article discusses support programs included in or available for OS/360 and successors. IBM categorizes some of these programs as utilities and others as service...
47 KB (5,993 words) - 21:20, 30 May 2025
OS/360, officially known as IBM System/360 Operating System, is a discontinued batch processing operating system developed by IBM for their then-new System/360...
74 KB (6,798 words) - 02:57, 5 April 2025
The DOS/360 application programming interface was incompatible with OS/360. High level language programs written for DOS needed to be compiled and linked...
29 KB (3,656 words) - 02:32, 14 October 2024
Utility software (redirect from Utility Programs)
in programs that do not natively support such a feature. List of DOS commands List of macOS built-in apps Support programs for OS/360 and successors List...
8 KB (988 words) - 08:32, 8 May 2025
assembly language and successors is a series of assembly languages and assemblers made for the IBM System/360 mainframe system and its successors through the...
39 KB (4,365 words) - 13:23, 11 February 2025
increase in throughput. FBA is supported by VM/370 and DOS/VSE, but not MVS or successor operating systems in the OS/360 line. Processors with FICON channels...
11 KB (1,210 words) - 02:04, 16 January 2025
of the System/360 line when it became apparent that OS/360 was not able to run on the smallest systems. BPS (Basic Programming support) was designed to...
6 KB (434 words) - 03:57, 1 January 2024
(TROS) and capacitor read-only storage (CROS) 360/20, 360/22, 360/25, 360/30, 360/40, 360/50, 360/65, 360/67, 360/85 360/44, 360/75, 360/91, 360/95, 360/195...
83 KB (8,931 words) - 04:31, 25 May 2025
Houston Automatic Spooling Priority (redirect from OS/360 HASP)
Priority Program, commonly known as HASP, is an extension of the IBM OS/360 operating system and its successors providing extended support for "job management...
12 KB (1,256 words) - 15:57, 5 November 2024
OS/390 is an IBM operating system for the System/390 IBM mainframe computers. OS/390 was introduced in late 1995 in an effort to simplify the packaging...
5 KB (271 words) - 03:51, 29 March 2024
Microsoft Windows (redirect from Freedows OS)
[citation needed] Its main competitors are macOS by Apple and Linux for personal computers and iPadOS and Android for tablets (cf. Usage share of operating systems...
104 KB (9,210 words) - 05:35, 1 June 2025
Operating System/Virtual Storage 2 (OS/VS2); it is the successor system to the MVT option of Operating System/360. OS/VS2 (SVS) was a stopgap measure pending...
11 KB (1,522 words) - 16:37, 29 June 2023
Machine-check exception (section OS/360)
set (ERDS) for successor versions that allow the installation to choose the name and for operating systems not derived from OS/360. In OS/360, the installation...
11 KB (1,286 words) - 18:01, 10 July 2024
of System/360's operating system OS/360. OS/VS1, in comparison to its predecessor, supported virtual memory (then called virtual storage). OS/VS1 was generally...
10 KB (883 words) - 08:43, 16 September 2024
Disk operating system (redirect from Disc OS)
System/360 (BOS/360), Disk Operating System/360 (DOS/360) and Operating System/360 (OS/360) are standard for all but the smallest System/360 installations;...
11 KB (1,223 words) - 22:19, 15 June 2025
to and from the SVC routines is passed in general purpose registers or in memory. Under OS/360 and successors, return from an SVC routine is, for type...
16 KB (2,229 words) - 17:09, 22 November 2022
OS/2 is a proprietary computer operating system for x86 and PowerPC based personal computers. It was created and initially developed jointly by IBM and...
85 KB (8,944 words) - 05:49, 13 June 2025
Chain loading (section Chain loading in OS/360)
unrelated LINK subroutine in GNU Fortran. OS/360 and successors use the XCTL (for "transfer control") macro for chain loading. Because of the operating...
5 KB (584 words) - 07:51, 2 April 2022
customer. IMS was only available for OS/360 and its successors, but CICS was also available for DOS/360 and its successors. For many years this type of product...
51 KB (5,935 words) - 20:24, 25 May 2025
List of operating systems (redirect from List of OS)
704, 709, and 7090) OS/360 and successors on IBM S/360, S/370, and successor mainframes OS/360 (first official OS targeted for the System/360 architecture)...
73 KB (8,384 words) - 16:49, 4 June 2025
z/OS is a 64-bit operating system for IBM z/Architecture mainframes, introduced by IBM in October 2000. It derives from and is the successor to OS/390...
20 KB (2,256 words) - 15:54, 28 February 2025
interactive time-sharing environment for IBM mainframe operating systems, including OS/360 MVT, OS/VS2 (SVS), MVS, OS/390, and z/OS. In computing, time-sharing...
6 KB (831 words) - 22:14, 3 May 2025
CICS (section Support programs)
Teletype Model 33 ASR support, it caused the entire OS/360 operating system to crash (including non-CICS application programs). The majority of the CICS...
66 KB (7,610 words) - 10:55, 27 May 2025
IBM mainframe (redirect from 360/370)
Operating systems for the System/360 family included OS/360 (with PCP, MFT, and MVT), BOS/360, TOS/360, and DOS/360. The System/360 later evolved into...
16 KB (1,805 words) - 13:50, 1 May 2025
Core dump (section OS/360 and successors)
Solaris, and BSD systems, Mach-O in macOS, etc. In OS/360 and successors, a job may assign arbitrary data set names (dsnames) to the ddnames SYSABEND and SYSUDUMP...
24 KB (2,818 words) - 05:30, 7 June 2025
15-inch dual graphics late 2013 and mid 2014 MacBook Pro models, as its successor, macOS Monterey, drops support for those models. Providing some indication...
54 KB (4,277 words) - 22:38, 8 June 2025
IBM System/370 (redirect from Extended Control Program Support)
announced as the successors to the System/360 family on June 30, 1970. The series mostly maintains backward compatibility with the S/360, allowing an easy...
99 KB (7,314 words) - 19:41, 25 May 2025
PL/I (redirect from PLI programming language)
finally ready to ship virtual memory support in OS/360). It supported the batch programming environments and, under TSO and CMS, it could be run interactively...
97 KB (12,071 words) - 06:33, 31 May 2025
Memory management (redirect from Stack and heap)
share it. In some operating systems, e.g. Burroughs/Unisys MCP, and OS/360 and successors, memory is managed by the operating system. In other operating...
26 KB (3,004 words) - 04:20, 2 June 2025