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Operating system. MS-DOS 6.2 and Windows 9x. Type. Utility software. License. Proprietary commercial software. Microsoft ScanDisk (also called ScanDisk) is a diagnostic utility program included in MS-DOS and Windows 9x. It checks and repairs file systems errors on a disk drive, while the system starts.
CHKDSK. In computing, CHKDSK (short for "check disk") is a system tool and command in DOS, Digital Research FlexOS, [ 1] IBM / Toshiba 4690 OS, [ 2] IBM OS/2, [ 3] Microsoft Windows and related operating systems. It verifies the file system integrity of a volume and attempts to fix logical file system errors.
In DOS version 5, another mode of operation was added: specifying a single filename on the command line would cause the program to test all the disk sectors used to store the file, and shorten the file by omitting sectors which tested bad. DR DOS 6.0 includes an implementation of the recover command.
APPEND. Sets the path to be searched for data files or displays the current search path. The APPEND command is similar to the PATH command that tells DOS where to search for program files (files with a .COM, . EXE, or .BAT file name extension). The command is available in MS-DOS versions 3.2 and later.
Abort (A): Terminate the operation or program, and return to the command prompt. The program would not do any cleanup (such as completing writing of other files). Retry (R): Attempt the operation again. "Retry" was what the user did if they could fix the problem by inserting a disk and closing the disk drive door.
The Recovery Console has a simple command-line interpreter (or CLI). Many of the available commands closely resemble the commands that are normally available in cmd.exe, namely attrib, copy, del, and so forth. From the Recovery Console an administrator can: create and remove directories, and copy, erase, display, and rename files
FreeDOS: GNU GPLv2. fdisk is a command-line utility for disk partitioning. It has been part of DOS, DR FlexOS, IBM OS/2, and early versions of Microsoft Windows, as well as certain ports of FreeBSD, [2] NetBSD, [3] OpenBSD, [4] DragonFly BSD [5] and macOS [6] for compatibility reasons. Windows 2000 and its successors have replaced fdisk with a ...
The ZFS filesystem was written to immediately write data to a sector that reports as bad or takes an excessively long time to read (such as non-TLER drives); this will usually force an immediate sector remap on a weak sector in most drives.