AMSTRAD cpc 6128 User Instruction page 446

Architecture
The plan relationship of the databus, peripheral and CPU handling aspects of a
microcomputer.
Argument
An independent variable, e.g. in the expression x+y=z, the terms x, y, and z are
the arguments.
Array
A 2 dimensional matrix (grid) in which data· is stored by addressing with the
'horizontal' and 'vertical' co-ordinates.
Artificial intelligence AI
A structure in program techniques that enables the program to learn from its past
experience. .
ASCII
American Standard Code for Information Interchange. A commonly used way of
representing the numbers, letters and other symbols that can be entered from the
computer's keyboard or invoked using a variety of other commands.
Assembler
The practical method for programming in machine code, where the machine code
instructions are invoked by mnemonics (letters that suggest the function being
performed by the corresponding machine code routine).
Backup
A duplicate copy of information used as a safeguard in case the original is lost or
accidentally damaged. Making a backup refers to the process of duplicating a disc
or disc file.
Bar code
A computer readable printed code that can be read by optical techniques such as
scanning by a low power laser. Look at the bottom of a box of soap powder to see
an example.
Glossary Appendix 2 Page 3