command line basics

Question 1

What is a CLI?

Answer 1

Command Line Interface

text based interface, can also be used by other programs

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.

man, cat, ls, pwd, echo, touch, mkdir, mv, rm, cp

Answer 3

man - manual
cat - print txt (concatenate files)
ls - list directory contents
pwd - print working directory (path)
echo - print value
touch - create file
mkdir - make directory
mv - rename file
rm - remove
cp - copy

Question 4

What are the three virtues of a great programmer?

Answer 4

hubris, impatience, and laziness