A relational database system needs to maintain data about the relations, such as the schema of the relations. This is called

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A relational database system needs to maintain data about the relations, such as the schema of the relations. This is called

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JackTerrance · Answer 1 · 2021-10-10T12:18:30+0000

Right choice is (a) Metadata Easiest explanation - Each side of a platter of a disk has a read–write head that moves across the platter to access different tracks.