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 many control statements are present in r?

100

Which function is used to write files?

What are features of r functions?

How many ways are there to read and write files?

130

What is rmarkdown? What is the use of it?

114

What is s4 generic?

What is the random walk model in r?

100

Explain tcp/ip applications, services and protocols?

What is recycling of elements in an r vector? Give an example.

103

How r handles missing values?

How to construct a new s3 class?

What is using all() and any()?

112

How to construct new s4 class?

What is reference class?

What is the apply() family in r?

Un-Answered Questions { R Programming }

Write the r programming code for an array of words so that the output is displayed in decreasing frequency order?

111

Which packages are used to store and restore R objects to and from a file in R language?

How to call c function from r?

117

Who and When R discovered?

How can you merge two data frames in R language?

137

What is oop in r?

What is control structure in R?

104

Explain tcp/ip applications, services and protocols?

What are applications of recursion?

What are R applications of R clustering?

How would you do a cross-product of two tables in r?

How can you create a pca model in r?

115

What are the features of r programming?

113

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

1142

What is a random walk model?

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