Explore topic-wise MCQs in Discrete Mathematics.

This section includes 6 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.

Let A = [aij] given by abij = (i-j)3 is a _________

A. Symmetric matrix
B. Anti-Symmetric matrix
C. Identity matrix
D. None of the mentioned
Answer» C. Identity matrix
2.

If for a square matrix A and B,null matrix O, (AB)T = O implies AT = O and BT = O.

A. True
B. False
Answer» C.
3.

The determinant of a diagonal matrix is the product of leading diagonal s element.

A. True
B. False
Answer» B. False
4.

If A is a lower triangular matrix then AT is a _________

A. Lower triangular matrix
B. Upper triangular matrix
C. Null matrix
D. None of the mentioned
Answer» C. Null matrix
5.

For matrix Aand a scalar k, (kA)T is equal to _________

A. k(A)
B. k(A)<sup>T</sup>
C. k<sup>2</sup>(A)
D. k<sup>2</sup>(A)<sup>T</sup>
Answer» C. k<sup>2</sup>(A)
6.

For matrix A, (AT)T is equals to ___________

A. A
B. A<sup>T</sup>
C. Can t say
D. None of the mentioned
Answer» B. A<sup>T</sup>