21. What is the term for programming code that is freely available and may be modified and shared by the people who use it?
- Open-source
- Open-ended
- Data-centric
- Open-data
22. For what reasons do many data analysts choose to use R? Select all that apply.
- R can quickly process lots of data.
- R is a data-centric programming language.
- R can create high quality visualizations.
- R is a closed source programming language.
23. What is a benefit of using the R programming language for data analysis? Select all that apply.
- It is the most popular machine-learning language.
- It is a general-purpose programming language.
- It can create world-class visualizations.
- It can work with large amounts of data
24. RStudio’s integrated development environment lets you perform which of the following actions? Select all that apply.
- Install R packages
- Import data from spreadsheets
- Create data visualizations
- Stream online videos
25. Fill in the blank: In RStudio, the _____ is where you can find all the data you currently have loaded, organize it, and save it.
- source editor pane
- environment pane
- R console pane
- plots pane
26. Which of the following are benefits of open-source code? Select all that apply.
- Anyone can pay a fee for access to the code.
- Anyone can use the code for free.
- Anyone can fix bugs in the code.
- Anyone can create an add-on package for the code.
27. A data analyst is searching for an open-source tool that will allow them to work with very large amounts of data. What tool is the best option?
- Spreadsheet
- JSON
- R
- Tableau
28. In RStudio, where can you find and manage all the data you currently have loaded?
- R console pane
- Plots tab
- Source editor pane
- Environment pane
Shuffle Q/A 2
29. What are the benefits of using a programming language for data analysis? Select all that apply.
- Clarify the steps of the analysis
- Easily reproduce and share the analysis
- Automatically choose a topic for analysis
- Efficiently save time
30. What attribute of the R programming language makes it an open-source programming language?
- The code is designed to be data-centric.
- The code is open to processing large amounts of data.
- The code is distributed by a company named “Open-Source.”
- The code can be modified and shared by anyone who uses it.
