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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 2 of 17

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Q11.
What would be the output of the following code (in editor window)? 
X = [1.4+2.3i 3.1-2.2i -5.3+10.9i]
X = 1.4000 + 2.3000i   3.1000 - 2.2000i  -5.3000 +10.9000i
Y = fix(X)

a.

Y = 1.0000 + 2.0000i 3.0000 – 4.0000i -5.0000 +10.0000i

b.

Y = 2.0000 + 3.0000i 3.1000 – 2.2000i -5.3000 +10.9000i

c.

Y = 1.0000 + 2.0000i 3.0000 – 2.0000i -5.0000 +10.0000i

d.

Y = 2.0000 + 3.0000i 3.1000 – 2.2000i -5.3000 +10.9000i

Discuss
Answer: (c).Y = 1.0000 + 2.0000i 3.0000 – 2.0000i -5.0000 +10.0000i
Q12.
Compute 24 modulo 5. 
b = mod(24,5)

a.

b = 3

b.

b =4

c.

b =5

d.

b =6

Discuss
Answer: (b).b =4
Q13.
What would be the output of the following code (in editor window)? 
X = [1 2 3;4 5 6;7 8 9];
Y = [9 8 7;6 5 4;3 2 1];
R = rem(X,Y)

a.

R = 1 2 1
4 0 9
1 0 0

b.

R = 1 2 3
3 0 2
1 0 0

c.

R = 1 2 3
4 1 2
1 1 0

d.

R = 1 2 3
4 0 2
1 0 0

Discuss
Answer: (d).R = 1 2 3
4 0 2
1 0 0
Q14.
If one operand is a scalar and the other is not, then MATLAB applies the scalar to every element of the other operand. This property is known as ______________

a.

operand divergence

b.

scalar expansion

c.

vector expansion

d.

dimension declaration

Discuss
Answer: (b).scalar expansion
Q15.
Matrix operations follow the rules of linear algebra and are not compatible with multidimensional arrays.

a.

True

b.

False

c.

May be True or False

d.

Can't Say

Discuss
Answer: (a).True
Q16.
Conversion Function int16 uses_________ range of value?

a.

-2⁷ to 2⁷-1

b.

-2¹⁵ to 2¹⁵-1

c.

-2³¹ to 2³¹-1

d.

0 to 2¹⁶-1

Discuss
Answer: (b).-2¹⁵ to 2¹⁵-1
Q17.
Largest and smallest values for integer classes is 127 to -128.

a.

True

b.

False

c.

May be True or False

d.

Can't Say

Discuss
Answer: (a).True
Q18.
From the following desktop view of workspace, choose the correct code.

a.

a=10;b=’pi’;syms c; d=[1,2;0;4];

b.

a=10;b=’pi’;syms c; d=[1,2;0,4];

c.

a=10;b=pi;syms (c); d=[1,2;0,4];

d.

a=10;b=’pi’;syms c; d=[1,2;0,4];

Discuss
Answer: (a).a=10;b=’pi’;syms c; d=[1,2;0;4];
Q19.
Choose the correct option as an inference from the following workspace view.

a.

‘ans’, ‘p’ and ‘ap’ are double variables

b.

‘ans’ and ‘p’ are double variables while ‘c’ is a character variable

c.

‘ap’ is symbolic object, ‘c’ is a double variable

d.

‘c’ is a symbolic character

Discuss
Answer: (b).‘ans’ and ‘p’ are double variables while ‘c’ is a character variable
Q20.
What are Max and Min in the Workspace shown below?

a.

They show the maximum and minimum value of the variable

b.

The show the maximum and minimum length of the variable

c.

They show the maximum and minimum value present in an array

d.

They show the median and mode of the variable

Discuss
Answer: (c).They show the maximum and minimum value present in an array
Page 2 of 17

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