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

R Programming Interview Questions

Questions Answers Views Company eMail

How would you do a left and right join in r?

100

Name some packages in r, which can be used for data imputation?

188

What is a factor? How would you create a factor in r?

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

give examples of while and for loop in r.

How do I sort in descending order in r?

102

Un-Answered Questions { R Programming }

Why is R useful for data science?

101

How do you check if “m” is a matrix data object in R?

How using rprof() to find slow spots in your code in r?

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

What are methods for character functions in R?

106

What is procedural programming in r?

113

How To Create New Variable In R Programming?

How to rename a variable?

Describe grep() in r string manipulation?

What is the function in r?

107

What are applications of Predictive analysis in R?

How do you get the standard deviation for a vector x?

109

Describe nchar() in r string manipulation?

102

Describe sprintf() in r string manipulation?

How many data structures does r language have?

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