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Welcome to the Mathematical Functions and Expressions MCQs Page

Dive deep into the fascinating world of Mathematical Functions and Expressions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Mathematical Functions and Expressions, a crucial aspect of MATLAB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Mathematical Functions and Expressions, 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 Mathematical Functions and Expressions. 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 Mathematical Functions and Expressions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Mathematical Functions and Expressions MCQs | Page 15 of 23

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Q141.
What is the output of the following code? 
meansqr(NaN)

a.

0

b.

NaN

c.

Error

d.

1

Discuss
Answer: (a).0
Q142.
What is the output of the following code? 
meanabs(1,2,-1)

a.

1.33

b.

1

c.

0

d.

.666

Discuss
Answer: (a).1.33
Q143.
What is the output of the following code? 
A=[1:3:7;2:3:8;3:3:9]; prod(A,1)

a.

Error

b.

6 20 504

c.

6
20
504

d.

28 80 162

Discuss
Answer: (b).6 20 504
Q144.
What is the output of the following code? 
prod(1:NaN)

a.

0

b.

1

c.

NaN

d.

Error

Discuss
Answer: (c).NaN
Q145.
What is the output of the following code? 
cumsum([1,2,3,4,NaN])

a.

1 3 6 10 NaN

b.

NaN

c.

1
3
6
10
NaN

d.

Error

Discuss
Answer: (a).1 3 6 10 NaN
Q146.
What is the output of the following code? 
cumsum[NaN]

a.

NaN

b.

0

c.

Error due to NaN

d.

Syntactical Error

Discuss
Answer: (d).Syntactical Error
Q147.
The product of a set of elements is always greater than it’s the cumulative sum.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q148.
The function to find the R.M.S value is __________

a.

sqrt(meansqr())

b.

sqrt[meansqr[]]

c.

sqrt(meansqr[])

d.

sqrt[meansqr()]

Discuss
Answer: (a).sqrt(meansqr())
Q149.
What is the output of the following code? 
A=[1:3:7;2:3:8;3:3:9]; prod(A,2)’

a.

28 80 162

b.

20
80
162

c.

Error

d.

NaN

Discuss
Answer: (a).28 80 162
Q150.
Which function does cumulative summation of elements?

a.

sumcum[]

b.

sumcum()

c.

cumsum[]

d.

cumsum()

Discuss
Answer: (d).cumsum()
Page 15 of 23

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