Multiple Choice Questions for Logical Database Design
×
Hidden Questions!
Some MCQs are not visible. Usually teachers hides their visibility if they are few in number. Subject Expert recommends them to have more than 70+ questions against the topic and make them public.
2
If A and B are two relations, and A has many records in B as well as B has many records in A, then which one of the following mechanisms, is used to complete its logical design model?
Add primary key of A in B as foreign key
Add a new relation C, and place primary of B relation in C as foreign key
Add the primary key of B in A, and add primary key of A in B as foreign keys
Add new C, and place primary key of B in C, and place primary key of A in C as foreign keys