• A networks of networks, or “Internet,” is a
group of two or more networks that are:
• Interconnected physically
• Capable of communicating and sharing data
with each other
• Able to act together as a single network.
• Machines on one network can communicate
with machines on other network and send
data files and other information back and
• Internet cover the globe and includes large,
international networks as well as many
smaller and local area networks.
• Internet offer access to
data, graphics, sound, software, text, and people
through variety of services and tools for
communication and data exchange:
• Remote login
• File transfer
List of activities that can do in internet:
Send and receive email
Read and post articles.
Download files to our pc
Chat with other users online
Play games Access to multimedia including
radio and video broadcasts
Search internet for information
Subscribe to electronic newletters
Do online shopping
Create own web sites etc…
• Just as letter or document , email can transfer
from one computer to another computer as it
travels along the network.
• We can send email practically to anyone with
an e mail address anywhere in the world.
CREATING EMAIL ACCOUNT
• Open the web browser, type the web site you
want log in. for example: www. Google.com
• For this type in URL: http://www.google.com.
• Follow the above instruction give in the web
site, there includes to enter your:
• Name, Password, Security question and
answer Location etc.
• Then Click on Create my account.
• It is a multi user chat system that allow many
people to communicate simultaneously across
the internet in real time.
• Chat takes place on channels.
• We can use large number of sites on web and
customerize chat facilities of the online
• Here we can share data, files, sounds, videos
• With the help of software that lets you talk over
the internet to anyone, anywhere in the world eg
• Make call to ordinary phones and mobiles at
• See who you are talking in video calls.
• Send sms to friends while you make calls
• Make group chats
Some of the networking sites are:
Where we can share
data's, file, sounds, videos etc and can
communicate with each other online anytime
across the world.