INTERNET & NETWORKING

INTERNET  & NETWORKING::

                          Internet is a computer based world wide information network.it is a composed of a large number of smaller interconnected networks called internet.it may connected thousand of computer,enabling them to share information with each other. The most widely esed tool on the internet is electronic mail.email sends written message between individual or group of individuals. Individuals use the internet for communication. Entertainment, finding information and to buy and sell goods and services. At present the use of computer and internet has become so wide that the whole world has now come into out drawing room. So we must have to remain constantly aware regarding its advantages and dis advantage.to active the internet we use computer,modem, and telephone and software we use browser,email,chat client,download manager. Generally internet devided into three parts

·        LAN

·        WAN

·        MAN

Component of internet;;

o   Message

o   Sender

o   Receiver

o   Medium

o   Protocol

Wire;;

v Twisted pair

v Coxial cable

v Fiber optics