The internet and www
What is internet
- Internet means Inter-network
- large part of the internet is the world wide web (www)
- This is made up of multiple web pages in each websites
- People usually use it for most of their time
- The internet can also be used for instant messaging, chat rooms, email, file transfers, news groups, peer to peer networks, forums.
no one owns the internet
each network needs to follow internet standards
WWW
Internet and WWW are not the same
WWW is part of the internet
WWW is much younger than the internet (internet is 40 years old while WWW is 25 years old)
WWW is world wide web for short
WWW is developed in CERN
The WWW is organized as millions of websites, with each having multiple web pages.
WWW is made up of a lot of web pages
Web sites, pages and browsers
web sites are hosted on web servers
There are many browsers, which all of them will send a web page from a web server
Each web page has an address called a URL that starts with http/https. This is for a secure page.
http is a protocol and bind the world wide web together
if both protocols is the same, it will share information
the internet is more than just the Word wide web and those parts use different protocols
Uses of the internet
communication
Research and homework
shopping
leisure and entertainment
exploring the world
There are very many sources in the internet to find answers in research and homework
This means that no matter the topic, there will always be a source in the internet that has your answer
blogs
social networking sites
chatrooms
forums
voip
because there are so many sources in the internet, there are so many shopping sites
This means that the things you are buying will be available in the internet
playing online games
listen to music
reading online books
watching online videos
looking for holidays and concert tickets
reading about your hobbies
keeping up to date in sport events and news
watching catchup channels from TV
almanacs andencyclopedias
satellite and mapping applications
travel sites providing details of other places
live web cams showing other parts of the world
benefits
vast range of information
easy to contact people
always available
The internet has many ways on keeping contact with people every time.
You don't have to wait for it to open or for a person to make it available
that does not mean that every website is open every time
For example bank accounts often shut down at midnight and reopen again at 7 am.
Anything you try searching in the internet, there will always be a site that is the solution to what you are searching for
This is because the internet has countless websites
Sources for communicating include e-mails, forums, chatrooms, telephone calls and video conferencing.
This allows small companies to become huge, multi-nasional organizations
access to other cultures
You can see the unique things that people do in other countries
You can look at photos on where they live and read about their way of life
This gives you a unique insight to their culture
up to date
The internet is updated very quickly
one of a news website, BBC, gets updated in a few minutes after a new event has occured, unlike newspapers which take a day to update
Issues with the internet
Information can be inaccurate
Information can be biased
Information overload
there is too much information in the internet
You might need to find the answer you are finding, for a long time while opening a lot of pages
you will get millions of results when searching something
people keep on posting about their opinions and their point of view
A lot of websites might give only one point of view
No one checks what has been written in the internet
This means that the information in the internet may be incorrect
You will need to check more than one sources to get a reliable answers
phishing schemes
Some people try to create fake login pages
when you fill in all the data to login, your e-mail got hacks
They will try tempting you to fill in your data
use any original source original links you have
cyberbullying
The growth of technology has made bullying possible in social medias
This type of bullying is very harmful and hurtful and is harder to stop
addiction
Some people spend most of their time in the internet
This causes them to have no proper sleep and there is even cases about familie breaking up and losing their jobs because of this addiction
spams
Spams could fill up your inbox
There is a spam filter that filters out spam comments, but sometimes they filter out the important comments, so people need to watch their spam box carefully
The future of the internet
The web is too big
The internet is very slow
running out of web addresses
There are only 3% of addresses left
There is a new scheme coming up called the IPv6, which will have enough space for unique addresses for everyone
There is an area called the deep web, which search engines have not found as yet
The deep web is getting bigger
people are trying to make search engines more intelligent to cover more up of the deep web
connecting to the internet will increase
The online and offline will blur together
sometimes when searching somethings it takes avery long time to load
This is because the connection speed is too slow and the problem mainly lies at the last mile to your home
there are a lot of devices that can connect to the internet
Now it is possible to blend what you are seeing with extra information
this is called augmented reality or AR for short