Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Create a list containing a vector, a matrix, and a data frame.

Easy

Problem Statement

Create a list containing a vector, a matrix, and a data frame.

Sample Input

None

Sample Output

$vector
[1] 1 2 3

$matrix
     [,1] [,2]
[1,]    1    3
[2,]    2    4

$data_frame
   Name Age
1 Alice  25
2   Bob  30

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
# Predefined structure list_object <- list(vector = c(1, 2, 3), matrix = matrix(c(1, 2, 3, 4), nrow = 2), data_frame = data.frame(Name = c("Alice", "Bob"), Age = c(25, 30))) print(list_object)
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Input
None
Expected Output
$vector
[1] 1 2 3

$matrix
     [,1] [,2]
[1,]    1    3
[2,]    2    4

$data_frame
   Name Age
1 Alice  25
2   Bob  30