Definition: Head


The minute electromagnetic coil and metal pole which write and read back magnetic patterns on the disk. Also known as a read/write head. A drive with several disk surfaces or platters will have a separate head for each data surface. See also MR Head.




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Data Recovery Fact

System information

Typically used for the internal information of the file system itself. The file system keeps track of the names of the files, their size, and where the file is stored. This information is stored to the media in addition to the file content.

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