Welcome to the Formats,Objects and Operations MCQs Page

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

Check out the MCQs below to embark on an enriching journey through Formats,Objects and Operations. 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 Formats,Objects and Operations. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Formats,Objects and Operations MCQs | Page 2 of 10

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History and Overview of R Programming Language

02

Basics of R Programming Language

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Data Types and Dataset Reading

04

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Q11.

Unlike writing out a table or CSV file, dump() and dput() preserve the ______ so that another user doesn’t have to specify the all over again.

metadata

backup data

attribute data

normal data

Discuss

Answer: (a).metadata

Q12.

One way to pass data around is by de parsing the R object with _________

dput()

write()

read()

dget()

Discuss

Answer: (a).dput()

Q13.

Main way to read the data back in (parsing it) using the function.

dput()

write()

read()

dget()

Discuss

Answer: (d).dget()

Q14.

dput() output is in the form of ___________

R code

text file code

binary code

both binary and text

Discuss

Answer: (a).R code

Q15.

Multiple objects can be de parsed at once using the ______ function.

dput()

write()

dump()

dget()

Discuss

Answer: (a).dput()

Q16.

Multiple objects can be de parsed at once and read back using function _____

source()

read()

dget()

dput()

Discuss

Answer: (a).source()

Q17.

We can dump() R objects to a file by passing _____

character vector of their names

object name

arguments

file name

Discuss

Answer: (a).character vector of their names

Q18.

If we want to save individual R objects to a file, we use the _______ function.

save()

save.image()

serialize()

deserialize()

Discuss

Answer: (a).save()

Q19.

If you have a lot of objects that you want to save to a file, we use ________ function.

save()

save.image()

serialize()

deserialize()

Discuss

Answer: (b).save.image()

Q20.

.rda extension used when saving data with function __________

save()

save.image()

save and save.image functions

serialize()

Discuss

Answer: (c).save and save.image functions

Page 2 of 10

Welcome to the Formats,Objects and Operations MCQs Page

Formats,Objects and Operations MCQs | Page 2 of 10

Explore more Topics under R Programming

History and Overview of R Programming Language

Basics of R Programming Language

Data Types and Dataset Reading

Control Structures and Functions

Scoping Rules and Debugging

Profiling,Simulation and Data Analysis

Commands and Packages

Visualizing Data and Linear Regression

Distributions and Graphics in R programming

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