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Welcome to the The Entity Relationship Approach MCQs Page

Dive deep into the fascinating world of The Entity Relationship Approach with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of The Entity Relationship Approach, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of The Entity Relationship Approach, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

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Check out the MCQs below to embark on an enriching journey through The Entity Relationship Approach. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of The Entity Relationship Approach. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

The Entity Relationship Approach MCQs | Page 4 of 31

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Q31.
Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity?
Discuss
Answer: (c).Archetype entity
Q32.
In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ entity.
Discuss
Answer: (b).child
Q33.
The database schema is written in
Discuss
Answer: (c).DDL
Q34.
An entity set that does not have sufficient attributes to form a primary key is a
Discuss
Answer: (b).weak entity set
Q35.
In an E-R diagram attributes are represented by
Discuss
Answer: (c).ellipse
Q36.
In case of entity integrity, the primary key may be
Discuss
Answer: (a).not Null
Q37.
In an E-R diagram an entity set is represent by a
Discuss
Answer: (a).rectangle
Q38.
E-R model uses this symbol to represent weak entity set ?
Discuss
Answer: (c).Doubly outlined rectangle
Q39.
Which of the following are the properties of entities?
Discuss
Answer: (c).Attributes
Q40.
What is a relationship called when it is maintained between two entities?
Discuss
Answer: (b).Binary

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