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?

132

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.

105

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 }

Explain advantages of R data Visualization?

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

1143

What is function definition?

How to compile and run code in R?

What are methods for character functions in R?

102

What is factor variable in r language?

What is s4?

What are the different import functions in r?

What is a random walk model?

Explain Disadvantages of R data visualization?

Why R language?

How to construct new s4 class?

How many tools for debugging present in r?

How can you save your data in R?

100

Give an example of 'dreaded for loop'?

102

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