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How The World Wide Web Works
How The Web Works
Browser Connects& Requests a Page
Server Sends BackThe Requested Page
How does it know where to look?Anatomy of a Uniform Resource Locator (URL)
http://www.chuckscoggins.com/index.html
Anatomy of a URL
http://www.chuckscoggins.com/index.html
The Protocol(Hypertext Transfer Protocol)
Anatomy of a URL
http://www.chuckscoggins.com/index.html
The Location (Web Server)
The Domain Name Server (DNS) translatesthe domain name into an IP address.
Anatomy of a URL
http://www.chuckscoggins.com/index.html
74.53.24.242
Anatomy of a URL
http://www.chuckscoggins.com/index.html
The File Name
Anatomy of a Web Page
The file that is sent from the web servercontains hypertext markup information.
HTML
Say What!??!
The file that is sent from the web servercontains hypertext markup information.
HTML
Say What!??!
The file that is sent from the web servercontains hypertext markup information.
HTML
the web page you want to view
Say What!??!
The file that is sent from the web servercontains hypertext markup information.
HTML
Across the internet, translated into electrical signals(1’s and 0’s) that get sent across wires,
using TCP/IP hypertext transfer protocol.
Say What!??!
The file that is sent from the web servercontains hypertext markup information.
HTML
A computer at a hosting company that isrunning software that “serves” up web page files.
Say What!??!
The file that is sent from the web servercontains hypertext markup information.
HTML
The “code” or markup text thatthe programmer/designer puts in the html file.
Anatomy of a Web Page
The file that is sent from the web servercontains hypertext markup information.
HTML
Interprets the hypertext markup information,scripts, etc. in order to display the page.
Browser
File Transfer Protocol
A different protocol than “http” that isused for transferring / moving files from
computer to computer (or server to server).
FTP