The Internet I 1/2 - SEE-ICT

Transcription

The Internet I 1/2 - SEE-ICT
The Internet
Xenion High School
What is the WWW
WWW stands for the
World Wide Web
It is a Global Network
of millions of
computers
Sir Tim Berners-Lee
 British
Computer Scientist
 Invented the World Wide Web
 He designed and built the first
online Web Server in 1991.
What is a Webpage?
A Webpage
is a document
that can be read
by a Web Browser
like Internet Explorer
What is a Website?
A Website
is a collection of
RELATED Webpages
This is the idea that made
Tim Berners-Lee
Very Famous
What is a Web Browser?
A
Web browser, is a piece of software for
viewing Web pages
 We
can save Webpage locations in history
and create bookmarks

There are many browsers, Internet Explorer,
Mozilla Firefox, Safari, Netscape, etc. etc. etc.
How does a Web Browser find a
Web page?
 It
needs an address.
A
URL is the address of a Web page
 URL
 An
= Uniform Resource Locator
example is www.xenion.ac.cy
Rules and Regulations
 The
internet is NOT policed
 There
are some websites that have
incorrect OR rude information
Protecting your computer
 Your
home computer needs protecting
from viruses and hackers
 You
must have internet security software
installed on all computers at home.
 This
software must always be up to date
WEBCAMS
 Only
use your WEBCAM with people you
know
 Hackers can access webcams
How long, does the information you
put on the internet, stay there?
FOREVER
People have lost their jobs from OLD
info and pictures, that employers
have found on social sites
Creating a Basic WebPage
 Creating
a basic Webpage with Word