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 }

How would you create a scatterplot using ggplot2 package?

How many methods are there to save graphs?

Describe regex() in r string manipulation?

What is an arbitrary function in r?

How would you rename the columns of a dataframe?

What are debuggers and debugging techniques in R?

What is polynomial in r?

What are Ensemble Models in R?

119

how to import data into R?

100

What is the byte in R?

Why the function anova()?

114

Explain different types of atomic vectors in R?

Mention how you can produce co-relations and covariances?

What are fundamental principles of debugging?

What is object-oriented programming in r?

101

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