Important R Programming MCQs 11

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The post is about R Programming MCQs Quiz with Answers. The quiz covers, MCQs about Rstudio, Data Analysis in R, and Some Basics of R Programming Languages. Let us start with the R Programming MCQs Quiz.

Online Multiple Choice Questions about R Programming Language

1. Which of the following are the benefits of open-source code? Select all that apply.

 
 
 
 

2. The R programming language can be used for which of the following tasks?

 
 
 
 

3. A data analyst wants to write R code that they can access again after they close their current session in RStudio. Where should they write their code?

 
 
 
 

4. When using RStudio, what does the installed.packages()function do?

 
 
 
 

5. An analyst includes the following calculation in their R programming: midyear_sales <- (quarter_1_sales + quarter_2_sales) - overhead_costsWhich variable will the total from this calculation be assigned to?

 
 
 
 

6. If you write code directly in the R source editor, RStudio can save your code when you close your current session.

 
 

7. What tool gives data analysts the highest level of control over their data analysis?

 
 
 
 

8. Many data analysts prefer to use a programming language for which of the following reasons?

 
 
 
 

9. What type of software application is RStudio?

 
 
 
 

10. What are the benefits of using a programming language for data analysis?

 
 
 
 

11. Programming involves _____ a computer to perform an action or set of actions.

 
 
 
 

12. In data analytics, what is CRAN?

 
 
 
 

13. A data analyst wants to use a programming language that they can modify. What type of programming language should they use?

 
 
 
 

14. What are the benefits of using a programming language to work with your data?

 
 
 
 

15. RStudio includes which of the following panes?

 
 
 
 

16. A data analyst is searching for an open-source tool that will allow them to reproduce every step of their analysis, including data cleaning and transformations, calculations, and visualizations. What tool is the best option?

 
 
 
 

17. A data analyst needs to quickly create a series of scatterplots to visualize a very large dataset. What should they use for the analysis?

 
 
 
 

18. A data analyst is searching for a tool that will allow them to communicate instructions that a computer can run. What tool should they use?

 
 
 
 

19. Why do analysts use comments In R programming?

 
 
 
 

20. A data analyst is working with spreadsheet data. The analyst imports the data from the spreadsheet into RStudio. Where in RStudio can the analyst find the imported data?

 
 
 
 

R Programming MCQs

Online R Programming MCQs Quiz

  • Programming involves ___________ a computer to perform an action or set of actions.
  • What are the benefits of using a programming language to work with your data?
  • The R programming language can be used for which of the following tasks?
  • What type of software application is RStudio?
  • RStudio includes which of the following panes?
  • If you write code directly in the R source editor, RStudio can save your code when you close your current session.
  • What tool gives data analysts the highest level of control over their data analysis?
  • A data analyst is searching for a tool that will allow them to communicate instructions that a computer can run. What tool should they use?
  • What are the benefits of using a programming language for data analysis?
  • Many data analysts prefer to use a programming language for which of the following reasons?
  • A data analyst wants to use a programming language that they can modify. What type of programming language should they use?
  • A data analyst is searching for an open-source tool that will allow them to reproduce every step of their analysis, including data cleaning and transformations, calculations, and visualizations. What tool is the best option?
  • When using RStudio, what is the installed.packages() function do?
  • In data analytics, what is CRAN?
  • Why do analysts use comments In R programming?
  • An analyst includes the following calculation in their R programming: midyear_sales <- (quarter_1_sales + quarter_2_sales) – overhead_costsWhich variable will the total from this calculation be assigned to?
  • Which of the following are the benefits of open-source code?
  • A data analyst needs to quickly create a series of scatterplots to visualize a large dataset. What should they use for the analysis?
  • A data analyst wants to write R code that they can access again after they close their current session in RStudio. Where should they write their code?
  • A data analyst is working with spreadsheet data. The analyst imports the data from the spreadsheet into RStudio. Where in RStudio can the analyst find the imported data?

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