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?

102

What is debugging in R?

How many data structures R has?

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

114

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

Enlist the addition function used in R language?

What is a variable assignment?

108

What is control structure in R?

113

What is TCP/IP in R?

109

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?

114

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Un-Answered Questions { R Programming }

Explain how you can start the r commander gui?

What are prerequisites for r’s c interface?

102

Describe regex() in r string manipulation?

What will be the result of multiplying two vectors in r having different lengths?

120

What is readline() in r?

106

How To Create New Variable In R Programming?

What is data mining and what data miners do in R?

What is mean in r?

115

What is TCP/IP in R?

109

Why Reshape R Package?

105

Explain how R programming applied to the real world?

105

What are the different components of grammar of graphics?

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

1150

Which data object in r is used to store and process categorical data?

137

Write the full form MANOVA and why is it used?

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