Commodore modem 300 User Manual page 83

controls the processing while the computerthat originated the call,
the remote, acts according to the way the host dictates.
Information Service—An electronic information source, usually on
a large computer, such as CompuServe, that provides information
to other computers through telecommunications. Information ser­
vices may contain world and financial news, stock quotes, shop at
home services, games and other public domain software.
Intelligent terminal—A remote computer with the capacity to to
upload (transmit) and download (SAVE) files to and from a host
computer.
Line feed— ln telecommunications, indicates that a carriage return
will be added whenever the data being transmitted cannot fit on one
line ofthe screen.
Modem—A communication device that acts as an interface (con­
nector) between a computer and a telephone. It allows electronic
signals from one computer to be sent across standard telephone
lines to another computer. The word stands for MOdulator/
DEModulator.
On-Iine—The state of being connected to a host computer as a
terminal.
Parity—The agreed-upon definition of valid bit combinations in a
character. The parity bit is used as a checking mechanism to deter­
mine if transmission has been complete. Parity may be even, odd,
mark, or space.
Program File—A set of computer instructions stored on disk or
tape, which can be executed in a computer's memory.
Protocol—The appropriate settings or parameters required for
accurate and correct sending and receiving of information during a
telecommunications dialogue. The telecommunication protocol
includes parameters such as duplex, parity, word length and baud.
Sequential File—A collection of related data stored (one character
after the other) as a complete unit on disk or tape.
Stop Bit—A bit that signals the end of a character being
transmitted.
Synchronous/Asynchronous Communication—A synchronous
computer system transmits data according to and in unison with
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