Server
Server
User
Server
User
request
www.helloroman.com
Server
User
request
www.helloroman.com
response
index.html
Server
User
request
www.helloroman.com/about
response
Server
User
request
www.helloroman.com/about
response
about.html
Server
User
request
www.helloroman.com
response
index.html (+ index.js)
Server
User
request
www.helloroman.com/about
Server
User
request
www.helloroman.com/about
render About.js