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

R Programming Interview Questions

Questions Answers Views Company eMail

What do you understand by element recycling in r?

106

What is a class in r?

Describe substr() in r string manipulation?

126

How can you resample statistical tests in r language?

What do you understand by a workspace in r programming language?

How many tools for debugging present in r?

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

117

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

111

Describe grep() in r string manipulation?

Which function helps you perform sorting in r language?

107

Which function is used to create a histogram visualisation in r programming language?

129

Explain how to create a function in arguments using apply() in r?

What are recommended systems in r?

how can you add datasets in r?

108

How can you debug and test r programming code?

Un-Answered Questions { R Programming }

What is readline() in r?

104

What are the components of r functions?

What is JIT in R?

105

How would you write a custom function in r? Give an example.

Explain RStudio.

190

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

Who and When R discovered?

What are the applications of R?

What is bytecode compilation?

123

What do you mean by data visualization in R?

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

What is the function in r?

107

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

129

How do you check if “m” is a matrix data object in R?

What is R lists?

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