Which of these statements are true regarding data warehousing? Data warehousing is structured for businesspeople to understand and analyze data.Data warehousing tracks changes in dimensions—products, customers, businesses, etc.Data warehousing is spread out over many source systems, making it hard to bring together and analyze data.Both A and B

To determine which of these statements are true regarding data warehousing, let's analyze each statement one by one:

Statement A: "Data warehousing is structured for businesspeople to understand and analyze data." This statement is true. Data warehousing is designed to provide a structured and organized environment for businesspeople to easily access, understand, and analyze data. It involves the consolidation of data from various sources into a central repository, making it more user-friendly for business users.

Statement B: "Data warehousing tracks changes in dimensions—products, customers, businesses, etc." This statement is also true. Data warehousing includes the ability to track changes in dimensions such as products, customers, businesses, and other relevant entities. This tracking allows for historical analysis and reporting, enabling businesses to gain insights into trends and patterns over time.

Statement C: "Data warehousing is spread out over many source systems, making it hard to bring together and analyze data." This statement is false. Data warehousing aims to bring together data from multiple source systems into a centralized location. By consolidating data, it becomes easier to analyze and derive meaningful insights. The purpose of data warehousing is to overcome the challenges of disparate data sources and provide a unified view for analysis.

Based on the analysis, both statements A and B are true regarding data warehousing.