VeriFone V200c Reference Manual page 64

G
LOSSARY
interface standard was developed by the EIA
(Electronic Industries Association) and is essentially
equivalent to the CCITT's V.24 interface.
Serial port
A connection point through which
digital information is transferred one digital bit at a
time. Same as serial interface. The terminal has one
serial port, available at the multiport connector. The
main serial port on a download computer is usually
assigned the terminal ID, COM1.
Swipe
The action of sliding a magnetic stripe card
through a terminal card reader. The card reader has
a bi-directional swipe direction. The user must hold
the card so that the magnetic stripe is faces in and
towards the keyboard.
Track 1, 2, or 3 data
1, 2, or 3 of a debit or credit card magnetic stripe,
which can be read by a magnetic card reader
terminal, such as the one that is integrated in the
terminal.
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
contents are destroyed if the power supply to the
memory is interrupted. In the terminal applications
run from volatile memory, mDRAM. Compare with
POS terminal.
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C EFERENCE
Information stored on tracks
A type of memory where the
G
UIDE