The document provides an overview of the Internet, including what it is, types of Internet connections, applications used over the Internet, features of the Internet, advantages and disadvantages of the Internet, differences between intranet/extranet/Internet, differences between the Internet and World Wide Web, common Internet protocols, layers of the TCP/IP model, and Internet mail protocols.

1. PRESENTATION ON
INTERNET

2. WHAT IS INTERNET
The Internet is a global system of
interconnected computer networks that use the
standard Internet protocol suite (often called
TCP/IP, although not all applications use TCP) to serve
billions of users worldwide. .

3. Type of internet connection
 Moderm
 Broadband cable
 Digital subscriber line
 Satellite broadband
 Isdn and t-line
 Wireless connection

4. Application of internet
 E-mail
 www
 Remote loging using telent
 File tranfer using ftp
 wais
 Internet telephony
 Video conferening

5. Feature of internet
 Geographic distribution
 Robust architecture
 Near light speed
 Internet growth rate
 The digits advantage

6. Advantages
 Faster Communication
 Information Resources
 Entertainment
 Social Networking
 e-commerce

7. Disadvantages
 Theft of Personal Information
 Spamming
 Virus
 Pornography
 Social

8. Intranet, Extranet, Internet
 Intranet is shared content accessed by
members.
 Extranet is shared content accessed by
groups through.
 Internet is global communication accessed

9. Difference Between Internet and
World Wide Web
1. The Internet is collective name of 1. The World Wide Web is a common
all the devices that consist the name for HTTP which is one of
global network the protocols running on
the Internet
2. There are other services that are 2. The Internet and the World Wide
running on the Internet aside Web are not synonymous
from the WWW. although most users treat them
as such.

10. Various internet protocols
 HTTP
 HTTPS
 FTP
 UDP
 TELNET

11. Layers in TCP/IP model
 Application Layer
 Transport Layer
 Internet Layer
 Network Access Layer
 Physical Layer

12. Internet mail protocol
 SMTP
 POP3
 IMAP
 MIME