Axa Assurance Maroc - Insurer Innovation Award 2024
CHAP 3 - NETWORK, INTRANET & INTERNET
1. Network, Intranet & Internet
At the end of the lesson, students should able to:
• Define what is Network, Intranet & Internet.
• Explain how Network, Intranet & Internet works.
• Define what Is Web Browser.
•Understand what is World Wide Web.
• Explain how Web Browser works and how to find
information.
• Define and Explain how E-mail Works.
• Know how to apply Security & Privacy when surfing.
2. Network
Collection of hardware, interconnected
by communication channel that allows
us to share resources & information
4. Intranet & How It Works
Secure Connection of computers
using Internet Protocol (IP) to share
resources within an Organization.
Resources are shared in
a server.
User can access within
the organization network
and cannot be access
outside organization
network.
5. Internet
Internet is an interconnected computer
networks that use standard Internet
Protocol Suite (TCP/IP).
It connects billions of users that consists of
academic, business, private or government
networks.
6. How Internet Works
CLIENT
WEB SERVER OTHER
MULTIPLE
SERVER
SERVER
OF:
THE INTERNET
Modem Broadban 3G Network
d
MULTIPLE
INTRANET
Router-
OF:
Modem
PC Laptop I Pad 2
7. World Wide Web
System of information distribution
using the Internet.
Linked document written based on
HTML (Hyper Text Markup Language)
Contains Graphic, Audio, Video, etc.
Navigation Links: allows user
interaction with the web.
Data transfer uses HTTP (Hyper Text
Transfer Protocol)
8. Web Browser
Application software for
retrieving, presenting and surfing
information on the internet.
It access the World Wide Web using
URL (Uniform Resource Identifier)
example : www.yahoo.com.
Example of Web Browser:
9. Internet Explorer
HOME TOOLS
ENTER URL NEW TAB
HERE
MENU
BAR
FAVOURITE
S
BAR
SEARCH
BOX
VIEW
FAVOURITES, FEEDS &
10. Finding Information on the net
Using Search Engine
◦ www.google.com
◦ www.yahoo.com
◦ www.bing.com
Online Encyclopedia
◦ www.wikipedia.com
11. Email
Electronic Mail eg.
cikgujohan@yahoo.com
Method of exchanging digital messages
from an author to one or more recipients.
Compose, Receive, Forward, Reply, CC
& BCC, Delete, Archive, and so on.
Share/attach
documents, file, song, picture.
Popular free email provider:
◦ www.gmail.com
◦ www.mail.yahoo.com
12. Security & Privacy while
surfing
Protect your PC with Updated
Antivirus.
Never give out personal information
(username / password) – number etc.
Social Network: Never use your real
name / picture.
Never download games/movies/songs
from entrusted site.
Always run full computer scan to avoid
malware from phishing our data.