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Welcome to the MATLAB Basics MCQs Page

Dive deep into the fascinating world of MATLAB Basics with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MATLAB Basics, a crucial aspect of MATLAB. In this section, you will encounter a diverse range of MCQs that cover various aspects of MATLAB Basics, 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 MATLAB.

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Check out the MCQs below to embark on an enriching journey through MATLAB Basics. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MATLAB.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of MATLAB Basics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

MATLAB Basics MCQs | Page 9 of 17

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Q81.
What operator helps in the transpose of a matrix?

a.

“ .’ ”

b.

“ ‘ ”

c.

“./ ”

d.

“ .\ ”

Discuss
Answer: (a).“ .’ ”
Q82.
What is the difference between the expressions (9*1-8) and (9-1*8)?

a.

Computational difference

b.

Final results are different

c.

No difference

d.

Cannot be determined

Discuss
Answer: (a).Computational difference
Q83.
What is the output of the following expression? 
(2*9*Inf)+(9-1*Inf)

a.

Inf

b.

Error

c.

Incomprehensible

d.

NaN

Discuss
Answer: (d).NaN
Q84.
The expression cos(90) is equal to1 in MATLAB.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q85.
Evaluate the expression: 
a=9/1*5/1;  b=a*a/a*a; c=sind(30)+1/2;  d=1-c; e=a+b*c-d

a.

2045

b.

2070

c.

Error since sind() is a wrong function

d.

0

Discuss
Answer: (b).2070
Q86.
What is the syntax to solve simultaneous equations easily?

a.

solve[“equation-1”,”equation-2”];

b.

sol[“equation-1” “equation-2”];

c.

sol[‘equation-1’‘equation-2’];

d.

solve[‘equation-1’,‘equation-2’];

Discuss
Answer: (d).solve[‘equation-1’,‘equation-2’];
Q87.
An employer has to minimize the number of lines in a program while writing the code for a purpose. If the purpose is to find the root of the following equation, which function is to be used? 
x²-4x+3=0

a.

polyval()

b.

solve[]

c.

sol[]

d.

roots([])

Discuss
Answer: (d).roots([])
Q88.
What is the difference between sqrt(10) and sqrt(sym(10))?

a.

There is no difference

b.

sqrt(sym(10)) is incorrect

c.

There is no function as sqrt

d.

sqrt(10) returns exact value while sqrt(sym(10)) returns 10^(1/2)

Discuss
Answer: (d).sqrt(10) returns exact value while sqrt(sym(10)) returns 10^(1/2)
Q89.
The solve[] command can do which of the following things?

a.

Produce the exact solution

b.

Produce a symbolic solution

c.

Produces exact roots

d.

Produces complex roots

Discuss
Answer: (b).Produce a symbolic solution
Q90.
What should be the output for the following code? 
t=linspace(0,10);fzero(inline('t+t²'), 5);

a.

Nan

b.

-0.000000000000000000000000117191203927370461282452866337

c.

-1.1719e-25

d.

fzero is not a function

Discuss
Answer: (a).Nan
Page 9 of 17

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