Why denormalization is promoted in universe designing?
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What is the difference between a primary and secondary actor in use case modeling?
What are the methodologies of data warehousing?
Difference between slicing and dicing with example?
What is bi?
Tell me what is full load & incremental or refresh load?
In a star schema, are foreign key constraints between facts and dimensions neccessary?
How to create different types of templates?
What is the main difference between schema in rdbms and schemas in datawarehouse?
What is a fact, dimension, measure?
Explain what are the advantages and disadvantages of reporting directly against the database?
Explain how many ways you create ports?
What is a Decision Tree Algorithm?