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

R Programming Interview Questions

Questions Answers Views Company eMail

Why should you adopt R programming language?

How R Commands are Written?

What is debugging in R?

How many data structures R has?

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

112

What is a factor variable, and why would you use one?

Enlist the addition function used in R language?

What is a variable assignment?

104

What is control structure in R?

106

What is TCP/IP in R?

105

Is R is a slow language?

Why is R Good for business?

What is the use of sample and subset functions in R programming language?

Who and When R discovered?

Give the syntax for creating scatterplot matrices?

111

Un-Answered Questions { R Programming }

Give examples of “select” and “filter” functions from “dplyr” package.

What is apply() function in r?

What do you mean by data visualization in R?

What is meant by hierarchical Clustering in R?

101

How to use sapply in r?

How will you measure the probability of a binary response variable in r language?

What is meant by character function in R?

140

Explain how to read data or a matrix from a file?

124

What is the use of “next” statement in R?

100

How would you create a box-plot using “plotly”?

What are the applications of R?

How to create axes in the graph?

100

Which package provides the bootstrapping?

How many types of vectors are present in r?

how to import data into R?

100

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