Data Warehouse General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Data Warehouse General Interview Questions

Questions Answers Views Company eMail

Code the tables statement to produce a multi-level frequency?

727

Who needs data warehousing?

740

What is data mart in data warehouse?

682

What are the fundamental elements of the data warehouse?

672

Give some difference between oltp and olap.

767

Can you state some of the innovations throughout history?

730

What are cluster analysis in data warehousing?

787

What according to you might be the future of data warehousing?

716

What are various warehousing tools?

736

What is data analytics in simple terms?

764

What are the different types of data warehouses?

768

What are the design methods of data warehousing?

684

Name a few sectors which use data warehousing?

685

What are the other names given to data warehousing?

826

What are the reasons to use a chameleon method in data warehousing?

778

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Un-Answered Questions { Data Warehouse General }

What is metadata in context of a datawarehouse and how it is important?

768

Can you state some of the innovations throughout history?

730

What is your spectra photometer working principles?

748

What are the possible data marts in retail sales?

721

Explain the difference between filter and conditin?

718

Explain what is ods (operation data source)?

721

How to join 3 database like flat file, oracle, db2 in informatrica?

811

What are the steps involved in designing a fact table?

646

Explain if a flat file cotains 1000 records how can I get first and last records only?

697

Is union transormation is active transformation?

744

What is meta data and system catalog?

2033

What is VLDB?

788

Explain can a dimension table contains numeric values?

722

Explain Association algorithm in Data mining?

2050

Explain what is a cube in data warehousing concept?

738

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