Xerox Printer manual GLOSSARY±7

GLOSSARY

input devices Keyboards, magnetic media, or any device used to give a system information.

input output (I/O) General term encompassing the flow of data into and out of a computer system.

input processing Formatting control for the pages of a report.

insert To add text or graphics to a document.

interface Device by which two systems connect and communicate with each other.

Interpress Xerox standard that defines digital representation of lines for printing. You can print Interpress documents on any sufficiently powerful printer equipped with Interpress print software.

JCL Job control language. High±level language used with the MVS or DOS operating systems to identify job requirements such as user name, program name, CPU processing time, input/output devices, and files needed for batch processing.

JDE Job descriptor entry. Collection of job descriptions. See also job.

JDL Job descriptor library. Collection of compiled job descriptions. See also job source library (JSL).

job Set of instructions (JDEs) defining a unit of work for the system.

jobcard First JCL statement in a job, identifying the beginning of the job, the user, the job name, and similar information.

job control Program called into storage to prepare each job or job step to be run.

job management Collective functions of job scheduling and command processing.

JSL Job source library. Collection of uncompiled job descriptions.

See also JDE; JDL.

keyword Reserved word that is essential to the meaning and structure of a statement. Required part of a command that must be entered in the command language syntax exactly as it is written. In XPRM, keywords can be written in uppercase or lowercase letters.

label 1. In data storage, a reference to a file saved on tape or disk, a record indicating the file name or date created, as well as other control information. 2. In programming, a name assigned to a particular instruction or portion of a program as a location reference. The computer translates the label into a locatable address.

landscape Orientation of print lines or top of an illustration parallel to the long edge of the paper. See also orientation.

language Defined set of characters and symbols combined together by specific rules. Used as an operator interface with the computers system software to perform certain tasks. See also high±level language; low±level language.

laser printing Technology that uses a laser to scan and transfer character images onto a page by direct or indirect means.

leading 1. Vertical distance between lines (also called line space) measured from the baseline of one line to the baseline of the next. 2. Extra spacing between lines of type. 3. In typography, spacing between lines and paragraphs.

legal size Page the standard size of legal briefs, 8.5 by 14 inches.

HOST FORMS DESCRIPTION LANGUAGE 3.2 FOR IBM MVS CREATING FORMS GLOSSARY±7