command line

Question 1

What is a CLI?

Answer 1

Command Line Interface

Question 2

What is a GUI?

Answer 2

Graphical User Interface

Question 3

Give at least one use case for each of the commands listed in this exercise

Answer 3

man - command manuals
cat - concatenates files or "standardizes" them
ls - list stuff
pwd - prints the working directory
echo - prints stuff to console
touch - creates new file
mkdir - create new directory
mv - move and rename files
rm - delete/remove files
cp - copy files and directories

Question 4

What are the three virtues of a great programmer?

Answer 4

Laziness, Impatience, Hubris