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The computer which manages the printers and documents being printed is called the print
                     server.
                    The computer which stores and provides the access to a database is called a database server.
                    The server which manages the network traffic is called a network server.
                    The computer which delivers the requested web pages to our computer is called a web
                     server.
                 Client

                 It 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

                 A computer network that is used for sharing information, devices and other computing services
                 only within an organisation is called Intranet.
                 URL

                 It stands for Uniform Resource Locator. It is the address of a website, such as www.google.com,
                 www.rediffmail.com.
                 ISP

                 It stands for Internet Service Provider. It is a company that provides Internet access on payment
                 of a monthly fee. Some of the ISPs are Airtel, Vodafone, BSNL, (Bharat Sanchar Nigam Limited),
                 MTNL (Mahanagar Telephone Nigam Limited.), Jio, etc.
                 IP Address

                 An 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

                 A single digital page on the World Wide Web (WWW) that contains information and links of
                 another pages is called a web page. Web pages are created by using the Hyper Text Markup
                 Language (HTML).


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