1.
This DOS command isn't required for DOS or Windows to start
2.
This DOS command displays the DOS command prompt, contains the internal DOS commands, and is required for DOS and Windows 3.x to boot.
3.
This DOS command enables expanded memory and allows the use of upper memory as system memory.
4.
This DOS commamnd is the boot sequence for a DOS system, is an executable binary file (in other words, a program) that, when the operating system is booted (started), processes instructions that tell the operating system how the computer is set up.
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5.
This DOS commamnd is an important system file on MS-DOS and Windows 9x systems. It is run after IO.SYS. In MS-DOS, it contains the core operating system code, the kernel.
IO.SYS MSDOS.SYS CONFIG.SYS COMMAND.COM AUTOEXEC.BAT
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6.
This DOS command is a system file used with MS-DOS and OS/2 that is loaded each time the computer first boots up. This file controls components connected to the computer such as memory and other hardware devices.
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7.
This DOS command is the filename of the default operating system shell for DOS operating systems and the default command line interpreter on 16/32-bit versions of Windows (9x/Me).
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8.
This DOS commandis a system file found originally on the MS-DOS operating system. It is a plain-text batch file that is located in the root directory of the boot device
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9.
This DOS command changes the current directory.
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10.
This DOS command allows you to remove one or more files or folders from permanent storage, such as a disk.
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11.
This DOS command can be used to delete a directory or folder and all its subdirectories or subfolders.
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12.
This command turns the display or commands in a batch file on or off, and it can be used in a batch file to display a message.
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13.
This command opens a text-editor utility that can be used to create new files or modify existing files.
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14.
Together with the FORMAT command, the FDISK command is one of the most important DOS commands that is still in use. FDISK is used to create and manage primary, extended, and logical partitions on a hard drive.
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15.
This command creates (makes) a new directory.
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16.
This command displays the amount of memory that is installed and the amount that is available in conventional, extended, expanded, and upper memory areas.
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17.
This command removes an existing directory.
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18.
This command is used to rename a file or directory. You must conform to the 8.3 naming convention of MS-DOS when using this command. (The 8.3 naming convention refers to a filename in which the prefix does not exceed 8 characters and the suffix does not exceed 3 characters.)
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19.
This command is used to insert a string value into a command variable that can be accessed by another program or batch file.
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20.
This command displays the version of the running version of MS-DOS and allows the running version to be set to that needed by real-mode programs.
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21.
This command displays the contents of a file on the display.
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22.
This command reports the running version of MS-DOS, which may not be the installed version of MS-DOS.
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