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Data Warehouse Interview Questions
Questions Answers Views Company eMail

What are parallel querys and query hints?

2191

DWH architecture?

6 18502

What are cursors?

4 9048

Advantages of de normalized data?

2 11339

What is operational data source (ODS)?

2 10470

What is meta data and system catalog?

2261

What is factless fact schema?

2 6705

What is confirmed dimension?

JPMorgan Chase,

7 16246

What is the capacity of power cube?

2 6608

Difference between PowerPlay transformer and power play reports?

CTS,

2496

What is IQD file?

1 5543

What is Cognos script editor?

2504

What is difference macros and prompts?

2246

What is power play plug in?

3 4670

Which kind of index is preferred in DWH?

1 8590


Un-Answered Questions { Data Warehouse }

Explain how to schedule the report in b.o?

1003


If RDBMS is halted what will you do ?

2123


what is persistent lookup cahce?how to use and when to use this persistent lookup cahce?explain?

2273


What are the different methods of loading dimension tables?

965


How many types of views are there in a datastage director?

1253


Explain conformed fact?

916


How would you get two images on microstrategy login page?

935


How will you enable or disable caching in the system level and table level?

849


While establishing relationship between attributes how do you decide which attribute qualifies as child and which one as parent?

894


While importing the relational source definition from the database, what are the metadata of source that will be imported?

1215


How is security handled?

949


What is the order of precedence of vldb properties?

956


What is the use of incremental aggregation? Explain me in brief with an example?

992


What is the purpose of having stored procedures in a database?

1115


what are sas bi dashboard components? : Sas-bi

1133