psd:
1. Null Style
psd:
2 Client-Server
psd:
3. Stateless
psd:
4. Cache
psd:
5. Uniform Interface
psd:
6. Layered System
psd:
7. Code-on-Demand
psd:
8. Architectural-Style
psd:
Data Elements
psd:
Resource
psd:
11. Resource Indentifiers
psd:
12. Representations
psd:
13. Connectors