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Data Warehouse General Interview Questions
Questions Answers Views Company eMail

What is critical column?

1184

What is "method/1"?

1060

Explain the difference between data ware house & data mart?

953

After the complete generation of a report who will test the report and who will analyze it?

984

What is the difference between snowflake and star schema?

1050

Explain the importance of data warehouse?

1013

How can we run the graph? What is the procedure for that?

946

What is a source qualifier?

1103

How many different schemas or dw models can be used in siebel analytics. I know only star and snow flake and any other model that can be used?

980

After the generation of a report to whom we have to deploy or what we do after the completion of a report?

911

What is difference between e-r modeling and dimensional modeling?

924

What is a hash cluster?

983

What is data analysis? Where it will be used?

986

What are the methodologies of data warehousing?

992

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

1007


Post New Data Warehouse General Questions

Un-Answered Questions { Data Warehouse General }

Can you pass sql queries in filter transformation?

1018


Which technology should be used for interactive data querying across multiple dimensions for a decision making for a dw?

1066


What are data validation strategies for data mart validation after loading process?

1016


What are parallel querys and query hints?

2229


How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.

1036


What are the different types of datawarehosuing?

992


What are the mapping paramaters and maping variables?

1032


What is loop in data warehousing?

1141


How many different schemas or dw models can be used in siebel analytics. I know only star and snow flake and any other model that can be used?

980


Compare aggregates and data marts

2765


How are the dimension tables designed?

1001


How to import vsam files from source to target. Do we need a special plugin?

935


How can we do data cleaning?

1059


What is a data profile?

974


What is a linked cube?

1006