Glossary

Container terms, each answered in under two minutes. Entries are organized by concept:

• Isolation — container, namespace, cgroup, container runtime, runc, containerd
• Images — image, layer, overlayfs, Dockerfile, registry, OCI
• Networking — bridge network, veth pair
• Runtime — volume, bind mount, entrypoint vs cmd, health check, pod, orchestration

Every term links back to the lesson where it is introduced. Start with any entry or work through the lessons in order.