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Welcome to the Commands and Packages MCQs Page

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

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

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

Commands and Packages MCQs | Page 7 of 8

Explore more Topics under R Programming

Q61.
To start with the new package in RStudio, double-click the pkgname.Rproj file that _______

a.

Delete()

b.

Create()

c.

Run()

d.

Exit()

Discuss
Answer: (b).Create()
Q62.
If you have an existing package that doesn’t have an .Rproj file, you can use devtools for the use_rstudio(“_____/to/package”) to add it.

a.

Path

b.

Package

c.

Function

d.

Class

Discuss
Answer: (a).Path
Q63.
An .Rproj file is a ____ file.

a.

Pdf

b.

Jpeg

c.

Text

d.

Png

Discuss
Answer: (c).Text
Q64.
A bundled package is a package that’s been compressed into a ______ file.

a.

Double

b.

Triple

c.

Single

d.

No file

Discuss
Answer: (c).Single
Q65.
________ are built in R so that you get HTML.

a.

Vignettes

b.

Vighnaants

c.

Bignats

d.

Viddnets

Discuss
Answer: (a).Vignettes
Q66.
Which of the following package has temporary files?

a.

Single

b.

Source

c.

Bundle

d.

Double

Discuss
Answer: (b).Source
Q67.
Files listed in the Rbuildignore are not included in the ______

a.

single

b.

source

c.

bundle

d.

double

Discuss
Answer: (c).bundle
Q68.
.Rbuildignore prevents files in the ___________ package from appearing in the bundled package.

a.

single

b.

source

c.

bundle

d.

double

Discuss
Answer: (b).source
Q69.
_______ is not useful when developing a package since you have to install the package first.

a.

Function

b.

Library

c.

Interface

d.

Class

Discuss
Answer: (b).Library
Q70.
Which function is used for seeing currently active libraries?

a.

Curlib()

b.

Currlib()

c.

.libpaths()

d.

Pathlibr()

Discuss
Answer: (c)..libpaths()
Page 7 of 8

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