Advanced bash

Question 1

build simple yes/no question into script

Answer 1

read -p “Do you want to do whatever? (n/y)” yn
case $yn in
y|Y)
yes-command
;;
n|N)
no-command
;;
esac

Question 2

what ist the one line for loop syntax

Answer 2

for NAME [in WORDS … ] ; do COMMANDS; done

Question 3

in a one line for loop, copy the file box1.s4d.txt seven times to have box2.s4d.txt, box3.s4d.txt, …

Answer 3

for i in {2..8}; do cp box1.s4d.txt box${i}.s4d.txt; done;

Question 4

what is the handle for all arguments passed to a bash function?

Answer 4

$@