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

R Programming Interview Questions

Questions Answers Views Company eMail

Explain What is R?

175

Explain what is transpose?

What are debuggers and debugging techniques in R?

What is JIT package?

110

What is string manipulation in R?

Give the command to check if the element 15 is present in vector x?

Can we update and delete any of the elements in a list?

What are co-relations in R?

What is the use of abline() function?

What is Preliminaries in R?

What is t-tests() in R?

What is the purpose of using Next statement in R language?

What is the regular expression in R string manipulation?

What is the difference between the data frame and a matrix in R?

What is the byte in R?

Un-Answered Questions { R Programming }

Explain the significance of transpose in r language

168

Explain how to write files?

Explain how to operate on lists in r?

What is JIT in R?

Explain DBSCAN algorithm in R?

What is principal component analysis and how can you create a pca model in r?

Explain how to repeat vectors in r?

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

123

Why is library() function used in r?

What do you understand by scientific data visualization in R?

101

What is TCP/IP in R?

100

How you can create a table in r without external file?

What will be the result of multiplying two vectors in r having different lengths?

112

What is the use of subset() function and sample() function in R ?

145

What is the difference between rnorm and runif functions ?

112

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