Internet Basic

1
Internet Basic

• 4th Hour

2
Network

• A network is created when two or more computers
  are connected together to share information.

3
Internet

• The Internet is a global network of computers.
• Just a few of the things it allows people to do,
• send email,
• view web sites,
• download files such as mp3 and images,
• chat with people live online,
• post messages on newsgroups and forums.
• play multiplayer games online
• watch movies and TV programs
• chat and view on webcams

4
Connection

• Dial Up Modem A connection to the Internet
  using phone lines. (Slow)
• Direct Network Card A connection to the
  Internet using a network card and a T1 line.
  (Fast)

5
Connection

• Broadband (wireless) -Broadband can carry
  multiple signals by dividing the total capacity
  of the medium into multiple, independent
  bandwidth channels, where each channel operates
  only on a specific range of frequencies. This
  means that a broadband Internet connection is
  much quicker than a dial-up and makes web page
  load-ups instant.

6
Connection

• DSL (Cable) Is the same as a Direct Connection
  but uses the cable TV wires.

7
WWW

• WWW World Wide Web
• The Information which can be viewed by installing
  a web browser such as Netscape Navigator or
  Opera.

8
Web Browser

• Are the software used to view world wide web
  pages.
• The very first web browser was written by Tim
  Berners-Lee, while at CERN (a European center for
  physics research).
• However the two browsers that are the most
  popular at the moment are Microsoft Internet
  Explorer and Netscape Navigator.

9
Address/URL

• A URL is the address of a web site page or
  document on the Internet.
• Anatomy of a URL
• http// www.internet-guide/index.html
• http// - short for Hypertext Transfer Protocol
• www. - page on the World Wide Web
• internet-guide - the domain name
• index.html - This is the web page inside the
  folder.

10
Home Page

• This is the main page of a web site and is
  usually the "index.html" page of a web site.
• This page is usually the home page of a web
  browser.

11
Control Buttons
Move to a previous web site. Move ahead to a
previous web site. To cancel the operation. To
start the web site over. Move to the Home page of
the Web Browser.

• Back
• Forward
• Stop
• Refresh
• Home

12
Net Search

• Is using the Internet to find specific
  Information.
• Search Engines are the main way people on the
  world wide web find web sites / pages for
  relevant subjects. Search Engines are large
  online databases of websites that allow you to
  search for specific queries.

13
Download

• This is the term used for when people transfer
  data from the Internet to their personal
  computer.
• Downloads could be such things as web pages,
  pictures, music files, computer games, computer
  software applications, movies and much more.

14
Upload

• An Upload is the opposite of a download because
  to upload is when you transfer a file from your
  computer to the Internet.
• For example when webmasters put their web sites
  on the Internet they Upload them. FTP is the most
  popular way to upload.

15
E-Mail

• Email is shorthand term meaning Electronic Mail.
  Email much the same as a letter, only that it is
  exchanged in a different way. Computers use the
  TCP/IP protocol suite to send email messages in
  the form of packets through the Internet.

16
Chat Rooms

• This is an area online where users can chat with
  other members in real-time.
• There is a warning for parents. Children and
  parents need to be alerted to the dangers of
  using these rooms and given strategies for safe
  use.
• Chat Room's do usually contain rules and are
  usually moderated / patrolled by volunteers.
  However this cannot always avoid undesirable
  behavior occurring.

17
Blog/blogging

• A blog / blogs is similar to an electronic
  journal or diary. The writer, known as a blogger,
  makes periodic entries, which can be added daily
  or monthly and are on any subject.
• You can therefore find blogs for any subject you
  are interested in such as politics, sports,
  dating, yoga, computing or hacking.
• A blog is typically a very personal webpage like
  a diary is, with all kinds of information
  including written musings and photos.