Change Directory:
to root
cd
cd /
MaKe DIRectory
delete/ ReMove DIRectory
mkdir
rmdir
LiSt directory
ls
show Present Working Directory
pwd
HISTORY (amount)
remove HISTORY
history 10
history -c
create file/ txt file/ dat file
nano
pico
print words in file
cat
MoVe
CoPy
mv
cp
FIND
find