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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📊 Database Management System (DBMS)

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

(A) Metadata
(B) Catalog
(C) Log
(D) Dictionary

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✅ Correct Answer: (A) Metadata

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