KPGCET-CSE-2019-1

Question

The relational DBMS is constructed on relational principles which are based on 

• A. The matrix theory 
• B. Axiomatic principles 
• C. Primary key 
• D. Primary & foreign key relationship

Comments

answer should be D

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Primary and foreign key right answer

Answer 1

primary key and foreign key relationship maintains the relations among the various TABLES of the RDBMS.

Hence the option D is correct.