QUESTION 9

Given the defining features of the data warehouse, mark the following statements True or False.

Allows comparison and consolidation of data from different sources.

True

False

0.5 points

QUESTION 10

Given the defining features of the data warehouse, mark the following statements True or False.

Unlike transaction systems, the DW doesnt get immediately updated when the source data changes.

True

False

0.5 points

QUESTION 11

Which of the following provides the best description for a transactional database?

1. Delivers a comprehensive overview of organizational data

2. Highly denormalized to avoid redundancy of data

3. Support business operations of an organization

4. Optimised for strategic decision making

5. All of the answers are correct