1.

Which is the main relation which is used in the university database which is referenced by all other relation of the university?(a) Teaches(b) Course(c) Department(d) SectionI have been asked this question during an interview.I'm obligated to ask this question of Querying database part-1 DDL in chapter Database Systems Design and Implementation of Database Management

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Correct ANSWER is (C) Department

To EXPLAIN: Department is the only relation which forms the main part of the university DATABASE.



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