R Programming Interview Questions
Questions Answers Views Company eMail

What is a loop in r?

58

How using rprof() to find slow spots in your code in r?

43

What is data structure in r?

70

X is the vector c(5,9.2,3,8.51,na), what is the output of mean(x)?

910

What is readline() in r?

72

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

52

Explain r graphics devices?

55

What is a dataframe in r?

58

What is attribute function in r?

80

What is a file in r?

72

What is variance in r?

53

What are various steps involved in analytics project in r?

65

Explain if control statements in r?

61

What is function in r?

74

What is compiler in r?

59


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Un-Answered Questions { R Programming }

What are r data types?

81


Enlist the advantages of using r languages?

52


What is a white noise model?

90


What is the use of subset() function and sample() function in R ?

95


What is r matrices?

58






What is a white noise model and how can you simulate it using r?

59


What is a dataframe in r?

58


In R how you can import Data?

59


Explain what is transpose?

57


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

49


Which data object in r is used to store and process categorical data?

96


Why is library() function used in r?

67


What are covariances in R?

62


Why is clustering required in data analysis?

46


What are packages in r?

143