Semantic Web

Question 1

What’s the ‘Layer Cake’ model?

Answer 1

The Semantic Web Layer Cake illustrates the hierarchy of technologies that make data on the Web machine-understandable.

1. Identifiers and syntax (URIs, XML)
2. Meaningful data (RDF)
3. Shared understanding (Ontologies)
4. Reasoning and inference (Rules, Logic)
5. Explanations and trust (Proof, Trust)