What is the Internet and How does it work?. Birth of the Internet. Data at military sites easily isolated. Every site linked to every other site through multiple connections. Super Interstate Highways in the 1950’s linked major cities across the USA. US response to threat of “cold war”.
How does it work?
Data at military sites easily isolated
Every site linked to every other site through multiple connections
Super Interstate Highways in the 1950’s linked major cities across the USA
US response to threat of “cold war”
The INTERnet links many thousands of networks and computers together to share information.
Internet Service Provider
Anyone can access it.Anyone can add to it.
INTRAnet - internal - inside a network
Users MUST be inside the network to access it
• access limited to those INSIDE the network
• users may read and write to the fileserver
• users may access the internet
• world wide
• access available to anyone and everyone
• users may read, write and download from the internet
The Directory - the section on the domain that contains the document requested
The protocol - tells the computer what kind of request it is.
The file -the actual name of the file requested
The domain name - tells the computer where to send the request.
so ….. how does it work?
URL - Universal Resource Locator
If no directory or file is requested the web server will usually send a preset default or “home” page
will deliver CAP’s home page