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 to read data from the keyboard?

102

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

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

101

Write a custom function in R?

What are the advantages of R?

What are statistical and programming features of R?

What is R studio and how to use it?

What is polynomial in r?

101

What are tools for debugging in r?

103

What is scan() in r?

What is median in r?

104

Explain bor function?

106

What do copy-on-change issues in r?

102

What are fundamental principles of debugging?

What is length function in r?

106

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Un-Answered Questions { R Programming }

What are the advantages of R?

What is the usage of the lattice package in R?

108

What are the rules to define a variable name in r programming language?

How would you rename the columns of a dataframe?

From the below data-set, extract only those values where age>60 and sex=”f”.

524

Why are the VCD and lattice packages used?

101

List the functions available in “dplyr” package?

What is white noise model in r?

Explain advantages of density-based clustering in R?

What is expected from running the command – strsplit(x,”e”)?

111

What are the different packages in r?

Why is library() function used in r?

101

What is the of use Matrix package?

Write the syntax to set the path for current working directory in r environment?

111

What is an arbitrary function in r?

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