In the context of owner and weak entity sets in the ER (Entity-Relationship)…

GATE · 2024 · CS · Set 2 · Computer Science & IT

In the context of owner and weak entity sets in the ER (Entity-Relationship) data model, which one of the following statements is TRUE?

A.
The weak entity set MUST have total participation in the identifying relationship
B.
The owner entity set MUST have total participation in the identifying relationship
C.
Both weak and owner entity sets MUST have total participation in the identifying relationship
D.
Neither weak entity set nor owner entity set MUST have total participation in the identifying relationship

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