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HDA
Acronym for head disk assembly, typically a sealed unit.
Head
The tiny electromagnetic coil and metal pole used to
create and read back the magnetic patterns on the disk.
Also known as the read/write head.
Head Crash
Damage to a read/ write head and magnetic media, usually
caused by sudden contact of the heads with the disk
surface. Head crash also can be caused by dust and other
contamination inside the HDA.
High Level Formatting
Formatting performed by the operating system's format
program (for example, the DOS FORMAT program). Among
other things, the formatting program creates the root
directory, file allocation tables, and other basic configurations.
Back To the Data Recovery Definitions Index
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