How do you create a named numeric vector with values 1, 2, and 3 named "one", "two", and "three" in R?
A. named_vector <- c(one = 1, two = 2, three = 3)
B. create_named_vec(1, 2, 3, names = c("one", "two", "three"))
C. numeric_vector(c(1, 2, 3), names = c("one", "two", "three"))
D. vec_named(c(1, 2, 3), c("one", "two", "three"))
Answer: Option D
Which data structure in R is used to store an ordered collection of elements?
A. List
B. Matrix
C. Data Frame
D. Vector
What does the matrix() function create in R?
A. A list of elements
B. A one-dimensional array
C. A two-dimensional array
D. A data frame
In R, how do you create a list named my_list with three elements: 1, "hello", and TRUE?
A. my_list <- c(1, "hello", TRUE)
B. my_list = list(1, "hello", TRUE)
C. my_list(1, "hello", TRUE)
D. list(my_list = c(1, "hello", TRUE))
What is the primary data structure used for storing tabular data in R?
A. List
B. Matrix
C. Data Frame
D. Array

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