What are the characteristics of a data warehouse? Note: There are 2 correct answers to this question.
A . It is mainly built for "new" data types like sensor, web, and social media data.
B . It has an active archive for historical data. It contains standardized data models and harmonized data.
C . It typically contains massive amounts of "raw" and unstructured/non-relational data.
D . It contains predominantly structured data from enterprise systems.
Answer: B,D