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

R Programming Interview Questions

Questions Answers Views Company eMail

In r how missing values are represented?

Mention how you can produce co-relations and covariances?

What are r data types?

112

What is inheritance in s3 class?

103

What is apply() function in r?

Explain how to repeat vectors in r?

What packages are used for data mining in r?

What does tcp/ip work?

What is s3 in r?

What is s4?

Name all control statements present in r?

What is function definition?

What is the use of lattice package?

103

Explain the concept of principal component analysis?

What are r matrices and r matrices functions?

Un-Answered Questions { R Programming }

Explain how to name the list elements in r?

155

What are the steps involved in building and evaluating a linear regression model in r?

Explain What is R?

179

How do I sort in descending order in r?

What are methods for character functions in R?

102

Explain how to generate lists in r?

What is length function in r?

106

How to use R from python?

How would you make multiple plots onto a single page in r?

126

What are the different data structures in r?

What do you know about the rattle package in r?

What do you understand by a workspace in r programming language?

What packages are used for data mining in r?

Explain in brief preliminaries of C/C++?

109

Enlist some of the functions that r provides?

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