Explore topic-wise MCQs in Matlab.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.

1.

The non-zero elements in a sparse matrix are shown by the ______ command.$

A. nzeros
B. nonzeros
C. notzeros
D. nozero
Answer» B. nonzeros
Discussion
2.

11$

A. 10
B. Error while declaring A
C. Error while making sparse matrix
Answer» B. Error while declaring A
Discussion
3.

The maximum space allocated for sparse matrices is given by the ____ command.

A. maxsparse
B. sparsemax
C. nzmax
D. no such command
Answer» C. nzmax
Discussion
4.

The size of the sparse matrix will be ___ the original matrix.

A. equal
B. greater than
C. less than
D. not equal to
Answer» D. not equal to
Discussion
5.

l = a

A. l<sub>memory</sub> > a<sub>memory</sub>
B. l<sub>memory</sub> < a<sub>memory</sub>
C. l<sub>memory</sub> != a<sub>memory</sub>
Answer» B. l<sub>memory</sub> < a<sub>memory</sub>
Discussion
6.

What is the command used to generate a sparse normally generated matrix?

A. sparserndn
B. sprandom
C. sprandn
D. no such command
Answer» B. sprandom
Discussion
7.

A sparse identity matrix is generated by the ______ command.

A. sparseid
B. isparse
C. speye
D. idensparse
Answer» D. idensparse
Discussion
8.

To check whether the input matrix is sparse or not, we use the ________ command.

A. issparse
B. besparse
C. ifsparse
D. sparse
Answer» B. besparse
Discussion
9.

Which of the following can be the space taken up by a sparse matrix?

A. .25 megabytes
B. 600 megabytes
C. .5 GB
D. 450 megabytes
Answer» B. 600 megabytes
Discussion
10.

The nature of complex input taken by the sparse() command is ______________

A. Only Imaginary part
B. Only positive imaginary part
C. Only negative real part
D. All of the mentioned
Answer» B. Only positive imaginary part
Discussion
11.

What is the attribute of sparse matrices?

A. sparse
B. double
C. vector
D. no attribute
Answer» B. double
Discussion