To define the characteristics of communications (COM and PRN) The most common is Prompt $p$ g that displays the letter of the hard disk and the current To change the prompt, the command prompt. It load by device = \command or if high memory is managed by device = Others are provided directly by the manufacturer of the device. These are external files (usually included in the DOS directory). Some specific commands to devices are also defined by MS-DOS. Sets the amount of memory for hardware interruptsĪllows you to select rows of commands in a menu after choosing user from DOS Loads a memory-resident program, the programs can also be started by theĭefines the maximum letter authorized for disks.ĭefines if the numeric keypad is activated the launch, can be configured by the Specifies the number of maximum files that the operating system can open To define the characteristics of a disk, hardly used Specifies if DOS can be loaded into upper memory To load a device driver into high memory (between 640Kb and 1 MB), since version (stop) or witch temporarily suspend the operation of the lines of commands, programs underĭetermines the amount of buffers drives (buffer) to be reserved for transfers of data memory - hard drives: 1 to Specifies to DOS to check the combination of keys The commands listed below are not necessarily installed. It is a small DOS text editor implemented as an external To modify these files, you can use the command DOS EDIT (including XP). hold down the F8 key during the "Boot from MS-DOS" message, DOS will ask for confirmation of each order.These two files are optional and must be at the root of the boot Autoexec.bat contains the user settings (keyboard, mouse.).Config.sys takes over the hardware configurations of the machine (configuration for example,.In Dos case, it will read two text-based configuration files one after the Once the specified boot device, the PC will read the file systems on the disk to determine if it is actually bootable and boot the OS:Ĭ, io.sys, and ms.sys (in the case of a Microsoft This firmware to configure the hardware of the PC, including to determine the order of time booting (starting) of disks (floppy disk drive, hard disk,ĬD-ROM). Under DOS, when the computer starts, it first reads the information included in the BIOS (configurable from theĨ0286 by setup).
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February 2023
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