Answer: Zero Data Retention policy

## Explanation The correct answer is **B. Zero Data Retention policy**. ### Why this is correct: 1. **Zero Data Retention policy** is a specific AWS feature designed to ensure that customer data is not stored or retained after inference processing. 2. This policy is particularly important for AI/ML services like Amazon Bedrock where customer data is processed during inference. 3. The policy guarantees that once the inference is complete, the customer data is not persisted in any form. ### Why other options are incorrect: - **A. AWS Shield**: This is a DDoS protection service that safeguards applications running on AWS, but it doesn't specifically address data retention policies. - **C. Amazon GuardDuty**: This is a threat detection service that continuously monitors for malicious activity and unauthorized behavior, but it's not related to data retention policies. - **D. S3 Server-Side Encryption**: This provides encryption for data at rest in Amazon S3, but it doesn't control whether data is retained or deleted after processing. ### Key Takeaway: The Zero Data Retention policy is a critical security and privacy feature for AI/ML services, ensuring compliance with data protection regulations and building customer trust by guaranteeing that their data is not stored beyond the immediate inference request.

Author: Ritesh Yadav