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R Programming Interview Questions
Questions Answers Views Company eMail

Explain What is R?

 57

Explain what is transpose?

 41

What are debuggers and debugging techniques in R?

 37

What is JIT package?

 65

What is string manipulation in R?

 43

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

 43

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

 30

What are co-relations in R?

 47

What is the use of abline() function?

 45

What is Preliminaries in R?

 39

What is t-tests() in R?

 36

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

 42

What is the regular expression in R string manipulation?

 45

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

 38

What is the byte in R?

 41

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Un-Answered Questions { R Programming }

Write a function in R language to replace the missing value in a vector with the mean of that vector?

65

How many data structures does r language have?

33

What are r data types?

61

What are packages in r?

89

What are covariances in R?

40




What are Features of Recursion?

45

What are statistical software and data analysis in r?

38

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

36

What is a class in r?

35

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

50

What is the recycling of elements in a vector? Give an example.

70

What is a random forest? How do you build and evaluate a random forest in r?

38

Give the syntax for creating scatterplot matrices?

55

What are methods for character functions in R?

45

How to create axes in the graph?

38

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