

643

What is surrogate key? Where we use it?

569

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