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 use R from python?

How to compile and run code in R?

What are applications of Predictive analysis in R?

How do you get the standard deviation for a vector x?

101

What is iPlots?

138

Explain in brief preliminaries of C/C++?

109

I have a string “contact@dataflair.com”. Which string function can be used to split the string into two different strings “contact@dataflair” and “com”?

Explain different types of objects present in R?

how to import data into R?

100

How many types of C/C++ preliminaries are present in R?

How can you save your data in R?

100

What is regular expression syntax?

103

Vector v is c(1,2,3,4) and list x is list(5:8), what is the output of v*x[[1]]?

216

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

What is JIT in R?

105

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Un-Answered Questions { R Programming }

Which function in r language is used to find out whether the means of 2 groups are equal to each other or not?

141

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

Why the stepaic()?

Explain different types of atomic vectors in R?

What is apply() function in r?

What is a loop in r?

100

I have a string “contact@dataflair.com”. Which string function can be used to split the string into two different strings “contact@dataflair” and “com”?

What is the use of apply() in R?

Explain more functions in brief in r?

Explain r graphics devices?

What is a random walk model?

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

129

What is TCP/IP in R?

105

Explain RStudio.

190

how can you add datasets in r?

108

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