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The chkdsk command on Windows XP. CHKDSK can be run from DOS prompt, Windows Explorer, Windows Command Prompt, Windows PowerShell or Recovery Console. [10] On Windows NT operating systems, CHKDSK can also check the disk surface for bad sectors and mark them (in MS-DOS 6.x and Windows 9x, this is a task done by Microsoft ScanDisk).
In Windows Vista, Windows 7 and Windows 10, System File Checker is integrated with Windows Resource Protection (WRP), which protects registry keys and folders as well as critical system files. Under Windows Vista, sfc.exe can be used to check specific folder paths, including the Windows folder and the boot folder.
However, ScanDisk cannot check NTFS disk drives, and therefore it is unavailable for computers that may be running NT based (including Windows 2000, Windows XP, etc.) versions of Windows; for the purpose, a newer CHKDSK is provided instead. On Unix-like systems, there are tools like fsck_msdosfs [8] and dosfsck to do the same task.
Generally, fsck is run either automatically at boot time, or manually by the system administrator. The command works directly on data structures stored on disk, which are internal and specific to the particular file system in use - so an fsck command tailored to the file system is generally required.
Some commands are built into the command interpreter; others exist as external commands on disk. Over multiple generations, commands were added for additional functions. In Microsoft Windows , a command prompt window that uses many of the same commands, cmd.exe , can still be used.
In 2008, Hard Disk Sentinel DOS version was released in different formats on bootable pen drive, CD, floppy. Usable when no operating system installed (or if the system is not bootable otherwise) to detect and display temperature, health status of IDE, SATA hard disk drives and with limited AHCI controller support.
The category Windows commands deals with articles related to internal and external commands supported by members of the Windows family of operating systems including Windows 95, Windows 98, Windows 98 SE and Windows ME as well as the NT family. Commands which are specific to DOS must be listed in Category:DOS commands (or its sub-categories ...
>CHKDSK is the use of the Command-line/R parameter, which allows the program to repair damage it finds on the hard drive. This is wrong, CHKDSK doesn't repair damage it copies data in bad sector AND replaces unreadable part of bad sector with zeros.