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Some programs faked the missing "Fail" response in DOS 2.0 by jumping back to the calling program, skipping the return stack in DOS. This was a risky hack as it relied on the stack layout and skipped cleanup operations in the operating system.
Typing recover at the DOS command-line invoked the program file RECOVER.COM or RECOVER.EXE (depending on the DOS version). recover proceeded under the assumption that all directory information included on a disk or disk partition was hopelessly corrupted, but that the FAT and non-directory areas might still contain useful information (though there might be additional bad disk sectors not ...
TRSDOS/LS-DOS 6.3 can dump the video screen to the line printer by pressing CTRL+:. Many versions support a simple password security for files and programs, with separate Read/Execute and full access capabilities. ex: filename/ext.password:drive#. TRSDOS 6.x supports both Owner and User passwords (8 characters max) for disk files.
A disk operating system (DOS) is a computer operating system that resides on and can use a disk storage device, such as a floppy disk, hard disk drive, or optical disc.A disk operating system provides a file system for organizing, reading, and writing files on the storage disk, and a means for loading and running programs stored on that disk.
Many IBM PC compatible games released between 1981 and about 1990 were self-booting and did not use MS-DOS, IBM PC DOS, or compatible disk operating systems. The phrase "IBM PC compatible self-booting disk" is sometimes shortened to "PC booter". Self-booting disks were common for other computers as well.
If there is only have one diskette drive, diskcopy can be done by typing the source drive only. The disk copy program will prompt to insert the second (target) diskette once it finishes reading the complete contents of the first (source) diskette track by track into memory.
The front of an emulator, showing the USB port in which a flash drive is connected. A floppy disk hardware emulator or semi-virtual diskette (SVD) is a device that emulates a floppy disk drive with a solid state or network storage device that is plug compatible with the drive it replaces, similar to how solid-state drives replace mechanical ...
Spinrite is distributed as a Microsoft Windows executable program which can create a bootable drive containing both the FreeDOS MS-DOS-compatible operating system and the Spinrite program itself. Version 6 is compatible with hard disks containing any logical volume management or file system such as FAT16 or 32, NTFS , Ext3 as well as other ...