Glossary Of Abbreviations And Definitions - IBM 6400 Programmer's Reference Manual

Glossary of Abbreviations and Definitions

This glossary includes abbreviations and definitions
from:
The Dictionary of Computing, SC20-1699.
•
The American National Standard Dictionary for
•
Information Systems, ANSI X3.172-1990, copyright
1990 by the American National Standards Institute
(ANSI). Copies can be purchased from the
American National Standards Institute, 1430
Broadway, New York, New York 10018. Definitions
are identified by the symbol (A) after the
definition.
The ANSI/EIA Standard - 440A: Fiber Optic
•
Terminology, copyright 1989 by the Electronics
Industries Association (EIA). Copies can be
purchased from the Electronic Industries
Association, 2001 Pennsylvania Avenue N.W.,
Washington, D.C. 20006. Definitions are identified
by the symbol (E) after the definition.
The Information Technology Vocabulary,
•
developed by Subcommittee 1, Joint Technical
Committee 1, of the International Organization for
Standardization and the International
Electrotechnical Commission (ISO/IEC JTC1/SC1).
Definitions of published parts of this vocabulary
are identified by the symbol (I) after the definition;
definitions taken from draft international
standards, committee drafts, and working papers
being developed by ISO/IEC JTC1/SC1 are
identified by the symbol (T) after the definition,
indicating that final agreement has not yet been
reached among the participating National Bodies
of SC1.
The following cross-references are used in this
glossary:
Contrast with. This refers to a term that has an
opposed or substantively different meaning.
See. This refers the reader to multiple-word
terms in which this term appears.
See also. This refers the reader to terms that
have a related, but not synonymous, meaning.
Synonym for. This indicates that the term has the
same meaning as a preferred term, which is
defined in the glossary.
If you do not find the term that you are looking for,
please refer to the IBM Dictionary of Computing,
document number ZC20-1699.
The following definitions are provided as supporting
information only, and are not intended to be used as
a substitute for the semantics described in the body
of this reference.
Ó Copyright IBM Corp. 1995
A
absolute coordinate. One of the coordinates that
identify the location of an addressable point with
respect to the origin of a specified coordinate system.
Contrast with relative coordinate.
absolute move. A method used to designate a new
presentation position by specifying the distance from
the designated axes to the new presentation position.
The reference for locating the new presentation
position is a fixed position as opposed to the current
presentation position.
Acknowledge Reply. A printer-to-host reply that
returns printer information or reports exceptions. An
Acknowledge Reply can be positive or negative. See
also Positive Acknowledge Reply and Negative
Acknowledge Reply.
active coded font. The coded font that is currently
being used by a product to process text.
addressable position. A position in a presentation
space or on a physical medium that can be identified
by a coordinate from the coordinate system of the
presentation space or physical medium. See also
picture element. Synonymous with position.
all points addressable (APA). The capability to
address, reference, and position data elements at any
addressable position in a presentation space or on a
physical medium. Contrast with character cell
addressing, in which the presentation space is divided
into a fixed number of character-size rectangles in
which characters can appear. Only the cells are
addressable. An example of all points addressability
is the positioning of text, graphics, and images at any
addressable point on the physical medium. See also
picture element.
alternate exception action (AEA). In the IPDS
architecture, a defined action that a printer can take
when a clearly defined, but unsupported, request is
received. Control over alternate exception actions is
specified by an Execute Order Anystate
Exception-Handling Control command.
American National Standards Institute (ANSI). An
organization consisting of producers, consumers, and
general interest groups. ANSI establishes the
procedures by which accredited organizations create
and maintain voluntary industry standards in the
United States. It is the United States constituent
body of the International Organization for
Standardization (ISO).
Glossary
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