# WLU-CP202
### Website Design
#### Jose Sandoval | BMath | MBA
#### September 5, 2019
### Today
- Introduction
- Syllabus: marks and outline
- What is the Internet and what is the Web?
- Where does this class fit in?
"Vague but exciting..."
Internet
Brain
Internet
ARPANET
"The goal was to exploit new computer technologies to meet the needs of military command and control against nuclear threats, achieve survivable control of US nuclear forces, and improve military tactical and management decision making."
OSI Model
WEB
TCP/IP DNS
158.85.87.76 wlu.ca
HTTP(<html>...</html>) Web Browers
### HTTP
- Hyper Text Trasport Protocol
- Extendable, human readable, easy to implement
- Multiple versions (latest HTTP1.1)
- Aside: Netscape (first internet success)
Note:
- Remember the "Vague but promissing" quote?
- By 1990 Bernes Lee had a web server and a web browser (that lead to Netscape)
### HTTP
- Requests: GET/POST/PUT/DELETE
- GET (URLs, e.g., google.com, domains names an industry)
- POST (form submitting, W7)
- PUT/DELETE used in RESTfull APIs (W8)
Note:
- Domain name reselling became a thing: