The document discusses how the web works by explaining that every device connected to the internet has a unique IP address. It describes how web servers store web pages and content and how browsers fetch and display these pages for users through protocols like HTTP. The key components that make the web function are IP addresses, web servers, protocols like HTTP, and web browsers.

1. HOW THE WEB WORKS
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2. Every machine on the Internet has a
unique identifying number, called an IP
Address. A typical IP address looks like
this:
216.27.61.137
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3. WEB SERVERS
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8. PROTOCOLS
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9. 1. HTTP hypertext transfer protocol
2. FTP file transfer protocol
3. Email Related
1. IMAP Internet Message Access Protocol
2. POP3 Post Office Protocol
4. Other Examples
1. RTMP Real Time Messaging Protocol
2. SMB Server Message Block
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10. WEB BROWSERS
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11. The browser application retrieves or fetches
code, usually written in HTML (HyperText
Markup Language) and/or another language,
from a web server, interprets this code, and
renders (displays) it as a web page for you to
view.
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15. Flash / Silverlight
HTML jQuery
Server technology
CSS Javascript
Browser technology
Rails/Django
PHP / Python / Ruby
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