Explain what is power center repository?
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How to pivot row data using informatica?
What is power play plug in?
What is data stream and data adaopter. Is it same are different? Explain?
Describe the differences between a data warehouse and data mart.
How to handle time period attribute for time dependent data?? a.)add time period as a part of pk b.)add time period simply and make it nullablec.)add time period simply and make it not null.
Explain what is cost benefit analysis (cba)?
Explain about core dimension, balanced dimension, and dirty dimension?
What is drilling across?
if you use oracle sql*loader , how do you transform data with it during loading?
Can you brief about the Data warehouse project you worked on?
What is partitioning? What are the types of partitioning?
Explain what are the advantages of query studio compared to report studio?