R Programming Interview Questions and Answers

rprogram Interviwq Questions and answers Frequently asked Interview Question and Answer in R Programming suites for both Freshers and Experienced Candidates.

Interview Questions and Answers Set 1

1. What Is R?R is a programming language which is used for developing statistical software and data analysis.

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21. How to compile and run code in R?Compiled Code – R is a high-level, expressive language...

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41. What is the difference between rnorm and runif functions ? rnorm function generates “n” normal random numbers..

Interview Questions and Answers Set 2

11. What is the function definition? An R function is been created using the keyword function...

Interview Questions and Answers Set 4

31. What is R Base package?This is the package which is loaded by default when R environment is set..

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51. What is R lists? Lists are the object which Contains elements of different types – like strings, numbers..

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61. How can you load and use csv file in R?A CSV file can be loaded using the read.csv function.

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81. Mention how you can produce co-relations and covariances? You can produce co-relations...

Interview Questions and Answers Set 8

71. Write a custom function in R? Sometimes you’ll be asked to create a custom function on the fly.

Interview Questions and Answers Set 10

91. Differentiate between Library() and Require().Library()- If the desired package cannot be loaded..