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The Online World resources handbook

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Frequently used terms http://home.eunet.no/~presno/bok/v4.html<br />

Protocol<br />

A formal description of message formats and the rules two computers must follow to<br />

exchange messages. Protocols can describe low level details of machine to machine<br />

interface (for example, the order in which bits and bytes are sent across the wire), or<br />

high level exchanges between allocation programs (for example, the way in which two<br />

programs transfer a file across the Internet).<br />

PTT<br />

Postal Telegraph and Telephone. A telephone service provider, often a monopoly, in a<br />

particular country.<br />

Public domain<br />

Free from copyrights or patents, these programs, texts or files may be used by the public<br />

without any payments to the creators.<br />

Qalam<br />

is an Arabic Latin Arabic transliteration system between Arabic script languages and the<br />

Latin script embodied in the ASCII character set. <strong>The</strong> Qalam system is designed to<br />

transliterate Arabic script languages for computer mediated communication by<br />

individuals literate in those languages.<br />

QWK<br />

Qwikmail. A n offline message file format for bulletin boards offering mail through a<br />

QMail Door. <strong>The</strong> .QWK door and file format has been used to develop entire BBS<br />

networks (example: ILINK.)<br />

<strong>The</strong>re are QWK format mail readers for Apple, Amiga, Atari, C64/C128,<br />

CoCo/OS9, CP/M, Macintosh, MS DOS, OS/2, Unix, Windows and Windows NT.<br />

Real time<br />

Having the appearance of immediate action. For example, typing messages that appear<br />

on another's monitor almost instantly.<br />

Router<br />

A special purpose computer (or software package) that handles the connection between<br />

two or more networks. Routers spend all their time looking at the destination addresses<br />

of the packets passing through them, and deciding which route to send them on.<br />

Routing<br />

<strong>The</strong> process of delivering a message across a network or networks via the most proper<br />

path. While simple in principle, routing is a specialized, complex science, influenced by<br />

a plethora of factors. <strong>The</strong> more networks are interconnected, the more esoteric routing is<br />

set to become.<br />

Script files<br />

A set of commands that enable a communications program to execute a given set of<br />

tasks automatically (macro commands).<br />

Search engines<br />

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