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 do you understand by element recycling in r?

What is a class in r?

Describe substr() in r string manipulation?

116

How can you resample statistical tests in r language?

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

How many tools for debugging present in r?

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

108

Write the r programming code for an array of words so that the output is displayed in decreasing frequency order?

104

Describe grep() in r string manipulation?

Which function helps you perform sorting in r language?

Which function is used to create a histogram visualisation in r programming language?

117

Explain how to create a function in arguments using apply() in r?

What are recommended systems in r?

how can you add datasets in r?

102

How can you debug and test r programming code?

Un-Answered Questions { R Programming }

What are R topical programming and statistical relevance?

112

How can you save your data in R?

What is procedural programming in r?

What are the rules to define a variable name in r programming language?

What is R lists?

What is logistic regression?

What is meant by character function in R?

132

give examples of while and for loop in r.

What are the different packages in r?

Why is library() function used in r?

Enlist the addition function used in R language?

How would you extract one particular word from a string?

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

108

How will you convert a factor variable to numeric in r language?

137

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

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