AMSTRAD cpc 6128 User Instruction page 459

Interpreter
A further extension of the analogy of computer instruction sets and language. The
element of the' system software that interprets the high level language to the
level that can be understood by the CPU. e.g It converts BASIC code as entered
via the keyboard into the computer's own internal language.
I/O
Input/Output.
Iteration
One of the elements of. computing. The computer performs all tasks by breaking
them down into the simple tasks that can be handled by the CPU. To do this, the
computer must go to and fro' between many simple elements until a given
condition is fulfilled.
Joystick
An input device that generally replaces the function of the cursor keys, and
makes games playing faster and easier.
K
A short form of the metric measure prefix for 1000, 'kilo' - which in computing
has come to be widely used to refer to a 'kilobyte' - which is actually 1024
(decimal) in view ofthe binary association of2 raised to the power oflO.
Keyboard
The matrix of alphanumeric key switches, arranged to provide the means of
typing commands and other information into the computer.
Keyword
A word whose use in the computer program or language is reserved for a specific
function or command.
Least significant bit
In a binary number, the Least Significant Bit (LSB) is the bit at the extreme
right hand end of the expression.
Appendix 2 Page 16
Glossary