2. THE PLAN
INTRODUCTION
What is Internet
HISTORY
ARPANET > INTERNET > WWW
APPLICATIONS
WWW, email, ftp, telnet, newsgroup, mailing list, chatroom, portals
INTRANET
Intranet vs. Internet
8. BASIC TERM DEFINITION
INTERNET
A combination of networks connected
each other
NETWORK
a collection of computers & devices
connected together via communication
devices & media
9. THE INTERNET
• world’s largest network
• worldwide collection of networks
Government
offices
businesses
Educational
institutions
Links
together
millions
of:
Individuals
10. WHAT DOES INTERNET PROVIDES?
www
Chat rooms
E-mail
Internet
provides
services:
Newsgroups
FTP
Telnet
11. USES OF INTERNET
Access a wealth of info
conduct business,
(news, research & educational
material)
(online banking & investment
transactions)
entertainment &
leisure
shop for goods & services
12. USES OF INTERNET (CONT)
Social Networking
(fb, chatrooms, twitter)
Access other computers
& exchange files
Communication
14. ARPANET : INTERNET HISTORY
ARPA:
(Advanced Research Projects Agency)
by Pentagon (DoD, USA)
To built a networking projects.
ARPA goals:
Allow scientists at different locations to share info & collaborate on military &
scientific projects.
Could function even if part of the network are disabled or destroyed by a
disaster.
That network, called ARPANET (September 1969)
15. ARPANET : INTERNET HISTORY
The Original ARPANET was a WAN
consisted of 4 main computers;
•University of California
•Stanford research Institute
•University of California at Santa Barbara
•University of Utah
1971, ARPANET had been connected to more than 30 universities, defense
departments, governments bodies and other institutions over the US.
16. ARPANET : INTERNET HISTORY
By 1984, ARPANET had more than 1000 individual computers
linked as a host.
In 1986, NSF (National Science Foundation) connected its
huge of 5 supercomputers centres called NSFnet, to ARPANET
This configuration of complex networks & hosts became
known as the INTERNET.
1990, commercial companies are allowed to join.
17. WWW –WORLD WIDE WEB
Exist in early 90’s
Consists of a worldwide collection of documents that
have built-in hyperlinks to other related documents
Allows user to navigate quickly from one document
to another
An electronic doc. on the web is call a web page.
18. WWW –WORLD WIDE WEB
Each web page on a web site has unique address, called Uniform
Resource Locator (URL)
URL consist of:
a protocol (Most begin with http://)
a domain name
(sometimes) the path to specific web page
22. WWW –WORLD WIDE WEB
Web Browser : software to access & view web page.
23. WWW –WORLD WIDE WEB
HTML :
Web page is created by using HTML (Hypertext markup language)
24. WWW –WORLD WIDE WEB
Web Server :
stores the web pages that comprise a web site.
Web Master :
individual who responsible for developing & maintaining web site.
26. E-MAIL
• Electronic Mail
• Transmission of messages & files via a computer network
• E-mail function: create, send, receive, forward, store,
print & delete message.
• E-mail address: combination of a user name
& domain name.
malik.rick@johor.uitm.edu.my
malik.rick@exxonmobil.com
27. FTP
File Transfer Protocol
An Internet standard that allows user to
exchange files with other computers on the
Internet
FTP server – a computer that allows user to
upload and download files using FTP
FTP sites – a collection of files including text,
graphics, audio, video and programs files.
28. TELNET
Program/command that enables user to
connect remote computer on the Internet
To connect – enter a user name and password
Once connected, your computer acts like
terminal directly linked to the remote computer
Example – accessing library cataloging.
29. NEWSGROUP
Online discussions group conducted by user in
any particular subjects but in written.
To participate, user sends message to a certain
newsgroup, then other users respond by replying
to the message.
30. MAILING LISTS
A collection of e-mail addresses grouped in a
single user.
When message is sent to a mailing list, every
person in the list receives a copy of message in
their mailbox
Example: csc318@yahoogroups.com
31. CHAT ROOMS
Real-time typed conversation that takes place
on a computer.
Must be online at the same time
Chat room – communication medium or channel
that permits users to join chatting.
Support text-based & also graphical
32. PORTALS
•A Web Site but offers a variety of internet
services from a single convenient location.
Services are:
Search Engine
Local, national, worldwide news, sports, weather
Reference e.g.. Yellow pages & maps
Shopping malls
E-mail
Chat rooms
