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Choice was introduced as an external command with MS-DOS 6.0; [1] [2] Novell DOS 7 [3] and PC DOS 7.0. Earlier versions of DR-DOS supported this function with the built-in switch command (for numeric choices) or by beginning a command with a question mark. [ 3 ]
Microsoft releases MS-DOS 1.25 (equivalent to PC DOS 1.1; system files are IO.SYS and MSDOS.SYS; GW-BASIC is an entirely disk-based substitute for BASICA). [115] Columbia Data Products introduces the MPC, the first PC clone—which runs MS-DOS 1.25—soon followed by others including Eagle Computer. These machines were not 100% IBM PC compatible.
The command produces summary output of hardware/software operating environment parameters. [2] The detailed configuration information about the computer and its operating system includes data on the operating system configuration, security information, product ID, and hardware properties, such as RAM , disk space , and network cards .
MS-DOS / PC DOS and some related disk operating systems use the files mentioned here. System Files: [1] IO.SYS (or IBMBIO.COM): This contains the system initialization code and builtin device drivers; MSDOS.SYS (or IBMDOS.COM): This contains the DOS kernel. Command-line interpreter (Shell): COMMAND.COM: This is the command interpreter.
The category Internal DOS commands deals with articles about DOS commands built into the command processor (COMMAND.COM, 4DOS.COM, NDOS.COM, DOSPLUS.COM, ...
The boot screen and command-line interface of MS-DOS 6, with an example of its directory structure The boot screen and command-line interface of FreeDOS, showing version information and an example of its directory structure. DOS (/ d ɒ s /, / d ɔː s /) is a family of disk-based operating systems for IBM PC compatible computers. [1]
CNN will air "9/11: Fifteen Years Later" twice starting at 8 p.m. on Sept. 11. A limited amount of new material will be available on the CNN Films website, but the archive will take time to build out.
COMMAND.COM is the default command-line interpreter for MS-DOS, Windows 95, Windows 98 and Windows Me.In the case of DOS, it is the default user interface as well. [2] It has an additional role as the usual first program run after boot (init process), hence being responsible for setting up the system by running the AUTOEXEC.BAT configuration file, and being the ancestor of all processes.