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In September 1987, a version of multi-tasking MS-DOS 4.1 was reported to be developed for the ICL DRS Professional Workstation (PWS). [4] This ICL/MS MS-DOS 4.10.20 version was released on October 28, 1987. A further ICL/MS MS-DOS 4.10.30 version was released on May 10, 1988. No further releases were made once the contracts had been fulfilled.
The original PC Tools package was first developed as a suite of utilities for DOS, released for retail in 1985 for $39.95. [1]With the introduction of version 4.0, the name was changed to PC Tools Deluxe, and the primary interface became a colorful graphical shell (previously the shell resembled PC BOSS and was monochrome.)
This is the first MS-DOS version Microsoft offered in a shrink wrap packaged product for smaller OEMs or system builders. [264] Apricot Computers pre-announces MS-DOS 4.0, the first multitasking version. Apricot will sell MS-DOS 4.0 to European customers as the controlling program for network servers that support a new family of Apricot ...
DOSBox is a full-system emulator that provides BIOS interrupts [23] and contains its own internal DOS-like shell. This means that it can be used without owning a license to any real DOS operating system. Most commands that are found in COMMAND.COM are supported, [24] but many of the more advanced commands found in the latest MS-DOS versions are ...
Disk Operating System/360, also DOS/360, or simply DOS, is the discontinued first member of a sequence of operating systems for IBM System/360, System/370 and later mainframes. It was announced by IBM on the last day of 1964, and it was first delivered in June 1966. [1] In its time, DOS/360 was the most widely used operating system in the world ...
MS-DOS version 1.0 added a more advanced relocatable .EXE executable file format. Most of the machines in the early days of MS-DOS had differing system architectures and there was a certain degree of incompatibility, and subsequently vendor lock-in. Users who began using MS-DOS with their machines were compelled to continue using the version ...
Andy Butcher reviewed the Masterpiece Collection for Arcane magazine, rating it a 6 out of 10 overall. [1] He concluded that "six complete PC roleplaying games in one rather impressive box is certainly good value for the money". [1]
Its first release was version 3.31, named so that it would match MS-DOS's then-current version. [2] DR DOS 5.0 was released in 1990 as the first to be sold in retail; it was critically acclaimed [3] and led to DR DOS becoming the main rival to Microsoft's MS-DOS, [4] who quickly responded with its own MS-DOS 5.0 but releasing over a year later. [5]