The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.

1. WELCOME TO OUR
PRESENTATION

2. GROUP MEMBERS
NAME ID
PRITAM CHANDRA SHIL 162 -15-7882
MD. ABU SUFIAN ABDULLA 162-15-7869

3. TOPIC
INTERNET

4. In this speech, which we
will learn:
 Definition & History
Basic services of Internet
Uses of Internet
 Advantages & Disadvantages .

5. Internet : A global computer network
providing a variety of information and
communication facilities, consisting of
interconnected networks using standardized
communication protocols.

6. HISTORY

7. * The US Department of Defense awarded contracts as early as
the 1960s for packet network systems, including the
development of the ARPANET
* In 1982, the Internet Protocol suite(TCP/IP) was introduced
as the standard networking protocol on the ARPANET
* Packet switching networks such as ARPANET, NPL
network, CYCLADES, Merit Network, and Telenet , were
developed in the late 1960s and early 1970s using a variety of
communications protocols

8. Server
Internet

9. Basic services of Internet
• Electronic mail (e-mail)
• Allow users to send a mail to another internet
user in any real time manner
• File transfer protocol
• Allow user to move a file from one computer to
another on the internet
• Allow a us log into another computer somewhere
in the internet

10. Uses of Internet
• On line communication
• Software sharing
• Exchange of views on topics of common
interest
• Organization promotion
• Customer support services
• On-line shopping
• World – wide conferencing

11. # 2005 2010 2015
World
population
6.5 billion 6.9 billion 7.2 billion
Not using
the Internet
84%
70% 60%
Using the
Internet
16%
30% 40%
Users in the
developing
world
8% 21% 32%
Users in the
developed
world
51% 67% 78%
Worldwide Internet user

12. •Application layer BGP
*DHCP *DNS* FTP *HTTP* IMAP *LDAP
*MGCP *NNTP *NTP *POP *ONC *RPC *RTP
*Transport layer TCP
*UDP *DCCP *SCTP *RSVP * MORE
•Internet layer IP
*IPV4 *IPV6 *ICMP *ICMPV6 *ECN *IGMP
*IPSEC * MORE
•Link layer ARP
*NDP *OSPE *TUNNELS *L2TP *PPP *MAC
*ETHERNET *DSL *ISDN* FDDI *MORE
INTERNET PROTOCOL SUITE

13. Advantages of Internet :
* Unlimited Communication
* Abundant Information and Resources
* Easy Sharing
* Online Services and E-commerce
* Entertainment
Disadvantages of the Internet :
* Spam Mail
* Virus, Trojan & Other Malware
* Addiction to Internet
* Kids Exposed to Adults-Only Content

14. CONCLUSION
At last we can say that , internet is very useful to us . At
day to night we all need internet . We all inactive without
internet. But internet have many bad side. We should
stay away from it.

15. HAVE YOU GOT ANY
QUESTION

16. Thank you