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Operating system
OS4000
Developer
GEC Computers Ltd.
Written in
Babbage[1]
Working state
No further development, but still supported
Source model
Closed source
Initial release
1977; 47 years ago (1977)
Latest release
6.5 / 1993?
Marketing target
Minicomputer, Process control, Real time, multi-user, Time-sharing, Batch processing, Data communications
Available in
English (UK)
Platforms
GEC 4000 series
Kernel type
Hardware and Firmware
Default user interface
CLI - OS4000 JCL
License
Proprietary
OS4000 is a proprietary operating system introduced by GEC Computers Limited in 1977 as the successor to GEC DOS, for its range of GEC 4000 series 16-bit, and later 32-bit, minicomputers. OS4000 was developed through to late 1990s, and has been in a support-only mode since then.
^"Babbage Language". Datamation. Retrieved 7 July 2009.
OS4000 is a proprietary operating system introduced by GEC Computers Limited in 1977 as the successor to GEC DOS, for its range of GEC 4000 series 16-bit...
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Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
for real-time systems, providing a filesystem and swapping facilities OS4000: a multi-user system supporting batch and interactive use, and transaction...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
Computers GEC 2050 GEC 4000 series GEC Series 63 OS4000 Locomotives British Rail Class 91 GEC Stephenson locomotive South African Class 4E South African...
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