JES ==>
Job Entry System
<operating system> (JES) An IBM mainframe term. There are really two
JESs. JES2 is smaller and simpler, and can handle 99.99% of most jobs that run
on IBM's MVS operating system. JES3 is much bigger and requires really big iron
to run.
(1996-03-23)
Nearby terms:
jo « job « Job Control Language « Job Entry
System » Jobs » job security » jock
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