Chapter 4, Introduction to ECS

1. ECS cluster, ECS task definition, and ECS service.
2. True.
3. YAML.
4. False – when using static port mappings, you can only have one instance of a given static port mapping per ECS container instance (assuming a single network interface).
5. False – the ECS CLI is recommended for sandbox/test environments only.
6. You would create an ECS task.
7. False – ECS task definitions are immutable and a given revision of a task definition cannot be modified.  You can, however, create a new revision of a given ECS task definition that is based off the previous revision but includes changes.
8. False – you need to run curl localhost:51678/v1/metadata.