Welcome to the Data Analysis and Research MCQs Page

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

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

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

Data Analysis and Research MCQs | Page 7 of 9

Explore more Topics under Data Science

01

Data Science Basics

02

Data Analysis with Python

03

Data Manipulation

04

Statistical Inference and Regression Models

05

Machine Learning

06

Developing Data Products

Q61.

Which of the following is suitable for knitr?

Reports

Data preprocessing documents

Technical manuals

All of the mentioned

Discuss

Answer: (a).Reports

Q62.

Point out the correct combination related to output statements.

results: “asis”

echo: true

echo=false

none of the mentioned

Discuss

Answer: (a).results: “asis”

Q63.

Which of the following is required for not echoing the code?

echo=TRUE

print=TRUE

echo=FALSE

all of the mentioned

Discuss

Answer: (a).echo=TRUE

Q64.

Which of the following global options are available for figures in knitr?

fig.height

fig.size

fig.breadth

all of the mentioned

Discuss

Answer: (a).fig.height

Q65.

Which of the following global option has value “hide”?

results

fig.width

echo

none of the mentioned

Discuss

Answer: (a).results

Q66.

Which of the following is the correct order of conversion?

.md->.Rmd->.html

.Rmd->.md->.html

.Rmd->.md->.xml

all of the mentioned

Discuss

Answer: (a)..md->.Rmd->.html

Q67.

knitr is good for complex time-consuming computations.

True

False

May be True or False

Can't say

Discuss

Answer: (b).False

Q68.

Which of the following statement is used for importing knitr library?

library(knitr)

import knitr

lib(knitr)

none of the mentioned

Discuss

Answer: (a).library(knitr)

Q69.

The document produced by knitr document has which of the following extension?

.md

.rmd

.html

none of the mentioned

Discuss

Answer: (b)..rmd

Q70.

Code chunks begin with “`{r} and end with “`.

True

False

May be True or False

Can't say

Discuss

Answer: (a).True

Page 7 of 9

Welcome to the Data Analysis and Research MCQs Page

Data Analysis and Research MCQs | Page 7 of 9

Explore more Topics under Data Science

Data Science Basics

Data Analysis with Python

Data Manipulation

Statistical Inference and Regression Models

Machine Learning

Developing Data Products

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