Question 4881 – UGC NET CS 2018-DEC Paper-2
November 30, 2023Question 4885 – UGC NET CS 2018-DEC Paper-2
November 30, 2023Question 7979 – Database-Management-System
An ER model of a database consists of entity types A and B. These are connected by a relationship R which does not have its own attribute. Under which one of the following conditions, can the relational table for R be merged with that of A?
Correct Answer: C
Question 2 Explanation:
The relational table for R be merged that of A, if the relationship R is Many-to-one and the participation of A in R is total.
Relationship R is one-to-many and the participation of A in R is total.
Relationship R is one-to-many and the participation of A in R is partial.
Relationship R is many-to-one and the participation of A in R is total.
Relationship R is one-to-many and the participation of A in R is partial.
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