Certified Information Systems Auditor (CISA) — Question 715

Which of the following environments is BEST used for copying data and transformation into a compatible data warehouse format?

Answer options

• A. Development
• B. Testing
• C. Replication
• D. Staging

Correct answer: D

Explanation

The correct answer is D, Staging, as this environment is specifically designed for preparing and transforming data before it is moved into a data warehouse. Development and Testing environments are typically used for building and validating applications, while Replication refers to duplicating data rather than transforming it.