Explore topic-wise MCQs in Matlab.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.

1.

Evaluate the expression:

A. 2045
B. 2070
C. Error since sind() is a wrong function
D. 0View Answer
Answer» C. Error since sind() is a wrong function
Discussion
2.

The expression cos(90) is equal to1 in MATLAB.

A. True
B. False
Answer» C.
Discussion
3.

What is the output of the expression

A. Inf
B. Error
C. Incomprehensible
D. NaNView Answer
Answer» E.
Discussion
4.

INF?$

A. Error
B. Incomprehensible
C. NaN
Answer» C. NaN
Discussion
5.

The_expression_cos(90)_is_equal_to1_in_MATLAB.$

A. True
B. False
Answer» C.
Discussion
6.

What is the difference between the expressions (9*1-8) & (9-1*8)?

A. Computational difference
B. Final results are different
C. No difference
D. Cannot be determined
Answer» B. Final results are different
Discussion
7.

What operator helps in the transpose of a matrix?

A. “ .’ ”
B. “ ‘ ”
C. “./ ”
D. “ .\ ”
Answer» B. ‚Äö√Ñ√∂‚àö√ë‚àö‚à´ ‚Äö√Ñ√∂‚àö√ë‚àö‚⧠‚Äö√Ñ√∂‚àö√ë‚àöœÄ
Discussion
8.

Choose the correct option.

A. any() shows all the elements in a matrix while all() shows every element of a vector
B. any() is ‘true’ if elements in a vector is zero
C. all() is ‘true’ if every element in a vector is non zero
D. all() is ‘true’ if every element in a vector is 0
Answer» D. all() is ‚Äö√Ñ√∂‚àö√ë‚àö‚â§true‚Äö√Ñ√∂‚àö√ë‚àö¬• if every element in a vector is 0
Discussion
9.

Which symbol is used to initialise a variable?

A. =
B. ->
C. ==
D. init
Answer» B. ->
Discussion
10.

All MATLAB computations are done in

A. Single Precision
B. Double Precision
C. Linear accuracy
D. Multi-level precision
Answer» C. Linear accuracy
Discussion
11.

Which is an escape sequence constant?

A. Esc
B. /n
C. \b
D. nargout
Answer» D. nargout
Discussion
12.

Which function is preferable to find the magnitude of a complex number?

A. abs()
B. sqrt()
C. cart2pol()
D. MATLAB does not support complex arguments
Answer» B. sqrt()
Discussion