STSCI 2120: Lecture 1

Quiz
•
Computers
•
University
•
Medium
Nayel Bettache
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What do I need to start programming with R ?
Only download R on cran.r-project.org
Only download RStudio on posit.co
Download both R and Rstudio
Use posit cloud service without downloading anything
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT true about RStudio?
It is an Integrated Development Environment (IDE) for R
It looks the same on Windows, Mac OS, and Linux
It is a substitute for R
It can be used for writing and running R code
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'sample' function in R?
To install R packages
To create sequences of numbers
To randomly select elements from a vector
To store data in R objects
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if you type an incomplete command and press Enter in RStudio?
RStudio will execute the command immediately
RStudio will return an error message
RStudio will display a '+' prompt, waiting for the rest of the command
RStudio will close automatically
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you update R to the latest version?
By reinstalling your operating system
By running the 'update.packages' command
By downloading the latest version from CRAN and installing it
By restarting RStudio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an R package?
A built-in feature of RStudio
A collection of functions, data, and documentation
A method to save R scripts
A type of R object
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you install a package in R?
By typing the name of the package in the console
By using the 'library' function
By selecting the package from a menu in RStudio
By using the 'install.packages' command
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