R Programming and Biotechnology Quiz

What is R primarily used for?

• Web development

• Statistical computing

• Game development

• Graphic design

Which of the following is a feature of RStudio?

• 3D modeling

• Script editor

• Video editing

• Database management

What is the preferred assignment operator in R?

• =

• <-

• ->

• <<-

Which operator is used for element-wise addition in R?

• +

• -

• /

• *

What type of data structure is a vector in R?

• Three-dimensional

• One-dimensional

• Heterogeneous

• Two-dimensional

How do you check your current working directory in R?

• listwd()

• setwd()

• dir()

• getwd()

What function is used to calculate the mean in R?

• median()

• mean()

• average()

• mode()

Which of the following is a logical operator in R?

• //

• ^^

• &&

• ++

What does the IQR represent in a dataset?

• Initial Quality Rating

• Interim Quality Report

• Interquartile Range

• Index of Quantitative Results

Which function is used to read a CSV file into R?

• read.csv()

• load.csv()

• import.csv()

• open.csv()