Database - Data Modeling with ER Model - Discussion

Discussion :: Data Modeling with ER Model - General Questions (Q.No.5)

5. 

A recursive relationship is a relationship between an entity and ________ .

[A]. itself
[B]. a subtype entity
[C]. an archetype entity
[D]. an instance entity

Answer: Option A

Explanation:

No answer description available for this question.

Prashant Ihare said: (Nov 4, 2011)  
Because recursion is nothing but the mechanism of calling statement to itself so it is also same here.

Sharmishan said: (Oct 5, 2013)  
Recursive represents the repetition so it reaches itself.

Saket Nandan said: (Oct 16, 2015)  
Recursive entity set means one entity set is related to itself, otherwise one or more entities are related with another via relation table.

Shubham said: (Aug 10, 2017)  
For example, Employee supervises Employee, here supervise can be a recursive relationship, where Employee is the only entity.

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