R Programming Quiz


Play this quiz that will help you to excel in R certification exams, placements etc. This R programming quiz consist of 10 questions that you need to solve in 10 minutes. We’ve specially designed this quiz so that you can quickly acquaint to the pattern of questions you can be asked in placement drives, certification exams etc. This test enables you to assess your knowledge of R programming.

R Programming Fundamentals

Bestseller by Pluralsight

In this course, you will learn various constructs of R programming and get hands-on practice in order to become an efficient and productive R programmer.

7 Hours
Paid

Take the Free Practice Test



R MCQs

Practice R Programming MCQ Questions, which will help you to understand R Programming language and will help in developing statistical softwares.

R Quiz

Try Free R Quiz, to start a quiz you need to login first, after login you will get start quiz button and then by clicking on that you can start quiz. You will get 10 Minutes to answer all questions.

R Quiz

1. Data Frames are created using the?

frame() function
data.frame() function
data() function
frame.data() function

2. R files has an extension _____.

.S
.RP
.R
.SP

3. R made its first appearance in?

1992
1995
1993
1994

4. Which function is preferred over sapply as vapply allows the programmer to specific the output type?

Lapply
Japply
Vapply
Zapply

5. Which of the following package provide namespace management functions not yet present in base R?

stringr
nbpMatching
messagewarning
namespace

6. ______ Uses Grieg-Smith method on 2 dimensional spatial data.

G.A.
G2db
G.S.
G1DBN

7. Which of the following syntax is used to install forecast package?

install.pack("forecast")
install.packages("cast")
install.packages("forecast")
install.pack("forecastcast")

8. What will be output for the following code?

> paste("a", "b", se = ":")

a+b
a:b
a-b
None of the above

9. In R programming, the very basic data types are the R-objects called?

Lists
Matrices
Vectors
Arrays

10. The mapply() function is a multivariate apply of sorts which applies a function in parallel over a set of arguments.

TRUE
FALSE
Can be true or false
Can not say

Results