ead Ch 4. Then complete the discussion and assignment.Discussion1.Describe the operational features and associated risks of deploying centralized, partitioned, and replicated database models in the DDP environment. List the audit objectives to test data management controls.Submission Instructions: Your initial post should be at least 300 words, formatted and cited in current APA style. Include at least two references in your post. You should respond to at least two of your peers by extending, refuting/correcting, or adding additional nuance to their posts. All replies must be constructive and use literature where possible. Please post your initial response by 23:59 Thursday, and comment on the posts of two classmates by 23:59 Sunday. Late submissions will have a grade of 0.