3. We all know the reach of internet in our lives and society; it is simply
incalculable. Television programs cover it, newspapers and magazines
write about it, every other person is using it, and so forth. Even the
presidents, vice-presidents and prime ministers of various countries have
cut a presence on the Internet and Net in short. Recall the use of
Internet in American President Barak Obama’s election and our Lok
4. At home, your computer might be
connected to its own printer and scanner.
This works well as you are the only person
who will be using the.
A computer network is a group of
interconnected. computer so as to
facilitate sharing of resources and
5. : Easy communication
with other people.
: Publishing document on
the Internet save paper.
: Cyber frauds may take place involving
Credit/Debit card number and details.
: Much of the information isn’t checked
and may be incorrect or irrelevant.
7. Before we proceed furthers, it wil be good if we brifly
talk about internet terminology.
Web page: Any digital page/document posted on
Web site: A collection of interconnected web page-
designed with a certain goal in mind.
URL: Uniform Research Locater it is the uniqu
address of a web page on internet.
Email: Short for electronic mail,email reffers to
messeges distributted by electronic means from on
one computers user to one or more recipients via a
network mostly internet.
Email address: Every email has a uniqu electronic
post-office box with a unique address on network
where E-mail can be sent, this unique address is know
as email address.
9. Servers are also computers but they have specific features.
Memory: Servers requires large amount of
RAM to work efficiently.
Storage: servers need very large and fast
Processing Powers: Servers like application servers
have more processing power with
multiple strong CPUs.
11. A webpage is a digital document that is
linked to the www and viewable by any
one connector to the internet having a
12. A web browser is a program that lets you
visit different sites on the Net and display
their offerings on your own computer.
13. Names of various Web Browsers.
There are many web browser in use today. The most
common of these are:-
Mozilla FireFox, Google Chorme, Internet Explorer, ect.
A blogrefers to an online journal where entires are posted. The word blog has been
drived from weblog.
1. Personal Blogs.
2. News and views.
3. Company Blogs.
15. A location on a net server is called a web site. Each web site has a unique address
The types of server.
The name the address of the server.
The location of file on the server.
16. S.No. DomainID Affliation
1. com Comercial.
2. edu Education.
3 gov Government.
4. mil Militatry.
5. net Network resources.
6. org Usually non-profit organization company.
7. co Company.
8. tv Television.
17. A Protocol is a system of rules that defines how
something is to be done.
18. A Newsgroup or Forum is online community bulletin board, where users can post messages, respond
to posted messages, or use read them. Groups of related messages are known as Thread.
Example of some newsgroups are :-
In the coming section, we shall be illustrating the subscription to online newsgroups also
known as club in Internet jargon.