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Welcome to the Sets and Functions MCQs Page

Dive deep into the fascinating world of Sets and Functions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Sets and Functions, a crucial aspect of Discrete Mathematics. In this section, you will encounter a diverse range of MCQs that cover various aspects of Sets and Functions, 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 Discrete Mathematics.

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Check out the MCQs below to embark on an enriching journey through Sets and Functions. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Discrete Mathematics.

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

Sets and Functions MCQs | Page 2 of 15

Explore more Topics under Discrete Mathematics

Q11.
Number of power set of {a, b}, where a and b are distinct elements.

a.

3

b.

4

c.

2

d.

5

Discuss
Answer: (b).4
Q12.
Which of the following is subset of set {1, 2, 3, 4}?

a.

{1, 2}

b.

{1, 2, 3}

c.

{1}

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q13.
A = {∅,{∅},2,{2,∅},3}, which of the following is true?

a.

{{∅,{∅}} ∈ A

b.

{2} ∈ A

c.

∅ ⊂ A

d.

3 ⊂ A

Discuss
Answer: (c).∅ ⊂ A
Q14.
Subset of the set A= { } is?

a.

A

b.

{}

c.

∅

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q15.
{x: x ∈ N and x is prime} then it is ________

a.

Infinite set

b.

Finite set

c.

Empty set

d.

Not a set

Discuss
Answer: (a).Infinite set
Q16.
Convert set {x: x is a positive prime number which divides 72} in roster form.

a.

{2, 3, 5}

b.

{2, 3, 6}

c.

{2, 3}

d.

{∅}

Discuss
Answer: (c).{2, 3}
Q17.
A __________ is an ordered collection of objects.

a.

Relation

b.

Function

c.

Set

d.

Proposition

Discuss
Answer: (c).Set
Q18.
The set O of odd positive integers less than 10 can be expressed by _____________

a.

{1, 2, 3}

b.

{1, 3, 5, 7, 9}

c.

{1, 2, 5, 9}

d.

{1, 5, 7, 9, 11}

Discuss
Answer: (b).{1, 3, 5, 7, 9}
Q19.
Power set of empty set has exactly _________ subset.

a.

One

b.

Two

c.

Zero

d.

Three

Discuss
Answer: (a).One
Q20.
What is the Cartesian product of A = {1, 2} and B = {a, b}?

a.

{(1, a), (1, b), (2, a), (b, b)}

b.

{(1, 1), (2, 2), (a, a), (b, b)}

c.

{(1, a), (2, a), (1, b), (2, b)}

d.

{(1, 1), (a, a), (2, a), (1, b)}

Discuss
Answer: (c).{(1, a), (2, a), (1, b), (2, b)}
Page 2 of 15

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