engineering recuitment IB JIO (Junior Intelligence Officer) Mock Test 2023 DBMS Introduction and ER Model ER Model
Match the building blocks in Entity relationship diagram
| i | a |
Relationship |
|
| ii | b | Attributes | |
| iii | c | Optional one | |
| iv | d | Mandatory one |
1
i - b, ii - c, iii - d, iv - a
2
i - b, ii - c, iii - a, iv - d
3
i - b, ii - a, iii - d, iv - c
4
i - c, ii - b, iii - d, iv - a