Viglen CX135, User Manual, Page: 83 / 93

Viglen CX135 User Guide – Version 1.0
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Appendix C: 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.
Bit Synonym for Binary digit. A single unit of information
which can hold a value of 0 or 1.
Boot The name given to the program that runs on the
computer when it is first switched on. Can also be a verb
related to running the program.