boot block

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English[edit]

Etymology[edit]

boot + block

Noun[edit]

boot block ‎(plural boot blocks)

  1. (computing) A dedicated block usually at the beginning (first block on first track) of a storage medium that holds special data used to start a system. Some systems use a boot block of several physical sectors, while some use only one boot sector. Other manufacturers use the terms boot block and boot sector interchangeably.

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