What is data mart in data warehouse?
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How can we load the time dimension?
Suppose we have some 10,000 odd records in source system and when load them into target.how do we ensure that all 10,000 records that are loaded to target doesnt contain any garbage values?
Explain clustering algorithm?
How can we import and export using BCP utility?
State any 5 of Cods guidelines of an OLAP system, brief description each?
What are the methodologies of data warehousing?
What is the goal of optimizer?
What are various warehousing tools?
Explain what is real time data-warehousing?
How Materialized Views are linked with Oracle DataWare house?
what role views play in dimensional modeling?
What is the difference between view materialized view and view?
Teradata 
