R Programming Basics MCQ question and answer with solution

1.
What symbol is used for assignment in R?

A. <-

B. =

C. ->

D. assign()

Answer & Solution Discuss in Board Save for Later

2.
What does the function print() do in R?

A. Display the result of a calculation

B. Read input from the user

C. Plot a graph

D. Install a package

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3.
In R, how is a variable assigned a value?

A. set

B. =

C. ->

D. assign()

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4.
What is the purpose of the seq() function in R?

A. Create a sequence of numbers

B. Sort a vector

C. Merge two data frames

D. Compute the mean of a numeric vector

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5.
In R, what is the primary data structure to store a sequence of elements of the same type?

A. List

B. Matrix

C. Data Frame

D. Vector

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6.
What does the factor data type represent in R?

A. Text data

B. Categorical data

C. Numeric data

D. Date data

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7.
In R, how is a comment denoted?

A. // Comment

B. /* Comment */

C. # Comment

D. -- Comment

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8.
Which of the following is a valid way to create a numeric vector in R?

A. c(1, 2, 3)

B. vector(1, 2, 3)

C. seq(1, 3)

D. num_vec(1, 2, 3)

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9.
How is the length of a vector determined in R?

A. length(vector)

B. size(vector)

C. count(vector)

D. dim(vector)

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10.
In R, what is the purpose of the paste() function?

A. Concatenate strings

B. Split a string

C. Format a string

D. Search for a substring

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

1. What symbol is used for assignment in R?

Answer & Solution

2. What does the function print() do in R?

Answer & Solution

3. In R, how is a variable assigned a value?

Answer & Solution

4. What is the purpose of the seq() function in R?

Answer & Solution

5. In R, what is the primary data structure to store a sequence of elements of the same type?

Answer & Solution

6. What does the factor data type represent in R?

Answer & Solution

7. In R, how is a comment denoted?

Answer & Solution

8. Which of the following is a valid way to create a numeric vector in R?

Answer & Solution

9. How is the length of a vector determined in R?

Answer & Solution

10. In R, what is the purpose of the paste() function?

Answer & Solution

Read More Section(R Programming Basics)

1.
What symbol is used for assignment in R?

2.
What does the function print() do in R?

3.
In R, how is a variable assigned a value?

4.
What is the purpose of the seq() function in R?

5.
In R, what is the primary data structure to store a sequence of elements of the same type?

6.
What does the factor data type represent in R?

7.
In R, how is a comment denoted?

8.
Which of the following is a valid way to create a numeric vector in R?

9.
How is the length of a vector determined in R?

10.
In R, what is the purpose of the paste() function?