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OCR for page 43
Appendix B
GLOSSARY
ARCHITECTURE: The design of the components of a computer system.
AUTOMATED DATA PROCESSING: The process by which data is assembled,
processed, stored, recombined, and retrieved by automatic means
using a computer system.
BATCH: A group of jobs to be run on a computer at one time with the
same program.
BUG: A mistake or malfunction.
CHANNEL: A path along which data passes or along which data may be
stored serially in a computer.
COAXIAL CABLE: A transmission line that consists of a tube of
electrically conducting material surrounding a central conductor
held in place by insulators; used to transmit telegraph, telephone,
and television signals of high frequency.
COMMAND LANGUAGE: A source language consisting primarily of procedures
capable of invoking a function to be executed.
DATA BANK: A collection of data organized for rapid search and
retrieval by computer.
DATA BASE: A set or collection of information that is sufficient for a
given purpose or given data processing system.
DATA PROCESSING: The converting by computer of crude information into
useable or storable form.
FILE: A collection of related records treated as a unit.
FLOWCHART: A graphical representation for the definition, analysis, or
solution of a problem.
HARDWARE: The physical equipment of a computer system.
MAINFRAME: The computer itself and its cabinet, as distinguished from
peripheral devices connected with it.
MICRON: A unit of length equal to one-millionth of a meter.
MODEM: A device that processes signals transmitted over communications
facilities.
OFF-LINE: Not under the direct control of a computer.
ON-LINE: Controlled directly by or in direct communication with a
computer.
PROGRAM LIBRARY: A collection of computer programs and routines.
REAL TIME: The actual time during which a physical process controlled
by a computer occurs.
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SOFTWARE: The entire set of programs, procedures, and related
documentation associated with a computer system.
STRING MANIPULATION: Characters in a computer program to be changed.
TERMINAL: A point or device in a computer systems at which data can
either enter or leave.
WORKBENCH: A specialized high-performance computer system that allows
programmers to edit and control modifications.
.,
Representative terms from entire chapter:
process controlled
