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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 8 of 15

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Q71.
If set A X B=B X A then which of the following sets may satisfy?

a.

A={1, 2, 3}, B={1, 2, 3, 4}

b.

A={1, 2}, B={2, 1}

c.

A={1, 2, 3}, B={2, 3, 4}

d.

None of the mentioned

Discuss
Answer: (b).A={1, 2}, B={2, 1}
Q72.
If a set contains 3 elements then the number of subsets is?

a.

6

b.

3

c.

12

d.

8

Discuss
Answer: (d).8
Q73.
The set containing all the collection of subsets is known as _________

a.

Subset

b.

Power set

c.

Union set

d.

None of the mentioned

Discuss
Answer: (b).Power set
Q74.
If a set is empty then number of subsets will be _________

a.

1

b.

2

c.

0

d.

4

Discuss
Answer: (a).1
Q75.
If the number of subsets of a set are 4 then the number of elements in that sets are _________

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q76.
The number of subsets of a set is 5.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q77.
The number of subsets of a set can be odd or even.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q78.
Let a set be A={1, 2, 3} then the number of subsets containing two elements will be _________

a.

4

b.

3

c.

5

d.

8

Discuss
Answer: (b).3
Q79.
Let the set be A= {a, b, c, {a,b}} then which of the following is false?

a.

{a, b} ะ„ A

b.

a ะ„ A

c.

{a} ะ„ A

d.

b, c ะ„A

Discuss
Answer: (c).{a} ะ„ A
Q80.
If A={1, 2, 3, 4}, then the number of the subsets of A that contain the element 2 but not 3, is?

a.

16

b.

4

c.

8

d.

24

Discuss
Answer: (b).4
Page 8 of 15

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