Identify the correct statement(s) about Data Warehousing (DW):

A. DW system must be acceptable to regulators and business community.

B. DW system must not be based on open source platforms

C. DW system must present information attractive to users.

D. DW system must be secure bastion that protects the information.

E. DW system must be adaptive to change.

Choose the correct answer from the options given below:

The correct answer is A, D, E only.

Key Points 

A. A DW system needs to comply with regulatory requirements and meet the expectations of the business community. Regulatory compliance ensures that data privacy, security, and governance standards are met. Additionally, the system must align with the needs and expectations of the business community to provide accurate, reliable, and trustworthy information for decision-making.

D. Data security is essential in a DW system. It should be designed with robust security measures to protect sensitive information from unauthorized access, breaches, or data loss. Implementing security controls and best practices helps maintain the confidentiality, integrity, and availability of the data stored in the data warehouse.

E. Adaptability to change is crucial for a DW system. Business requirements, data sources, and analytical needs evolve over time. The DW system should be designed to accommodate changes and additions to data sources, data models, reporting requirements, and technology advancements. This adaptability ensures that the DW system remains relevant and can support the changing needs of the organization.

Therefore, the correct answer is:

A. DW system must be acceptable to regulators and the business community.
D. DW system must be a secure bastion that protects the information.
E. DW system must be adaptive to change.