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R Programming Basics MCQ question and answer with solution | R Programming MCQs

Learn R Programming Basics MCQ Questions and answers with easy and logical explanations in R Programming. R Programming Basics MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-10 section-1

Each section contains 100 MCQs on R Programming Basics .
91
What will be the output of the following R code?
> x <- c(1, 2, NaN, NA, 4)
> is.na(x)
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
92
Accessing elements is achieved through a process called . . . . . . . .
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
93
A . . . . . . . . is an R-object which can contain many different types of elements inside it.
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
94
Data frames can be converted to a matrix by calling data . . . . . . . .
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
95
On what basis of a variable, OS allocates memory and decides what can be stored in the reserved memory?
Discuss
Answer & Solution
Answer: Option C
No explanation is given for this question. Let's Discuss on Board
96
Which is more general than a matrix, in that different columns can have different modes?
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
97
What will be the output of the following R code?
> x <- c("a", "b", "c")
> as.logical(x)
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
98
Lists can be created using the . . . . . . . . function.
Discuss
Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
99
Joining two lists can be achieved either using the . . . . . . . . function.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
100
R objects can have attributes, which are like . . . . . . . . for the object.
Discuss
Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board