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 are the data structures in R that are used to perform statistical analyses and create graphs?

315

What is the recycling of elements in a vector? Give an example.

271

Explain main features to write R code that runs faster?

225

Why R language?

How can we create a table using R language without using external files?

100

In R how you can import Data?

101

What is Descriptive analysis in R?

113

Explain statistical functions performed by R?

What is R lists?

What is the main difference between an Array and a matrix?

Write a function in R language to replace the missing value in a vector with the mean of that vector?

178

Why is R Important?

What is an Atomic vector and how many types of atomic vectors are present in R?

180

Name the functions which helps in importing data from other applications in R?

124

What is Visualization in R?

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Un-Answered Questions { R Programming }

Explain the type of clustering in R?

110

Mention what does not ‘R’ language do?

703

What is a dataframe in r?

What are debuggers and debugging techniques in R?

Describe grep() in r string manipulation?

How would you create a box-plot using “plotly”?

Why is clustering required in data analysis?

Name various sectors that are using R?

113

What are problems with R clustering?

169

What is vectorization in r?

What are the different components of grammar of graphics?

Write a custom function in R?

Explain DBSCAN algorithm in R?

What is TCP/IP in R?

109

What do you understand by element recycling in r?

108

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