
Ultimate access to all questions.
In the context of designing a data system for a multinational corporation that requires real-time analytics across various departments, which of the following best describes the primary purpose of implementing a data warehouse? Choose the best option.
A
To minimize the physical storage space required for data across the organization.
B
To eliminate the need for any data preprocessing before analysis.
C
To isolate data within departments, enhancing security but limiting accessibility.
D
To consolidate, store, and manage data from multiple sources for efficient analytical processing and business intelligence.
E
Both A and B are correct.