What is a block and a block number, Database Management System

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What is a block and a block number?

A block is a contiguous sequence of sectors from a single track of one platter. Every request specifies the address on the disk to be referenced. That address is in the form of a block number.

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The users who use easy-to-use menu are called ? The users who use easy to use menu are called as Naïve users.

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write on the various type of relationalkey

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