User Interface Expert Question:

☛ Traditionally, why has it been better to serve site assets from multiple domains?
☛ Do your best to describe the process from the time you type in a website's URL to it finishing loading on your screen.
☛ What are the differences between Long-Polling, Websockets and Server-Sent Events?
☛ Explain the following request and response headers:
☛ Diff. between Expires, Date, Age and If-Modified-...
☛ Do Not Track
☛ Cache-Control
☛ Transfer-Encoding
☛ ETag
☛ X-Frame-Options
☛ What are HTTP actions? List all HTTP actions that you know, and explain them.