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 RStudio.

190

How can you load and use csv file in R?

What are Descriptive analysis methods in R?

103

What is the use of apply() in R?

What are R topical programming and statistical relevance?

120

What is the difference between the library() and require() functions in R language?

What is GUI in R?

What are Features of Recursion?

What are Generic Functions in R?

252

How can you verify if a given object “X” is a matrix data object?

113

What is the function definition?

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

What is logistic regression?

What are the tools for debugging in R?

What is Predictive Analysis in R?

108

Un-Answered Questions { R Programming }

How would you do a cross-product of two tables in r?

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

105

What is the use of abline() function?

What is a factor variable, and why would you use one?

Why is R Important?

How you can produce co-relations and covariances?

List out some of the function that R provides?

What is a file in r?

101

How can you save your data in R?

100

From the below data-set, extract only those values where age>60 and sex=”f”.

518

Explain the usage of which() function in r language?

100

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

116

What is the rattle package in r?

103

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

Explain DBSCAN algorithm in R?

For More Un-Answered { R Programming } Questions Click Here