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 is the usage of the lattice package in R?

104

Explain how to save graphs in R?

What is the distribution in R?

108

What makes a valid variable name in R?

123

Explain how R commands are written?

What is the difference between rnorm and runif functions ?

114

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

101

How many types of object are present In R?

101

Write the full form MANOVA and why is it used?

Why is R important for data science?

103

How many types of data types are provided by R?

105

What is the use of sink(), Library () and search() function?

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

147

How To Create New Variable In R Programming?

Why is R useful for data science?

101

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Un-Answered Questions { R Programming }

What is object-oriented programming in r?

101

What is reference class?

What are the applications of R?

Give some examples of the functions in stringr.

What is length function in r?

104

What is the tree in r?

117

What are tools for debugging in r?

How will you create scatterplot matrices in r language?

What is a random forest? How do you build and evaluate a random forest in r?

What is a variable assignment?

104

Explain DBSCAN algorithm in R?

Explain how to generate lists in r?

How many types of data types are provided by R?

105

Write a custom function which will replace all the missing values in a vector with the mean of values.

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

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