F Glossary - Epson Y16499100301 User Manual

Appendix F
Glossary
Application program
A software program designed to perform a specific task,
such as a word processing or spreadsheet program.
ASCII
American Standard Code for Information Interchange. A
standardized coding system for representing characters, such
as numbers, letters, and graphic symbols. An ASCII
character occupies one byte of storage. Files transmitted in
ASCII code can be used by many different computers,
printers, and programs.
Asynchronous
A method of data transmission in which one machine
sends data one character at a time to another, without
either machine preparing for the transmission.
Backlighting
The method by which the electroluminescent element in a
backlit LCD screen illuminates the background of the
screen.
Backup
An extra copy of a program, data file, or disk, kept in case
your working copy is damaged or lost.
Baud rate
A measure of the speed of data transmission. Usually
equivalent to bits per second.
Bit
A binary digit (0 or 1). The smallest unit of computer
storage. The value of a bit represents the presence (1) or
absence (0) of an electric charge.
Boot
To load a program or an operating system.
Glossary
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