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Introduction to R Programming MCQ question and answer with solution | R Programming MCQs

Learn Introduction to R Programming MCQ Questions and answers with easy and logical explanations in R Programming. Introduction to R Programming MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-4 section-2

Each section contains 100 MCQs on Introduction to R Programming .
31
If commands are stored in an external file, say commands.R in the working directory work, they may be executed at any time in an R session with the command . . . . . . . .
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
32
Point out the wrong statement?
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
33
Which of the following will start the R program?
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
34
What will be the output of the following R function?
nchar()
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
35
What is the meaning of the following R function?
print( sqrt(2) )
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
36
What is the function to set row names for a data frame?
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
37
R is mostly used in . . . . . . . .
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
38
What will be the output of the following R function?
ab <- list(1, 2, 3, "X", "Y", "Z")
dim(ab) <- c(3,2)
print(ab)
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
39
Point out the wrong statement?
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
40
. . . . . . . . programming language is a dialect of S.
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board