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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 13 of 17

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Q121.
What is the output of the following code? 
isvector([]);

a.

1

b.

0

c.

Syntactical error

d.

Logical error

Discuss
Answer: (b).0
Q122.
If the dimensions of vectors don’t match, the plot command will always give an error.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q123.
What is the name of a primary function?

a.

Name of M-file

b.

Name of Script File

c.

Name of Help file

d.

Name of Private-File

Discuss
Answer: (a).Name of M-file
Q124.
Predominantly, what are the two kinds of errors in MATLAB programs?

a.

Syntax and runtime

b.

Syntax and logic

c.

Logic and runtime

d.

Syntax and algorithmic

Discuss
Answer: (a).Syntax and runtime
Q125.
Which code would you use to find the value of the function f? 
f(x)=sin(x) + cos (x) + tan (x) at x = π/4

a.

sin(45)+cos(45)+tan(45)

b.

sin(pi/4)+cos(pi/4)+tan(pi/4)

c.

sin(45®)+cos(45®)+sin(45®)

d.

sind(45)+cosd(45)+tand(45)

Discuss
Answer: (d).sind(45)+cosd(45)+tand(45)
Q126.
If the program demands evaluation of multiple, only decimal, values of the same function, what is the better way amongst the following?

a.

Using anonymous functions or inline functions

b.

Using str2func

c.

Using private functions

d.

Using any function

Discuss
Answer: (b).Using str2func
Q127.
What are persistent variables?

a.

Variables which retain values between calls to the function

b.

Variables which help in calling a function

c.

Variables which deal with functions

d.

Variables global to the function

Discuss
Answer: (a).Variables which retain values between calls to the function
Q128.
Variables need to have same name while being passed from the primary function to the sub-function.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q129.
Find the error in below code. 
>>f = inline('t.^4', 't');  g = inline('int(h(t), t)', 't');

a.

There is no function as inline

b.

The error will be in defining g

c.

The error will be in evaluating a numeric value for the function g

d.

Syntactical error in defining g

Discuss
Answer: (d).Syntactical error in defining g
Q130.
Which command can be used for single step execution in debugging mode?

a.

dbstep

b.

dbstepin

c.

dbstatus

d.

dbcont

Discuss
Answer: (a).dbstep
Page 13 of 17

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