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Data Warehouse General Interview Questions
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Suggest a good author for hyperion in data warehousing?

 556

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

 555

What is metadata in context of a datawarehouse?

 544

What is data warehosuing hierarchy?

 579

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

 538

Explain clearly how to explain any (sales) project in interview. Actually feom where report developer work starts?pls reply as soon as possible?

 533

Explain degenerate dimension table?

 537

Explain the data type of the surrogate key?

 567

Explain a linked cube?

 540

Explain what are the methodologies of data warehousing?

 530

Where we use surrogate key explain with example?

 576

Explain difference between snow flake and star schema.

 547

Difference between e-r modeling and dimentional modeling?

 491

Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?

 493

Explain what are the different types of data warehousing?

 515

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Un-Answered Questions { Data Warehouse General }

Explain some of modeling tools available in the market?

524

How do you define data block size?

589

What are universe requirements?

537

What is the difference between dependent data warehouse and independent data warehouse?

605

Explain what are the basic needs to join two sources in a source qualifier?

517




List any five applications of data warehouse.

550

Explain what is batch and describe about types of batches?

606

Explain piconet?

548

What are non-additive facts in detail?

530

Compare cold fusion with other programming languages?

556

How to design file watch jobs?

576

What is the use of tabular model, tabular sql, tabular reference in real time application?

512

Explain normalization?

560

Explain clustering algorithm?

1849

What is the goal of optimizer?

585

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