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

R Programming Interview Questions

Questions Answers Views Company eMail

What are the different packages in r?

How can you import data in r?

105

Enlist the advantages of using r languages?

Compare r and python?

101

What are the steps involved in building and evaluating a linear regression model in r?

What is rattle package in r?

What are the different data structures in r?

What are the features of r programming?

113

What is with () and by () function in r is used for?

How you can start the r commander gui?

Explain how data is aggregated in r?

Explain general format of matrices in r?

What does not ‘r’ language do?

Explain how you can create a table in r without external file?

495

Explain what is with () and by () function in r is used for?

115

Un-Answered Questions { R Programming }

List the functions available in “dplyr” package?

What is Visualization in R?

What is JIT package?

119

What is compiler in r?

Describe regex() in r string manipulation?

Explain how you can create a table in r without external file?

495

What is polynomial in r?

What is the use of stringr package. Give some examples of the functions in stringr.

Write a custom function which will replace all the missing values in a vector with the mean of values.

How do I sort in descending order in r?

What is r vector?

200

How you can create a table in r without external file?

What is SAS and SPSS in R?

Which function is used to create a histogram visualisation in r programming language?

129

How to create the s3 class?

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