CNCF (Cloud Native Computing Foundation) focuses on open-source technologies for cloud-native computing.
OCI (Open Container Initiative) is a Linux Foundation project that maintains open standards for container formats and runtimes. The OCI Distribution Specification defines how container images and other artifacts should be stored and distributed.
A CNCF Distribution in this context refers to a project that adheres to the OCI Distribution Specification. This ensures interoperability between different container registries and tools. It's about how images are stored and distributed, not how they're built or run.
CNCF Distribution (in the context of container registries) is about providing standard ways to store and share container images, ensuring different tools can work together seamlessly.
https://distribution.github.io/distribution/
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A) A lightweight container runtime is a different concept (e.g., containerd, CRI-O). It's responsible for running containers, not storing or distributing images.
B) While searching images is a function of some registries, a CNCF Distribution isn't specifically a database system. It's about adhering to the distribution specification.
C) While registries can be extended with plugins, a CNCF Distribution isn't defined by a plugin architecture. It's about implementing the OCI Distribution Specification.