Quiz: What command inspects low-level JSON configuration details of a Docker image or container?
… comprehensive JSON metadata for container runtime states and configuration attributes.
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… comprehensive JSON metadata for container runtime states and configuration attributes.
Twelve-Factor App Factor III requires strict separation of config from code , injecting settings via environment variables.
… /etc directory contains host-specific system-wide configuration files (e.g., fstab, hosts, and daemon configs).
2>&1 duplicates file descriptor 2 (stderr) to file descriptor 1 (stdout), combining error logs with standard output.
Docker Compose uses YAML (specifically docker-compose.yml or compose.yaml ) to define multi-container applications.
Docker Compose uses YAML files ( docker-compose.yml ) to configure application services, networks, and persistent volumes.
ConfigMaps hold general configuration data as key-value pairs; Secrets store sensitive data like credentials and TLS keys with restricted access controls.
… Actions automatically detects and executes workflow configuration files stored under .github/workflows/*.yml .