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Client
Client is a computer which depends on the server for all the resources. For example, a server might
store a network version of Excel program. Every client on the network can access the Excel program
from the server.
Internet
Internet is a global network of millions of computers and computer networks all over the world. It
allows us to access and share information over the network. The Internet contains billions of web sites
to provide information.
Intranet
Intranet is a computer network that is used for sharing information, devices and other computing
services only within an organisation.
URL
Uniform Resource Locater is the address of a website like www.google.com and www. rediffmail.com.
ISP
Internet Service Provider is a company that provides Internet access on payment of a monthly fee.
Some of the ISPs are Airtel, Idea, BSNL (Bharat Sanchar Nigam Limited), MTNL (Mahanagar Telephone
Nigam Limited.), Jio, etc.
IP Address
Internet Protocol (IP) address is an unique identification number assigned to a computer connected to
a network. It has two main functions: host or network interface identification and location addressing.
IP addresses are written and displayed in human-readable notations, such as 172.16.254.1.
DNS
Domain Name System (DNS) is a naming system for assigning a name to the computers, services,
or other resources connected to the network. This name is known as domain name. For example, the
domain name in the www.yahoo.co.in URL is yahoo.co.in. This domain name is internally converted
into IP address.
Web page
Web page is a single digital page on the World Wide Web (WWW) that contains information and links of
another pages. These are created by using the Hyper Text Markup Language (HTML).
Website
A website is a collection of web pages which are interlinked to each other. A website may contains
thousands of web pages.
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