Docker and CI/CD · Senior · Question 15 of 75
How does one tag like node:22 serve both amd64 and arm64 hosts?
- 1The image contains both binaries and picks one at runtime
- 2Docker converts the image to the host architecture on pull
- ✓Correct answer: The tag points to an image index listing per-platform manifests
Explanation
The client picks the manifest matching its platform. docker buildx imagetools inspect shows the entries.