● DOS版本考 |DOS发展历史和版本情况

磁盘操作系统
维基百科，自由的百科全书。

磁盘操作系统是早期个人电脑上使用的一种主要操作系统，习惯上按其英文缩写称作DOS(Disk Operation System)。最早的DOS系统是由微软公司为IBM个人电脑开发的，即MS-DOS。后来这一概念也包括了其他公司生产的与MS-DOS兼容的系统，如PC-DOS、DR-DOS, 以及少数一些不太出名的DOS兼容产品。它们在1985年到1995年间占据操作系统的统治地位。

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Speaker to Animals, speaker@kzin.com

Manuf Version Released Comments Verified
SCP - 2/1981 Seattle Computer Products’ Quick-n-Dirty Operating System. Runs on IBM’s wirewrapped PC prototype.
IBM/MS 1.0 8/1981 Original IBM/MS release. *
IBMBIO .COM 1920 07/23/1981 12:00:00
IBMDOS .COM 6400 08/13/1981 12:00:00
COMMAND .COM 3231 08/04/1981 12:00:00

IBM/MS 1.05 8/1981 Fixes to BASIC interpreter. *
IBMBIO .COM 1920 07/23/1981 00:00:00
IBMDOS .COM 6400 08/13/1981 00:00:00
COMMAND .COM 3231 08/04/1981 00:00:00

IBM/MS 1.1 5/1982 Bugfix. Doubled sided drive support. *
IBMBIO .COM 1920 05/07/1982 12:00:00
IBMDOS .COM 6400 05/07/1982 12:00:00
COMMAND .COM 4959 05/07/1982 12:00:00

IBM/MS 1.25 7/1982 For early compatibles. This is the first non-IBM OEM version.
Zenith 1.25 ??/????

IBMBIO .COM 1713 ? ?
IBMDOS .COM 6138 ? ?
COMMAND .COM 4986 ? ?

IBM/MS 2.0 3/1983 For PC/XT, Unix-type subdirectory support, installable device drivers, I/O redirection, subdirectories, hard disk support, file handle calls. *
IBMBIO .COM 4608 03/08/1983 12:00:00
IBMDOS .COM 17152 03/08/1983 12:00:00
COMMAND .COM 17664 03/08/1983 12:00:00

IBM/MS 1.85 4/1983 Internal IBM - extended 1.1 - not released. New features added, i.e. enhanced COMMAND.COM with command line editing.
IBM/MS 2.01 ?/1983 First support for individual country formats, Kanji
IBM/MS 2.1 10/1983 For IBM PCjr, bugfixes for 2.0. No country support. *
IBMBIO .COM 4736 10/20/1983 12:00:00
IBMDOS .COM 17024 10/20/1983 12:00:00
COMMAND .COM 17792 10/20/1983 12:00:00

MS 2.11 11/1983 Basically a cross of PC-DOS 2.1 and MS-DOS 2.01.
IBMBIO .COM 6836 11/17/1983 ??:??:??
IBMDOS .COM 17176 11/17/1983 ??:??:??
COMMAND .COM 15957 11/17/1983 ??:??:??

Wang 2.01 12/1983

IBMBIO .COM 30482 12/22/1983 ??:??:??
IBMDOS .COM 17521 12/22/1983 ??:??:??
COMMAND .COM 15877 12/22/1983 ??:??:??

IBM 2.11 6/1984

IBMBIO .COM 5120 05/30/1984 ??:??:??
IBMDOS .COM 17408 05/30/1984 ??:??:??
COMMAND .COM 18272 05/30/1984 ??:??:??

MS 2.12 ??/???? Special version for TI Professional (nonstandard video and keyboard)
IBM 3.0 8/1984 1.2 meg drive for PC/AT, some new system calls, new external programs, 16-bit FAT, specific support for IBM network.
IBMBIO .COM 8964 1984/07/05 15:00:00
IBMDOS .COM 27920 1984/07/05 15:00:00
COMMAND .COM 22042 1984/08/14 08:00:00

Sanyo 2.11 9/1984

IBMBIO .COM 5164 09/03/1984 ??:??:??
IBMDOS .COM 17019 09/03/1984 ??:??:??
COMMAND .COM 16117 09/03/1984 ??:??:??

MS 3.05 11/1984 First OEM version of 3.x.
IBM 3.1 3/1985
*
IBMBIO .COM 9564 03/07/1985 13:43:00
IBMDOS .COM 27760 03/07/1985 13:43:00
COMMAND .COM 23210 03/07/1985 13:43:00

AT&T 2.11 6/1985 "AT&T Personal Computer 6300 DOS Release 2.0" *
IBMBIO .COM 6917 06/05/1985 12:00:00
IBMDOS .COM 17176 06/05/1985 12:00:00
COMMAND .COM 15957 06/05/1985 12:00:00

IBM/MS 2.25 10/1985 Extended foreign language support
IBM 3.2 1/1986 720k 3.5 inch drive support, special support for laptops (IBM PC Convertible), XCOPY
IBMBIO .COM 16369 12/30/1985 ??:??:??
IBMDOS .COM 28477 12/30/1985 ??:??:??
COMMAND .COM 23791 12/30/1985 ??:??:??

Generic 3.2 ?/1986? "Disk Operation System Version 3.20 1981-1986" *
IO .SYS 16138 ? ?
MSDOS .SYS 28480 ? ?
COMMAND .COM 23612 ? ?

MS 4.0 4/1986 Multitasking (Europe only). Withdrawn from market after a very short run.
HP 3.1 5/1986
*
IO .SYS 12288 05/20/1986 12:00:00
MSDOS .SYS 27952 05/20/1986 12:00:00
COMMAND .COM 22677 05/20/1986 12:00:00

MS 3.2 7/1986

IBMBIO .COM 16138 07/07/1986 ??:??:??
IBMDOS .COM 28480 07/07/1986 ??:??:??
COMMAND .COM 23612 07/07/1986 ??:??:??

Compaq 3.1 11/1986
*
IBMBIO .COM 9728 10/31/1986 12:00:00
IBMDOS .COM 27760 10/31/1986 12:00:00
COMMAND .COM 23210 10/31/1986 12:00:00

Compaq 3.2 2/1987
*
IBMBIO .COM 16490 02/06/1987 12:00:00
IBMDOS .COM 28477 02/06/1987 12:00:00
COMMAND .COM 23855 02/06/1987 12:00:00

IBM 3.3 3/1987 For PS/2 series, 1.44 meg support, multiple DOS partition support, code page switching, improved foreign language support, some new function calls, support for the AT’s CMOS clock. *
IBMBIO .COM 22100 03/18/1987 ?
IBMDOS .COM 30159 03/17/1987 ?
COMMAND .COM 25307 03/17/1987 ?

MS 3.21 5/1987

IO .SYS ? 05/01/1987 ??:??:??
MSDOS .SYS ? 05/01/1987 ??:??:??
COMMAND .COM ? 05/01/1987 ??:??:??

MS 3.3 7/1987
*
IO .SYS 22357 07/24/1987 00:00:02
MSDOS .SYS 30128 07/24/1987 00:00:02
COMMAND .COM 25276 07/24/1987 00:00:02

HP 3.2 8/1987
*
IBMBIO .COM 16634 08/24/1987 13:02:00
IBMDOS .COM 28560 08/24/1987 13:02:00
COMMAND .COM 23660 08/24/1987 13:02:00

Zenith 3.21 9/1987

IBMBIO .COM 18501 09/28/1987 ??:??:??
IBMDOS .COM 28480 09/28/1987 ??:??:??
COMMAND .COM 23948 09/28/1987 ??:??:??

MS 3.31 11/1987 Over-32 meg DOS partitions. Different versions from different OEMs (not Microsoft). Compaq and Wyse are most common.
IBM/MS 2.11R ?/1988 Bootable ROM DOS for Tandy machines.
MS 3.3a 2/1988
*
IO .SYS 22398 02/02/1988 00:00:02
MSDOS .SYS 30128 02/02/1988 00:00:02
COMMAND .COM 25308 02/02/1988 00:00:02

Epson 3.3 2/1988
*
IBMBIO .COM 22452 02/01/1988 11:39:06
IBMDOS .COM 30128 12/03/1987 15:49:54
COMMAND .COM 25276 12/03/1987 18:45:28

HP 3.2 3/1988
*
IBMBIO .COM 16666 03/01/1988 13:03:00
IBMDOS .COM 28560 08/14/1987 13:02:00
COMMAND .COM 23660 08/14/1987 13:02:00

IBM 4.0 8/1988 32mb disk limit officially broken, minor EMS support, more new function calls, enhanced network support for external commands. PCjr support dropped. *
IBMBIO .COM 32816 08/03/1988 12:00:00
IBMDOS .COM 36000 08/03/1988 12:00:00
COMMAND .COM 37637 06/17/1988 12:00:00

MS 4.01 1/1989 Microsoft version with some bugfixes.
MS 4.01a 4/1989
*
IO .SYS 33337 12/19/1988 00:00:02
MSDOS .SYS 37376 04/07/1989 00:00:02
COMMAND .COM 37557 12/19/1988 00:00:02

MS 3.31 6/1989 COMMAND .COM 25276 06/01/1989 00:00:00 Vendex OEM version.
IO .SYS 23581 06/14/1989 12:07:58
MSDOS .SYS 30672 06/11/1989 16:33:02

DR 3.41 7/1989 DRBIOS.SYS 18304 06/30/1989 12:16:00 DRBDOS.SYS 39385 07/14/1989 12:00:00 *
COMMAND .COM 35840 06/30/1989 12:16:00

MS 3.21R 9/1989 DOS in ROM, Flash File System for laptops.
Toshiba 3.3 10/1989
*
IBMBIO .COM 20031 10/31/1989 09:00:02
IBMDOS .COM 30128 06/10/1988 09:00:02
COMMAND .COM 25372 09/16/1988 09:00:02

MS 3.3R ?/1990 DOS in ROM, introduced for TI laptops.
IBM 3.4 ?/? Internal IBM. Not released (4.0 development)
IBM 5.0 5/1991
*
IBMBIO .COM 33430 05/09/1991 12:00:00
IBMDOS .COM 37378 05/09/1991 12:00:00
COMMAND .COM 47987 05/09/1991 12:00:00

MS 5.0 6/1991 High memory support, uses up to 8 hard disks, command line editor and aliasing, 2.88 floppies, ROMable OEM kit available. *
IO .SYS 33430 06/17/1991 05:00:00
MSDOS .SYS 37394 06/17/1991 05:00:00
COMMAND .COM 47845 06/17/1991 05:00:00

MS 5.00.02 11/1991
*
IO .SYS 33430 11/11/1991 05:00:02
MSDOS .SYS 37394 11/11/1991 05:00:02
COMMAND .COM 47845 11/11/1991 05:00:02

IBM 5.00.1a 2/1992 Patches to IBM 5.0. *
IBMBIO .COM 37378 02/28/1992 12:00:00
IBMDOS .COM 33446 11/29/1991 12:00:00
COMMAND .COM 48006 02/28/1992 12:00:00

MS V 2/1993 Japanese-market version of 5, with double byte Kanji character support
IO .SYS ? 02/??/1993 ??:??:??
MSDOS .SYS ? 02/??/1993 ??:??:??
COMMAND .COM ? 02/??/1993 ??:??:??

MS 6.0 3/1993 Disk compression (Doublespace), multiple configurations in CONFIG.SYS *
IO .SYS 40470 03/10/1993 06:00:00
MSDOS .SYS 38138 03/10/1993 06:00:00
COMMAND .COM 52925 03/10/1993 06:00:00

MS 6.20 9/1993
*
IO .SYS 40566 09/30/1993 06:20:00
MSDOS .SYS 38138 09/30/1993 06:20:00
COMMAND .COM 54619 09/30/1993 06:20:00

IBM 6.3 12/1993
*
IBMBIO .COM 40758 12/31/1993 00:00:00
IBMDOS .COM 37174 12/31/1993 00:00:00
COMMAND .COM 54654 12/31/1993 00:00:00

MS 7.0Beta 1/1994 MS Internal for "Chicago" (Windows95). Never Released. *
IO .SYS 45350 01/01/1994 07:00:08
MSDOS .SYS 39494 01/01/1994 07:00:16
COMMAND .COM 78043 01/01/1994 07:00:02

Novell 7.0 1/1994
*
IBMBIO .COM 27880 01/26/1994 07:00:00
IBMDOS .COM 29684 01/26/1994 07:00:00
COMMAND .COM 56081 01/26/1994 07:00:00

MS 6.21 2/1994
*
IO .SYS 40566 02/13/1994 06:21:00
MSDOS .SYS 38138 02/13/1994 06:21:00
COMMAND .COM 54619 02/13/1994 06:21:00

MS 6.22 5/1994
*
IO .SYS 40774 05/31/1994 06:22:00
MSDOS .SYS 38138 05/31/1994 06:22:00
COMMAND .COM 64645 05/31/1994 06:22:00

MS 7.0 ?/? Embedded in Windows 95.
IO .SYS ? ? ?
MSDOS .SYS n/a ? ?
COMMAND .COM ? ? ?

MS 7.1 8/1996 Embedded in Windows 95B (OSR2). *
IO .SYS 214836 08/24/1996 11:11:10
MSDOS .SYS n/a 08/24/1996 11:11:10
COMMAND .COM 93812 08/24/1996 11:11:10

Caldera 7.01 11/1997 Commonly called OpenDOS. *
IBMBIO .COM 27880 11/04/1997 07:01:00
IBMDOS .COM 30081 11/04/1997 07:01:00
COMMAND .COM 55077 11/04/1997 07:01:00

Caldera 7.02 2/1998 Renamed to DR-DOS. *
IBMBIO .COM 29594 02/27/1997 07:02:00
IBMDOS .COM 30720 02/27/1997 07:02:00
COMMAND .COM 66657 02/27/1997 07:02:00

IBM 7.? 5/1998 "DOS2000". Year 2000 compliant. *
IBMBIO .COM 40726 04/30/1998 13:00:00
IBMDOS .COM 37066 04/30/1998 13:00:00
COMMAND .COM 52965 04/30/1998 13:00:00

Caldera 7.03 1/1999
*
IBMBIO .COM 24810 01/07/1999 07:03:00
IBMDOS .COM 30880 01/07/1999 07:03:00
COMMAND .COM 66785 01/07/1999 07:03:00