IBM Personal Computer XT Manual To Operations page 347

module. (1) A program unit that is discrete and
identifiable with respect to compiling, combining with
other units, and loading. (2) A packaged functional
hardware unit designed for use with other components.
monitor. Synonym for cathode ray tube display (CRT
display).
most-significant digit. The leftmost (non-zero) digit.
See also high-order position.
NTSC. National Television System Committee. A
group that has set United States television broadcast
standards.
operating system. Software that controls the execution
of programs; an operating system may provide services
such as resource allocation, scheduling, input/output
control, and data management.
output. Pertaining to a device, process, or channel
involved in an output process, or to the data or states
involved in an output process.
output process. (1) The process that consists of the
delivery of data from a data processing system, or from
any part of it. (2) The return of information from a
data processing system to an end user, including the
translation of data from a machine language to a
language that the end user can understand.
paddle. A user supplied device that connects to the
Game Control Adapter.
personal computer. A small home or business computer
that has a processor and keyboard and that can be
connected to a television or some other monitor. An
optional printer is usually available.
Glossary-5