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Internet and WWW (Issues with the internet (information overload,…
Internet and WWW
Issues with the internet
information overload
Information can be biased
Information can be inaccurate
Offencive material
Phishing sites
Cyber bullying
Addiction
Spam
What is an internet
Made up of millions of small computer networks
A large part of the internet is called world wide web (WWW)
WWW is the part of the internet that you always used
It also includes services
instant messaging
Chat rooms
Email
File transfers
News groups
Peer to peer networks
Forums
One or more web sites
NO ONE OWNS THE INTERNET
Need to follow the standards in order to connect to the internet
Uses of the internet
Reasearch and homework
Communication
Email
Blogs
Social Networking
Chatrooms
Forums
Voip
Shopping
Leisure
Entertainment
Exploring the world
Benefits of the internet
Always available
Vast range of information
Easy to contact people
Acess to the other culture
up to date
Future of the internet
Running out of web adresses
The web is too big
The internet is too slow
Connecting to the internet will increase
The online and offline will blur together
WWW(world Wide web)
Younger than the internet
Internet is 40 years old while WWW is 25 years old
Developed at CERN by Tim Berners Lee around 1990
Complete web is millions of web sites
Web sites
Hosted on dedicated computers known as web servers
Send web page to brouser you want it
brousers: Chrome,firefox,Internet Explorer,Safari and so on
Each web page has URL
Starts with http or https
http is a protocol
introduction of Internet
When does internet appeared
It began life at 40 years ago
We used it from the past 20 years
Who invented the internet
An american millitery research called DARPA