Basic R Programming Quiz

What is the basic syntax for printing a message in R?

• `print("Hello World!")`

• `println("Hello World!")`

• `echo("Hello World!")`

• `message("Hello World!")`

What is the purpose of the `#` symbol in R?

• To assign a value to a variable

• To comment out a line of code

• To create a function

• To load a library

How do you assign a value to a variable in R?

• `x=5`

• `x<-5`

• `x=5:10`

• `x="hello"`

What is the difference between `=` and `<-` in R?

• `=` is used for assignment, `<-` is used for printing

• `=` is used for printing, `<-` is used for assignment

• `=` is used for both assignment and printing

• There is no difference between the two

How do you create a vector in R?

• `x=c(1,2,3)`

• `x=[1,2,3]`

• `x={1,2,3}`

• `x=(1,2,3)`

What is the name of the first built-in dataset in R?

• mtcars

• iris

• airquality

• builtin

How do you load a library in R?

• `load("library")`

• `library(load)`

• `library()`

• `require()`

What is the purpose of the `%>%` operator in R?

• To assign a value to a variable

• To pipe output from one function to another

• To print a message

• To create a new function

How do you access the first element of a vector in R?

• `x[1]`

• `x.(1)`

• `x@1`

• `x.index(1)`

What is the purpose of the `if` statement in R?

• To print a message

• To create a new function

• To execute a block of code if a condition is true

• To assign a value to a variable