Management and Governance
CoreAWS Systems Manager
Managed operations, automation, inventory, configuration, parameter, and secure access capabilities for supported compute resources.
Key points
- Systems Manager can reduce direct administrative access and automate repeatable operational tasks.
- Managed nodes require supported agents/connectivity/permissions and should be grouped and scoped carefully.
- Parameter Store is configuration storage; Secrets Manager is purpose-built for secret lifecycle and rotation.
Best-known use cases
- Patch and operate EC2 or hybrid managed nodes at scale.
- Use Session Manager instead of opening inbound administrative ports where supported.
What candidates often confuse it with
- Systems Manager operates resources; CloudFormation provisions infrastructure.
- Parameter Store stores configuration; Secrets Manager is preferred for managed secret rotation.
Key takeaway
Choose Systems Manager to reduce manual fleet operations and direct server access.
Related services
- Amazon EC2
- AWS CloudFormation
- AWS Secrets Manager
- Amazon CloudWatch
Relevant exam tasks
- D1.2
- D2.2