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

R Programming Interview Questions

Questions Answers Views Company eMail

How to call c function from r?

117

Why is clustering required in data analysis?

What is the rattle package in r?

103

How to request an input from the user through keyboard and monitor?

How to rename a variable?

How many types of vectors are present in r?

Explain how to access list elements in r?

100

What is r matrices?

What is r’s c interface?

112

How to create vectors in r?

How to use sapply in r?

What is r vector?

200

What are various ways to write la oop in r?

What is oop in r?

What is tcp/ip variable smc-r storage allocations?

107

Un-Answered Questions { R Programming }

How can you simulate random walk model using r?

121

What is logistic regression?

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

How To Create New Variable In R Programming?

How many methods are there to save graphs?

Describe substr() in r string manipulation?

126

Explain bor function?

103

Write the syntax to set the path for current working directory in r environment?

107

How to construct a new s3 class?

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

What are r data types?

112

Explain r graphics devices?

What are the disadvantages of R?

What is white noise model in r?

Describe regex() in r string manipulation?

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