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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 15 of 31

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Q141.
The two main types of constraints of entity relationships are

a.

intensive ratio

b.

participation

c.

cardinality ratio

d.

both b and c

Discuss
Answer: (d).both b and c
Q142.
In ER diagrams, the partial participation is shown by

a.

single line

b.

double line

c.

double dotted line

d.

triple dotted line

Discuss
Answer: (a).single line
Q143.
The partial key is differentiated by other keys in database by underlining the key with

a.

dotted line

b.

double line

c.

red line

d.

red dotted line

Discuss
Answer: (a).dotted line
Q144.
In entity-relationship diagram, the key attributes are represented by

a.

oval shape and underline

b.

oval shape and double line

c.

square shape and underline

d.

square shape and double line

Discuss
Answer: (a).oval shape and underline
Q145.
In traditional DBMS, the application programs are considered to be the part of domain of

a.

database designs

b.

software engineering

c.

network design utility

d.

utility designs

Discuss
Answer: (b).software engineering
Q146.
The type of relationship between attributes in which similar entity participates more than once by playing different roles is classified as

a.

intensive relationships

b.

recursive relationship

c.

extensive relationship

d.

floating relationships

Discuss
Answer: (b).recursive relationship
Q147.
The other names of weak entity types are

a.

ordinate entity type

b.

child entity type

c.

subordinate entity type

d.

both b and c

Discuss
Answer: (d).both b and c
Q148.
The user defined operations which includes update transactions and retrieval transactions are classified as

a.

logical requirements

b.

attribution requirements

c.

structural requirements

d.

functional requirements

Discuss
Answer: (d).functional requirements
Q149.
The type of association which associates a owner entity to weak entity is classified as

a.

string relationship

b.

dependency relationship

c.

floating relationship

d.

identifying relationship

Discuss
Answer: (d).identifying relationship
Q150.
The type of attributes that can be easily divided into smaller parts is classified as

a.

derived attributes

b.

simple attributes

c.

composite attributes

d.

atomic attributes

Discuss
Answer: (c).composite attributes
Page 15 of 31

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