R Programming Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

R Programming Interview Questions

Questions Answers Views Company eMail

Explain RStudio.

192

How can you load and use csv file in R?

What are Descriptive analysis methods in R?

105

What is the use of apply() in R?

What are R topical programming and statistical relevance?

123

What is the difference between the library() and require() functions in R language?

100

What is GUI in R?

What are Features of Recursion?

What are Generic Functions in R?

298

How can you verify if a given object “X” is a matrix data object?

117

What is the function definition?

How will you list all the datasets available in all R packages?

What is logistic regression?

What are the tools for debugging in R?

What is Predictive Analysis in R?

112

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Un-Answered Questions { R Programming }

What is R studio and how to use it?

In R how you can import Data?

101

What is principal component analysis and how can you create a pca model in r?

How will you list all the datasets available in all R packages?

Which function is used to create a boxplot graph in R?

114

What is a random walk model and how can you simulate it using r?

107

What is s3 in r?

What is Visualization in R?

Given a vector of numbers, how would you turn the values into scientific notation?

102

How r handles missing values?

What is the use of stringr package.

Which function helps you perform sorting in r language?

109

What is compiler in r?

100

Explain in brief preliminaries of C/C++?

111

Name some functions which can be used for debugging in r?

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