Quiz on Introduction to R

Who conceived the R programming language?

• Bill Gates

• Linus Torvalds

• John Doe

• Ross Ihaka and Robert Gentleman

In what year was R officially released to the public?

• 2000

• 1997

• 1995

• 1992

What is one of the key features of R?

• Web development

• Mobile app development

• Statistical Analysis

• Game development

What does RStudio provide?

• A web browser

• An integrated development environment for R

• A graphic design tool

• A database management system

Which of the following is a valid way to declare a numeric variable in R?

• num => 42

• num = 42

• num:42

• num <- 42

What operator is used for logical AND in R?

• |

• ||

• &

• &&

Which control structure is used to repeat a block of code while a condition is true?

• Switch statement

• While loop

• If statement

• For loop

What is the purpose of the 'print' function in R?

• To display output

• To create a variable

• To install packages

• To read data files

What is the correct way to run a specific line of code in RStudio?

• Press Ctrl+Enter

• Click on Run

• Click on Source

• Press Ctrl+Shift+Enter

Which of the following is NOT a data type in R?

• Character

• String

• Numeric

• Boolean