R Programming Interview Questions
Questions Answers Views Company eMail

Explain What is R?

5

Explain what is transpose?

5

What are debuggers and debugging techniques in R?

3

What is JIT package?

5

What is string manipulation in R?

3

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

3

Can we update and delete any of the elements in a list?

3

What are co-relations in R?

5

What is the use of abline() function?

5

What is Preliminaries in R?

3

What is t-tests() in R?

5

What is the purpose of using Next statement in R language?

4

What is the regular expression in R string manipulation?

3

What is the difference between the data frame and a matrix in R?

3

What is the byte in R?

5


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Un-Answered Questions { R Programming }

What is Descriptive analysis in R?

7


How would you create a box-plot using “plotly”?

1


What is median in r?

1


What is vectorization in r?

1


I have a string “contact@dataflair.com”. Which string function can be used to split the string into two different strings “contact@dataflair” and “com”?

5






Explain in brief preliminaries of C/C++?

3


What is bytecode compilation?

2


Explain different types of objects present in R?

3


What are the different data structures in r? Briefly explain about them.

2


What is functional programming and memory issues in on the performance basis?

1


What are various steps involved in analytics project in r?

1


How many tools for debugging present in r?

1


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

3


What are r data types?

1


What are Generic Functions in R?

3