VeriFone Vx810 Reference Manual page 157

G
LOSSARY
Terminal ID
An alphanumeric code that identifies a
terminal to a download computer. In this way, the
download computer can determine what data or
applications to download to that terminal. For
x
ZonTalk 2000 downloads, the V 810 terminal ID is
stored in the *ZT record in the CONFIG.SYS file.
This variable should not exceed 10 characters in
length.
Terminal-to-terminal application upload
The
process of copying the application memory contents
of one terminal to the application memory of another
terminal. A terminal-to-terminal application upload
requires that the terminals be connected to each
other by a serial cable.
Track 1, 2, or 3 data
Information stored on tracks
1, 2, or 3 of a debit or credit card magnetic stripe,
which can be read by a magnetic card reader device,
x
such as the one that is integrated in the V 810.
Transaction
An exchange of data resulting in a
transfer of goods, services, value, or information
between two parties.
Variable
A string of characters that denotes some
value stored within the computer and that can be
changed during execution. A variable may be
internal to a program, in which case it is held in
memory, or external if the program must perform an
input operation to read its value.
Volatile memory
A type of memory where the
contents are destroyed if the power supply to the
memory is interrupted. When volatile memory, such
as SRAM, is used for crucial applications, it is often
back up by battery-supplied power.
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