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.

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 1 of 15

Explore more Topics under Discrete Mathematics

01

Logics and Proofs

02

Sequences,Sums and Matrices

03

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04

Number Theory and Cryptography

05

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06

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07

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08

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09

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10

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11

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12

Group Theory

Q1.

The shaded area of figure is best described by?

A ∩ B

A U B

Discuss

Answer: (a).A ∩ B

Q2.

The shaded area of figure is best described by ?

A‘ (Complement of A)

A U B -B

A ∩ B

Discuss

Answer: (b).A U B -B

Q3.

The shaded area of figure is best described by?

A‘ (Complement of A)

B – (A ∩ B) – (C ∩ B)

A ∩ C ∩ B

B’ (Complement of B)

Discuss

Answer: (b).B – (A ∩ B) – (C ∩ B)

Q4.

In the given figure the if n(A)=20,n(U)=50,n(C)=10 and n(A∩B)=5 then n(B)=?

Discuss

Answer: (a).35

Q5.

The shaded area of figure is best described by?

A‘ (Complement of A)

A U B – (A ∩ B)

A – B

Discuss

Answer: (b).A U B – (A ∩ B)

Q6.

A function is defined by mapping f : A → B such that A contains m elements and B contains n elements and 1≤n≤m then number of onto functions are ________

Discuss

Answer: (a).a

Q7.

{x: x is an integer neither positive nor negative} is ________

Empty set

Non-empty set

Finite set

Non- empty and Finite set

Discuss

Answer: (d).Non- empty and Finite set

Q8.

{x: x is a real number between 1 and 2} is an ________

Infinite set

Finite set

Empty set

None of the mentioned

Discuss

Answer: (a).Infinite set

Q9.

Write set {1, 5, 15, 25,…} in set-builder form.

{x: either x=1 or x=5n, where n is a real number}

{x: either x=1 or x=5n, where n is a integer}

{x: either x=1 or x=5n, where n is an odd natural number}

{x: x=5n, where n is a natural number}

Discuss

Answer: (c).{x: either x=1 or x=5n, where n is an odd natural number}

Q10.

Express {x: x= n/ (n+1), n is a natural number less than 7} in roster form.

{1⁄2, 2⁄3, 4⁄5, 6⁄7}

{1⁄2, 2⁄3, 3⁄4, 4⁄5, 5⁄6, 6⁄7, 7⁄8}

{1⁄2, 2⁄3, 3⁄4, 4⁄5, 5⁄6, 6⁄7}

Infinite set

Discuss

Answer: (c).{1⁄2, 2⁄3, 3⁄4, 4⁄5, 5⁄6, 6⁄7}

Page 1 of 15

Welcome to the Sets and Functions MCQs Page

Sets and Functions MCQs | Page 1 of 15

Explore more Topics under Discrete Mathematics

Logics and Proofs

Sequences,Sums and Matrices

Algorithms

Number Theory and Cryptography

Induction and Recursion

Counting Theory

Discrete Probability

Relations

Graphs and Graphs Properties

Tree Properties

Boolean Algebra and Modeling Computations

Group Theory

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