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.

187

How can you load and use csv file in R?

What are Descriptive analysis methods in R?

What is the use of apply() in R?

What are R topical programming and statistical relevance?

112

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

What is GUI in R?

What are Features of Recursion?

What are Generic Functions in R?

188

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

105

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?

100

Un-Answered Questions { R Programming }

how to import data into R?

How would you find the number of missing values in a dataset and remove all of them?

X is the vector c(5,9.2,3,8.51,na), what is the output of mean(x)?

1131

Give some examples of the functions in stringr.

Explain about confusion matrix in r?

What is oop in r?

What is the regular expression in R string manipulation?

How to construct new s4 class?

How do I sort in descending order in r?

How you can start the r commander gui?

What is Visualization in R?

How you can produce co-relations and covariances?

What is apply() function in r?

What is the tree in r?

113

What are debuggers and debugging techniques in R?

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