R Programming Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

R Programming Interview Questions

Questions Answers Views Company eMail

Explain What is R?

183

Explain what is transpose?

100

What are debuggers and debugging techniques in R?

What is JIT package?

125

What is string manipulation in R?

Give the command to check if the element 15 is present in vector x?

107

Can we update and delete any of the elements in a list?

What are co-relations in R?

105

What is the use of abline() function?

101

What is Preliminaries in R?

What is t-tests() in R?

What is the purpose of using Next statement in R language?

102

What is the regular expression in R string manipulation?

100

What is the difference between the data frame and a matrix in R?

What is the byte in R?

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Un-Answered Questions { R Programming }

Describe nchar() in r string manipulation?

102

What is a random forest? How do you build and evaluate a random forest in r?

Explain about “initialize()” function in r?

What is R Base package?

What is mean in r?

115

How will you combine multiple different string like “data”, “science”, “in” ,“r”, “programming” as a single string “data_science_in_r_programmming” ?

134

In R how you can import Data?

101

Which function helps you perform sorting in r language?

109

What are recommended systems in r?

What is data structure in r?

106

What is oop in r?

How would you create a new r6 class?

What are the different data structures in r?

What is bytecode compilation?

129

What data Visualizations in R you should learn?

111

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