blog

4. Question 4 Nonvolatile indicates that a data warehouse uses 1 point   snapshots of business processes captured at different points in time.   business processes such as orders, purchases,…

12. Question 12 Integrated indicates that a data warehouse involves 1 point   many transformations to unify source data from operational databases and external data sources.   business entities such…

11. Question 11 The performance limitation inhibiting usage of operational databases for higher level decision making in the 1980s was 1 point   Lack of support for transaction processing Missing…

7. Question 7 The top down or data warehouse approach has 1 point   more project risk and more potential business value.   more project risk and less potential for…

6. Question 6 The scope learning curve has the following characteristics EXCEPT 1 point   steep acceleration in business value after some initial time   leveling off of business value…

5. Question 5 Intangible benefits of a data warehouse may include 1 point   Improvements in data standards.   More common customers appearing in historical reporting about business processes  …

4. Question 4 Select choices about data characteristics that differentiate data warehouses from operational databases. 1 point   Data warehouses contain mostly current data.   Data warehouses contain only summary…

3. Question 3 Time-variant indicates that a data warehouse contains 1 point   business processes such as orders, purchases, and shipments.   business entities such as customers, products, and employees….

1. Question 1 DBMSs were lacking which type of feature for business intelligence processing in the 1980s? 1 point   Optimizing compilers   Features for summary data retrieval, storage, and…