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 }

In R how you can import Data?

What is variance in r?

Explain statistical functions performed by R?

Explain the programming features of R?

163

What is r matrices?

What is JIT in R?

105

How many types of data types are provided by R?

105

What are Characteristics of R Hierarchical Clustering?

187

Why the cv.im()?

Why the function anova()?

114

What is oop in r?

What are packages in r?

170

What are the steps involved in building and evaluating a linear regression model in r?

What is median in r?

102

Explain how to read data or a matrix from a file?

124

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