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Block allocation map

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This is an old revision of this page, as edited by Al Lemos (talk | contribs) at 18:50, 20 June 2008 (+Portuguese). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
File:View BAM.gif
Here, the View BAM utility on the Commodore 1541 Test/Demo Disk is displaying a portion of the block allocation map for that disk.

In computer file systems, a block allocation map (BAM) is a data structure used to track the allocated or freed disk blocks.

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