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?

109

What is iPlots?

140

Explain in brief preliminaries of C/C++?

111

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”?

103

Explain different types of objects present in R?

how to import data into R?

104

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

How can you save your data in R?

105

What is regular expression syntax?

105

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

218

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

What is JIT in R?

107

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Un-Answered Questions { R Programming }

How to read data from the keyboard?

102

What is the rattle package in r?

106

How will you list all the datasets available in all R packages?

What does not ‘r’ language do?

Why is R Good for business?

What is apply() function in r?

What are statistical software and data analysis in r?

How to construct new s4 class?

What is variance in r?

What is a graphic device?

What is rmarkdown? What is the use of it?

131

Why is clustering required in data analysis?

What are statistical features of R?

Name some packages in r, which can be used for data imputation?

188

How many types of object are present In R?

105

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