If the data within a data cube has been summarized at a given level,it is possible to use that data cube to answer questions at a more detailed level.
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Q2: Data repository creation begins with an ETL
Q3: Data marts must be designed from scratch
Q4: Some organizations have multiple data marts,each designed
Q5: Organizations increasingly are prohibiting or at least
Q6: Data cubes are restricted to three dimensions.
Q8: Many companies update their data warehouse on
Q9: In the Balanced Scorecard,the customer perspective defines
Q10: In the Balanced Scorecard,the learning and growth
Q11: The data in a data warehouse typically
Q12: An effective ETL process is essential to
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