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Data Warehouse General Interview Questions
Questions Answers Views Company eMail

Explain ddl (data definition language)?

1006

Explain how to generate iqd file from framework manager?

946

How to limit the max no of rows retrieved in the report?

984

Code the tables statement for a single-level (most common) frequency?

931

What is perform recovery?

1102

Can we start and stop single session in concurent bstch?

941

Suppose if a session fails after loading of 10,000 records in to the target.how can you load the records from 10001 the record when you run the session next time?

1098

How to provide security in frame work manager for a query subject?

961

How to improve session performance in aggregator transformation?

984

Is framework manager an un-needed overhead? As we know report studio allows us to create the data model from a query and thereby skipping framework manager. Given that this feature is available, in what scenarios would one want to skip framework manager?

1013

What is a functional dependency f said to be minimal?

1063

How to eliminate duplicate rows from flat file?

940

How to generate the cubes in framework manager?

1040

What are target types on the server?

995

What is difference between model & package?

1029


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Un-Answered Questions { Data Warehouse General }

Explain what is difference between query studio and report studio?

989


What are the various file formats involved in reportnet?

976


What is the difference between star and snowflake schemas?

1213


What is the differences between star and snowflake schemas?

1065


i have scheduled a report in a job in the cognos8.3 which would send the reports to the respective user ,now the repot ran and is sent to the respective user but it contains some unwanted data. So based on the senario can any one tell me that can we recall back the report ??????

1986


a perceptron has two inputs x1,x2 wih weights w1,w2and bias weight of w0. the activation function of perceptron is h(x).the output of perceptron

2469


How to pivot data using informatica when you have variable amount of pivot rows?

904


What is MODEL is Data mining world?

2617


Explain what is the metadata extension?

1037


Explain where do we use semi and non additive facts?

1018


Difference between cold fusion 5 and cold fusion mx 6?

994


Explain what is batch and describe about types of batches?

1080


How to pivot row data using informatica?

956


Explain what are the steps to build the data warehouse?

951


What is meant by metadata in context of a data warehouse and how it is important?

1203