DR-DOS (written as DR DOS, without a hyphen, in versions up to and including 6.0) is a disk operating system for IBM PC compatibles. Upon its introduction...
118 KB (11,789 words) - 17:06, 30 July 2024
Environment variable (redirect from DR-DOS system information variable)
"3.33" (DR DOS 3.33), "3.34" (DR DOS 3.34), "3.35" (DR DOS 3.35), "3.40" (DR DOS 3.40), "3.41" (DR DOS 3.41, EZ-DOS 3.41), "3.41T" (DR DOS 3.41T), "4...
101 KB (10,235 words) - 16:18, 19 August 2024
Microsoft's MS-DOS, both of which were introduced in 1981. Later compatible systems from other manufacturers include DR-DOS (1988), ROM-DOS (1989), PTS-DOS (1993)...
56 KB (6,490 words) - 17:47, 26 July 2024
MS-DOS compatible systems include: IBM PC DOS DR-DOS, Novell DOS, OpenDOS FreeDOS PTS-DOS ROM-DOS Microsoft made IBM PC DOS for IBM. It and MS-DOS were...
88 KB (9,317 words) - 20:27, 7 August 2024
MS-DOS versions 4 and later and DR DOS releases 5.0 and later. On earlier DOS versions the memory usage could be shown by running CHKDSK. In DR DOS the...
46 KB (6,074 words) - 18:12, 12 July 2024
Concurrent DOS V60 FlexOS DR DOS PC DOS – IBM's OEM version of (single-user) MS-DOS MS-DOS 4.0 (multitasking) PC-MOS/386 – unrelated multitasking DOS clone...
62 KB (5,849 words) - 06:55, 25 July 2024
of MS-DOS, IBM PC DOS, and at least partially compatible disk operating systems. It does not include the many other operating systems called "DOS" which...
33 KB (1,263 words) - 08:01, 26 April 2024
Working directory (redirect from CDS (DOS technology))
subdirectories. DOS Plus and older issues of DR DOS (up to DR DOS 6.0, with BDOS 6.7 in 1991) had no such limitation due to their implementation using a DOS emulation...
15 KB (1,412 words) - 05:21, 12 March 2024
COMMAND.COM (redirect from Dos prompt)
into upper memory (HILOAD in DR DOS). LOCK Enables external programs to perform low-level disk access to a volume. (MS-DOS 7.1 and Windows 9x only)[citation...
28 KB (2,829 words) - 06:05, 29 July 2024
copy over the remaining DR-DOS files, including the system files. It is important to know that, in contrast to MS-DOS/PC DOS, DR-DOS has "smart" boot sectors...
27 KB (2,781 words) - 01:50, 21 June 2024