Explore topic-wise MCQs in Discrete Mathematics.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Discrete Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

WHAT_IS_THE_CARDINALITY_OF_THE_POWER_SET_OF_THE_SET_{0,_1,_2}.?$

A. 8
B. 6
C. 7
D. 9
Answer» B. 6
Discussion
2.

The members of the set S = {x | x is the square of an integer and x < 100} is ________________

A. {0, 2, 4, 5, 9, 58, 49, 56, 99, 12}
B. {0, 1, 4, 9, 16, 25, 36, 49, 64, 81}
C. {1, 4, 9, 16, 25, 36, 64, 81, 85, 99}
D. {0, 1, 4, 9, 16, 25, 36, 49, 64, 121}
Answer» C. {1, 4, 9, 16, 25, 36, 64, 81, 85, 99}
Discussion
3.

The set of positive integers is ____________?

A. Infinite
B. Finite
C. Subset
D. Empty
Answer» B. Finite
Discussion
4.

Which of the following two sets are equal?

A. A = {1, 2} and B = {1}
B. A = {1, 2} and B = {1, 2, 3}
C. A = {1, 2, 3} and B = {2, 1, 3}
D. A = {1, 2, 4} and B = {1, 2, 3}
Answer» D. A = {1, 2, 4} and B = {1, 2, 3}
Discussion
5.

What is the cardinality of the set of odd positive integers less than 10?

A. 10
B. 5
C. 3
D. 20
Answer» C. 3
Discussion
6.

The Cartesian Product B x A is equal to the Cartesian product A x B. Is it True or False?

A. True
B. False
Answer» C.
Discussion
7.

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)}
Answer» D. {(1, 1), (a, a), (2, a), (1, b)}
Discussion
8.

Power set of empty set has exactly _________ subset.

A. One
B. Two
C. Zero
D. Three
Answer» B. Two
Discussion
9.

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}
Answer» C. {1, 2, 5, 9}
Discussion
10.

A __________ is an ordered collection of objects.

A. Relation
B. Function
C. Set
D. Proposition
Answer» D. Proposition
Discussion