# Database - Data Modeling with ER Model

## Why Database Data Modeling with ER Model?

In this section you can learn and practice Database Questions based on "Data Modeling with ER Model" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.

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## Where can I get Database Data Modeling with ER Model Interview Questions and Answers (objective type, multiple choice)?

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## How to solve Database Data Modeling with ER Model problems?

You can easily solve all kind of Database questions based on Data Modeling with ER Model by practicing the objective type exercises given below, also get shortcut methods to solve Database Data Modeling with ER Model problems.

### Exercise :: Data Modeling with ER Model - General Questions

1.

Which of the following indicates the maximum number of entities that can be involved in a relationship?

 A. Minimum cardinality B. Maximum cardinality C. ERD D. Greater Entity Count (GEC)

Explanation:

No answer description available for this question. Let us discuss.

2.

Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier?

 A. Weak entity B. Strong entity C. ID-dependent entity D. ID- independent entity

Explanation:

No answer description available for this question. Let us discuss.

3.

In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity.

 A. parent B. child C. instance D. subtype

Explanation:

No answer description available for this question. Let us discuss.

4.

Which type of entity represents an actual occurrence of an associated generalized entity?

 A. Supertype entity B. Subtype entity C. Archetype entity D. Instance entity

Explanation:

No answer description available for this question. Let us discuss.

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