Computer Science · Data Warehousing

Identify which of the following statements correctly describe Bill Inmon's Four Properties of a Data Warehouse: A. Data is organized around business subjects such as Sales and Finance rather than specific functional applications. B. Integration involves cleaning, standardizing, and unifying data collected from multiple heterogeneous sources. C. Time-variance implies that data is frequently updated in place to ensure only the most current transaction values are stored. D. Non-volatility ensures that once data is loaded into the repository, it is neither deleted nor modified. Choose the most appropriate answer from the options given below: