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In computing, CHKDSK (short for "check disk") is a system tool and command in DOS and Microsoft Windows (and related operating systems), as well as Digital Research FlexOS, [1] IBM/Toshiba 4690 OS, [2] IBM OS/2. [3] It verifies the integrity of the file system on a volume (usually a partition) and attempts to fix
Usually, there are four phases when it comes to successful data recovery, though that can vary depending on the type of data corruption and recovery required. [20] Phase 1 Repair the hard disk drive The hard drive is repaired in order to get it running in some form, or at least in a state suitable for reading the data from it.
CHKDSK verifies a storage volume (for example, a hard disk, disk partition or floppy disk) for file system integrity. The command has the ability to fix errors on a volume and recover information from defective disk sectors of a volume. The command is available in MS-DOS versions 1 and later. [1]
Consequently, some judgment and comparison of sources is needed in order to identify reliable sources. Reliable sources respect truth; a source that is commonly untruthful is not reliable. A source may be partly or more or less reliable. Concurrence of possibly reliable sources may help in identifying reliable sources, and editors should seek it.
If available, academic and peer-reviewed publications are usually the most reliable sources on topics such as history, medicine, and science. Editors may also use material from reliable non-academic sources, particularly if it appears in respected mainstream publications. Other reliable sources include: University-level textbooks
Historians carry out original research, often using primary sources. Historians often have a PhD or advanced academic training in historiography, but may have an advanced degree in a related social science field or a domain specific field; other scholars and reliable sources will typically use the descriptive label historian to refer to an historian.
This behaviour of chkdsk /r /f does not occur on FAT32 or exFAT volumes. According to MS it is a feature and not a bug because it speeds up the scan a little and they assume that you don't use the system for other things anyway while running chkdsk x: /r /f, but it is known tl cause a lot of problems, so imho it should be mentioned here.
Data cleansing or data cleaning is the process of identifying and correcting (or removing) corrupt, inaccurate, or irrelevant records from a dataset, table, or database.It involves detecting incomplete, incorrect, or inaccurate parts of the data and then replacing, modifying, or deleting the affected data. [1]