Match the following with respect to ER diagram: List-1 List-2 I) Boxes R)…
2018
Match the following with respect to ER diagram:
List-1 | List-2 |
I) Boxes | R) Entities |
II) Ovals | P) Attributes |
III) Diamonds | Q) Relationships |
- A.
I-Q, II-P, III-R
- B.
I-P, II-R, III-Q
- C.
I-R, II-Q, III-P
- D.
I-R, II-P, III-Q
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Show answer & explanation
Correct answer: D
In Entity-Relationship diagrams, rectangular boxes represent entities, ovals denote attributes, and diamonds indicate relationships. Therefore, the correct mapping aligns Boxes with Entities, Ovals with Attributes, and Diamonds with Relationships. This standard notation helps visualize database structures clearly.