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?

165

Explain what is transpose?

What are debuggers and debugging techniques in R?

What is JIT package?

102

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 }

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

How would you facet the data using ggplot2 package?

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

Which packages are used to store and restore R objects to and from a file in R language?

Why we need data visualization in R?

How do I sort in descending order in r?

What is a random walk model and how can you simulate it using r?

How would you find out the mean of one column with respect to another?

148

What is CLI in R?

What is the byte in R?

Explain Disadvantages of R data visualization?

How would you write a custom function in r? Give an example.

Why Reshape R Package?

What are the applications of R?

What are the advantages of R?

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