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Welcome to the Relational Databases MCQs Page

Dive deep into the fascinating world of Relational Databases with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Relational Databases, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Relational Databases, 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 Relational Databases. 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 Relational Databases. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Relational Databases MCQs | Page 12 of 12

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Q111.
The tuples that are represented in one of two relations and are lost if the JOIN operation is performed are called

a.

functional tuples

b.

dangling tuples

c.

algorithm tuples

d.

decomposition tuples

Discuss
Answer: (b).dangling tuples
Q112.
The inclusion dependencies that are preceding are used to represent

a.

algorithmic constraint

b.

trivial constraint

c.

referential integrity constraint

d.

decomposition constraint

Discuss
Answer: (c).referential integrity constraint
Q113.
The template conclusion is a set of tuples that must be included in the relations in the template dependency called

a.

constraint generating templates

b.

tuple generating templates

c.

schema generating templates

d.

relation filtering template

Discuss
Answer: (b).tuple generating templates
Q114.
The other name of project-join normal form is

a.

join normal form

b.

trivial normal form

c.

sixth normal form

d.

fifth normal form

Discuss
Answer: (d).fifth normal form
Q115.
The types of template dependencies are

a.

constraint generating templates

b.

tuple generating templates

c.

schema generating templates

d.

both a and b

Discuss
Answer: (d).both a and b
Q116.
The decomposition of one relation say R into two relations is classified as

a.

functional decomposition

b.

ternary decomposition

c.

binary decomposition

d.

ordinary decomposition

Discuss
Answer: (c).binary decomposition
Q117.
The type of algorithm in which decomposition of relation schema is constructed from other specific set of functional dependencies is classified as

a.

relational synthesis algorithm

b.

decomposition algorithm

c.

schema synthesis algorithm

d.

none of above

Discuss
Answer: (a).relational synthesis algorithm
Q118.
The conclusion of the template is a condition which must be held on tuples hypothesis in the template dependency called

a.

schema generating templates

b.

relation filtering template

c.

constraint generating templates

d.

tuple generating templates

Discuss
Answer: (c).constraint generating templates
Q119.
The constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called

a.

language based constraints

b.

tuple based constraints

c.

scale based constraints

d.

precision based constraints

Discuss
Answer: (b).tuple based constraints
Page 12 of 12

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