|
DOS 20 (other)
DOS 20 may refer to IBM OS/2 versions: * OS/2 2.0 ("DOS" version 20.00) * OS/2 2.1 ("DOS" version 20.10) * OS/2 Warp 3 ("DOS" version 20.30) * OS/2 Warp 4 ("DOS" version 20.40) * OS/2 Warp 4.5 ("DOS" version 20.45) See also * DOS (other) * DOS 2 (other) * DOS 10 (other) DOS 10 may refer to OS/2 versions: * OS/2 1.0, "DOS" version 10.00 by Microsoft and IBM * OS/2 1.1, "DOS" version 10.10 by Microsoft and IBM * OS/2 1.2, "DOS" version 10.20 by Microsoft and IBM * OS/2 1.3, "DOS" version 10.30 by IBM See also * ... * DOS 30 {{Letter-NumberCombDisambig ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
OS/2 Warp 3
OS/2 (Operating System/2) is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci. As a result of a feud between the two companies over how to position OS/2 relative to Microsoft's new Windows 3.1 operating environment, the two companies severed the relationship in 1992 and OS/2 development fell to IBM exclusively. The name stands for "Operating System/2", because it was introduced as part of the same generation change release as IBM's "IBM Personal System/2, Personal System/2 (PS/2)" line of second-generation personal computers. The first version of OS/2 was released in December 1987 and newer versions were released until December 2001. OS/2 was intended as a protected mode, protected-mode successor of IBM PC DOS, PC DOS. Notably, basic system calls were modeled after MS-DOS calls; their names even started with "Dos" and it was possible to create "Family Mode" applications – text mode ap ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
OS/2 Warp 4
OS/2 (Operating System/2) is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci. As a result of a feud between the two companies over how to position OS/2 relative to Microsoft's new Windows 3.1 operating environment, the two companies severed the relationship in 1992 and OS/2 development fell to IBM exclusively. The name stands for "Operating System/2", because it was introduced as part of the same generation change release as IBM's "IBM Personal System/2, Personal System/2 (PS/2)" line of second-generation personal computers. The first version of OS/2 was released in December 1987 and newer versions were released until December 2001. OS/2 was intended as a protected mode, protected-mode successor of IBM PC DOS, PC DOS. Notably, basic system calls were modeled after MS-DOS calls; their names even started with "Dos" and it was possible to create "Family Mode" applications – text mode ap ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
