McqMate
Q. |
Which of the following statements is not true about refreshing a data warehouse: |
A. | It is a process of managing timing differences between the updating of data sources and the related data warehouse objects. |
B. | Updates to dimension tables may occur at different times than the fact table |
C. | The data warehouse administrator has more control over the load time lag than the valid time lag |
D. | None of the above |
Answer» D. None of the above |
View all MCQs in
Information Systems ManagementNo comments yet