Q1. Describe the importance of subject orientation of the data in a data warehouse.
Q2. Describe how the system development life cycle for data warehouse is just opposite to the classical SDLC.
Q3. describe how is data quality differing from the data accuracy in warehouse?
Q4. describe why the entity relationship modeling method is not appropriate for the data warehouse?
Q5. Describe the steps on which the data cleaning must be based.
Q6. prepare down the different data sources for the data warehouse?
Q7. Illustrate the main types of metadata in the data warehouse? In brief illustrate the purpose of each kind.