Question

A relation, say r1, may include among its attributes primary key of another relation, say r2. R1 is also known as 1. Parent relation 2. Referenced relation 3. Referencing relation 4. Node relation

Answer 1

Explanation:

relation, say r1, may include among its attributes primary key of another relation, say r2. R1 is also known as 1. Parent relation 2. Referenced relation 3. Referencing relation 4. Node relation

Answer 2

Option 3 is the correct answer for the above question :

Explanation:

In the relational database if the two table exits and the primary key of the first table are used by another table which is stated by the above question. Then another table is known as the foreign table. This table is also known as the Referencing table and the relation is known as Referencing relation this is a concept of the relational database.Option 3 also states the same, hence it is a correct option, while the other is not because:-

• Option 1 states about the parent relation which is not the relation between the primary table and foreign table.
• Option 2 states about the Referenced relation which is not the relation between the primary table and foreign table.
• Option 4 states about the Node relation which is not the relation between the primary table and foreign table.

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