What is Internet? Definition, Uses, History and Facts About Internet PDF

                                    Internet

* An Internet is a global connection of computers linked together by cables and telephones and makes the communication possible among them.

* For such communication, the address of the destination and a safe means of moving data are required.

* The rules governing the sending and receiving of data on the Internet are implemented in two parts and Transmission Control Protocol ( TCP) and Internet Protocol (IP).

Transmission Control Protocol divides the data into little data packets.

* The rule of Internt Protocol here is to put destination addressing information on such packets.

* Hosts are in general, individual machines at a particular locations.

* Domains are general category that a computer on the internet belongs to.

* E-mail is mainly used for sending electronic piece  of text.

* use net anad news groups are set up by people sharing common interests ranging from current topics to cultural heritages.

* Telnet is a program that allows an Internet host computer to become  terminals of another host on the Internet.

* Gopher displays a set of resources on the Internet in the form of menus or lists of items.

* Hypertext Markup Language (HTML) is a language to create documents for world wide web.

* Standard Generalised Markup Language (SGML)  is used to define the structure and  manage the content of a digital documents.

* World Wide Web (WWW) is a gaint collection of hypertext pages on the Internet.

* Hyper Text Transfer Protocol (HTTP) is used to manage all the linkings between one hypertext document and another.

* On the Internet, a home page may be related to a single person a specific subject, or to a corporation.

* Uniform Resource Locator (URL) is a way to avail to Internet resources.

* Browser is an application program which is used for exploring Internet resources.

* File Transfer Protocol (FTP)  is used to access a remote Internet host.

* Modem is a device allowing a computer to transmit information over a telephone line. It acts as a modulator and demodulator while the process of transmitting and receiving.

* Wide Area Information Service (WAIS) is a type of service to access text database or libraries on the Internet.