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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 7 of 31

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Q61.
When the minimum number of instances of an entity is one, you know which of the following?
Discuss
Answer: (d).Cannot tell
Q62.
When the minimum and maximum number of instances of an entity is one, you know which of the following?
Discuss
Answer: (a).Mandatory one
Q63.
A good business rule is which of the following?
Discuss
Answer: (a).Declarative
Q64.
A good identifier is which of the following?
Discuss
Answer: (c).One that is unique
Discuss
Answer: (b).The resulting associative entity has an independent meaning.
Q66.
A ternary relationship involves how many entities?
Discuss
Answer: (b).3
Discuss
Answer: (c).Link between entities
Discuss
Answer: (a).An attribute that can be broken into components
Q69.
A rectangle represents which of the following in an EER?
Discuss
Answer: (b).Entity
Q70.
An oval represents which of the following in an EER?
Discuss
Answer: (a).Attribute

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