DOS发展历史和版本情况

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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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

Verified (*) indicates that the DOS kernel file size/date/time was matched against an archived copy

DOS Version History

Author Unknown

Version Year Features

1.0 1981 Original Disk Operating System

1.1 1982 Support for double-sided disks

2.0 1983 Support for sub directories

2.01 1983 Support for international symbols

2.25 1983 Bug fixes

3.0 1984 Extended character set, large hard disks

3.1 1984 Support for PC networks, bug fixes

3.2 1986 Support for 3.5-inch disks

3.3 1987 Support for PS/2 computers

4.0 1988 Support for large partitions

4.01 1989 Bug fixes

5.0 1990 New shell, new editor, smaller kernel, memory management

6.0 1993 Disk Compression, better Memory Management, and AntiVirus

software now included in the operating software.

6.2 1993 Microsoft claims it was not a bug fix for 6.0,

but most observers saw it as that.

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