huge colection of wesites that
can be accsessed by the internet
wesites are stored
on web servers
web pages : basic
your computer
your ISP
E.G:
TalkTalk
internet
website server
your computer
web pages : detail
Enter URL into browser Browser
Annotations:
ULR = uniform resource locator : address of a resource on the internet
Browser requests IP address of site from ISP
Annotations:
Internet Protocol address (IP address) : a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication
ISP : internet server provider, EG Talktalk
ISP requests IP address from
DNS server
Annotations:
A DNS server is a computer server that contains a database of public IP addresses
DNS responds with details of the name server
ISP asks name server for site IP
address
Name server responds with IP address of the host
ISP sends IP address to the browser
Browser sends request to
the server hosting the site
facts
the standard coding
language for Web pages.
HTML stands for Hyper
Text Markup Language
describes the structure of a Web page
basics
The <!DOCTYPE html> declaration
defines this document to be HTML5
The <html> element is the
root element of an HTML page
The <head> element
contains meta information
about the document
The <title>
element specifies
a title for the
document
The <body>
element contains
the visible page
content
The <h1>
element defines
a large heading
The <p>
element
defines a
paragraph
HTML tags are element
names surrounded by
angle brackets:
<tagname>content goes
here...</tagname>
HTML tags normally come in
pairs like <p> and </p>
The first tag in a pair is
the start tag, the second
tag is the end tag
The end tag is written like the start
tag, but with a forward slash
inserted before the tag name