What command is used to stop all services defined in a Docker Compose file?

Prepare for the Docker Foundations Test. Review essential Docker concepts with multiple choice questions, each with hints and explanations. Ace your exam!

The command that stops all services defined in a Docker Compose file is indeed the one that allows you to halt the running services without removing the containers or other associated resources. The command docker-compose stop specifically targets the running containers and sends them a SIGTERM signal, allowing them to gracefully stop.

Using docker-compose stop is beneficial when you want to temporarily halt services without losing all associated data and settings, allowing for a quick restart later. This behavior is distinct from other commands; for example, docker-compose down not only stops the services but also removes the containers, networks, and volumes. The other options listed either do not correspond to valid commands in Docker Compose or imply behaviors that are not available. This solidifies why the selected command is the most appropriate for stopping services defined in a Docker Compose file.

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