Viglen VX2000 Chassis User Guide
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Appendix A: Glossary
A
Ampere, This is a term of measurement for electric
current.
AC
Alternating Current used to describe the mains voltage.
Ampere
This is a term of measurement of electric current.
Analog
Pertaining to data in the form of continuously variable
quantities. Contrasts with Digital.
ANSI
American National Standards Institute.
ASCII
American Standard Coded for Information Interchange.
This is a special 7/8 bit code that is given to identify
characters.
Asynchronous
A method of transmission of data in which the bits included
in a character or block of characters occur during a specific
time interval. The start of each character block can occur at
any time during this interval. Contrasts with synchronous.
AUTOEXEC.BAT
A special batch file, which contains a series of commands
that are to be executed when the computer is started up.
BASIC
Beginner’s All-purpose Symbolic Instruction Code. This is a
simple programming language.
Battery-Backed RAM
A type of memory that holds information even when the
computer is switched off.
Baud
A term used to measure modem data rates.
Binary
Involving a choice of two conditions, such as "yes" or "no",
"1" or "0", base-2 mathematics.
BIOS
Basic Input Output System. This is the program held in the
computer's ROM which handles all the input and output
functions.
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