SYSIN

SYSIN

[′sis‚in]
(computer science)
The principal input stream of an operating system. Derived from system input.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In MVS operating system Job Control Language, which I was once somewhat familiar with, the programmer can specify SYSIN, what goes into the system, what the program uses for input (a magnetic tape, for instance), and SYSOUT, which specifies what happens to the output.
Many of these businesses are old, with some reporting tank sysin system upgrades and some banks are not willing to provide credit to uninsured small businesses for upgrades, mainly because an indeterminate number of these UST facilities are either leaking or have contaminated soil.