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always had the "prefix" IKJ, in some cases followed by the second and third letters of an associated pre-TSO functional group (IEA = original functional group of "supervisor", hence a TSO module name of IKJEAxxx, IEB = original functional group of "dataset utilities", hence a TSO module name of
657:
TSO interacts with users in either a line-by-line mode or in a full screen, menu-driven mode. In the line-by-line mode, the user enters commands by typing them in at the keyboard; in turn, the system interprets the commands, and then displays responses on the terminal screen. But most mainframe
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is a design technique that allows many people to use a computer system concurrently and independently—without interfering with each other. Each TSO user is isolated; it appears to each one that they are the only user of the system.
549:
954:
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is a set of extensions to the original TSO. TSO/E is a base element of z/OS. Before z/OS, TSO Extensions (TSO/E) was an element of OS/390 and was a licensed program for the MVS and
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251:
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System
Products. Since all z/OS installations usually have both TSO and TSO/E functions installed, it is normal to refer to both TSO and TSO/E as "TSO".
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It is common to run TSO in batch (as opposed to interactively): all the usual TSO line-mode interactive commands can be also executed via
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715:. With the introduction of MVS in 1974, IBM made it a standard component of their top-end mainframe operating system.
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759:. The primary difference between the three programs is their handling of return codes from the executed commands.
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When it was introduced in 1971, IBM considered time-sharing an "optional feature", as compared to standard
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Batch execution of TSO is one way to allow an IBM mainframe application to access
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Support for other vendors' end-user applications, for example for querying
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from the early 1970s, available from the BitSavers.org archive
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and supplying the line commands in a file pointed to by the
915:(Second ed.). Mike Murach & Associates, Inc.
906:(Second ed.). Mike Murach & Associates, Inc.
837:"EDIT command - z/OS 2.5.0 - TSO/E Command Reference"
726:When first released, TSO module names outside of
69:7040/7044 Operating System (16/32K) (7040-PR-150)
948:
543:
8:
687:TSO eliminated the need to punch cards on a
695:decks to the computer room to be read by a
684:, which can run interactively or in batch.
955:
941:
933:
776:History of IBM mainframe operating systems
630:support, including completion notification
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536:
20:History of IBM mainframe operating systems
15:
711:, and hence offered TSO as an option for
913:MVS TSO, Part 2: Commands And Procedures
883:"Overview of TSO/E Programming Services"
717:TSO/E ("Time Sharing Option/Extensions")
802:
636:for some programming languages used on
613:TSO is most commonly used by mainframe
18:
1011:Compatible Time-Sharing System (CTSS)
743:(JCL) by running any of the programs
7:
904:MVS TSO, Part 1: Concepts and ISPF
887:IBM z/OS V1R9.0 information center
856:"Dynamic Allocation ~ The MVS Way"
14:
1189:
1188:
676:TSO commands can be embedded in
1216:IBM mainframe operating systems
1026:Cray Time Sharing System (CTSS)
1221:Time-sharing operating systems
617:and programmers. It provides:
1:
978:Time-sharing system evolution
577:operating systems, including
85:Miscellaneous S/360 line OSes
28:Early mainframe computer OSes
854:Myers, Steve (Spring 2004).
658:interaction is actually via
271:(OS/VS2R2 and later) (1974)
996:Berkeley Timesharing System
1237:
817:. Encyclopaedia Britannica
72:1410/7010 Operating System
1184:
986:
973:
781:Michigan Terminal System
673:, with or without ISPF.
640:and later IBM mainframes
991:BBN Time-Sharing System
156:DOS/360 and successors
34:GM OS & GM-NAA I/O
615:system administrators
219:OS/360 and successors
741:Job Control Language
668:UNIX System Services
569:) is an interactive
515:UNIX System Services
495:UNIX System Services
927:Several TSO manuals
911:Lowe, Doug (1991).
902:Lowe, Doug (1991).
865:: 5. Archived from
563:Time Sharing Option
691:machine, and send
1203:
1202:
967:operating systems
731:IKJEBxxx, etc.).
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1091:ORVYL and WYLBUR
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791:ORVYL and WYLBUR
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709:batch processing
573:environment for
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289:Version 1 (1980)
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896:Further reading
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921:External links
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872:on 2012-04-25.
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815:Britannica.com
811:"Time-sharing"
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605:In computing,
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508:OpenExtensions
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1001:Burroughs MCP
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671:command shell
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575:IBM mainframe
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181:VSE/AF (1979)
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74:(1410-PR-155)
71:
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53:
50:
47:
44:
41:
38:
35:
32:
31:
25:
24:
21:
17:
1120:
964:Time-sharing
912:
903:
886:
878:
867:the original
862:
849:
840:
831:
819:. Retrieved
814:
805:
761:
738:
725:
716:
706:
697:card reading
686:
675:
663:
656:
612:
607:time-sharing
604:
583:OS/VS2 (SVS)
571:time-sharing
566:
562:
561:
371:VM/SE (SEPP)
265:(SVS) (1972)
189:(1983, 1985)
120:RACS (1965)
821:20 December
766:resources.
623:text editor
521:OpenSolaris
488:OpenEdition
481:OpenEdition
1210:Categories
1006:CDC Kronos
797:References
757:SYSTSIN DD
713:OS/360 MVT
638:System/360
579:OS/360 MVT
245:OS/VS1 BPE
863:TSO Times
735:Batch use
699:machine.
680:execs or
652:databases
634:Debuggers
628:Batch job
455:Unix-like
1195:Category
1066:MUSIC/SP
786:MUSIC/SP
770:See also
753:IKJEFT1B
749:IKJEFT1A
745:IKJEFT01
689:keypunch
664:TSO/ISPF
479:MVS/ESA
419:TPF line
394:VM/XA SP
388:VM/XA SF
382:VM/XA MA
281:MVS/SE 2
263:OS/VS2R1
136:MUSIC/SP
64:MIT CTSS
1136:TOPS-20
1131:TOPS-10
1086:OpenVMS
1061:Multics
841:ibm.com
721:MVS/ESA
703:History
493:OS/390
486:VM/ESA
474:AIX/ESA
468:AIX/370
329:VM line
299:MVS/ESA
254:(1967)
235:(1968)
193:VSE/ESA
178:(1979)
176:DOS/VSE
164:DOS/360
132:(1972)
126:(1966)
103:TSS/360
97:TOS/360
91:BOS/360
1193:
1171:VPS/VM
1166:VP/CSS
1111:RSTS/E
1096:OS4000
1081:NOS/VE
1021:CP/CMS
751:, and
682:CLISTs
593:, and
591:OS/390
523:(2008)
517:(2001)
510:(2000)
503:(1999)
497:(1996)
490:(1995)
483:(1993)
476:(1991)
470:(1990)
464:(1981)
439:(2005)
433:(1979)
427:(1967)
408:(2000)
402:(1990)
400:VM/ESA
396:(1988)
390:(1985)
384:(1984)
378:(1980)
362:(1972)
360:VM/370
356:(1968)
354:VP/CSS
350:(1967)
341:(1967)
313:(2000)
307:(1995)
305:OS/390
301:(1988)
295:(1983)
293:MVS/XA
287:MVS/SP
283:(1979)
277:(1978)
275:MVS/SE
241:(1972)
239:OS/VS1
233:MFT II
229:(1966)
221:(1966)
207:(2021)
201:(2005)
195:(1991)
187:VSE/SP
172:(1972)
170:DOS/VS
166:(1965)
158:(1966)
138:(1985)
117:(1967)
111:(1967)
105:(1967)
99:(1965)
93:(1965)
66:(1961)
60:(1960)
54:(1959)
48:(1958)
42:(1957)
36:(1955)
1176:WAITS
1146:TSS/8
1116:TENEX
1071:NLTSS
1051:MCTSS
870:(PDF)
859:(PDF)
513:z/OS
506:z/VM
501:Linux
437:z/TPF
376:VM/SP
345:CP-67
336:CP-40
199:z/VSE
130:MUSIC
115:ORVYL
58:IBSYS
40:BESYS
1151:Unix
1126:TSOS
1101:Pick
1046:LTSS
1036:EMAS
1031:DTSS
823:2020
728:SVCs
693:card
678:REXX
660:ISPF
647:and
595:z/OS
453:and
451:UNIX
406:z/VM
348:/CMS
339:/CMS
311:z/OS
258:65MP
46:UMES
1156:UTS
1141:TSS
1121:TSO
1106:RAX
1076:NOS
1056:MTS
1041:ITS
1016:COS
764:DB2
649:DB2
645:IMS
601:Use
587:MVS
567:TSO
462:UTS
431:TPF
425:ACP
269:MVS
252:MVT
227:MFT
205:VSE
124:RAX
109:MTS
52:SOS
1212::
1161:VM
885:,
861:.
839:.
813:.
747:,
621:A
597:.
589:,
585:,
581:,
956:e
949:t
942:v
843:.
825:.
565:(
551:e
544:t
537:v
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.