This Linux command will print all the filenames of the PAM libraries in the /lib directory. A good use of the find command. find /lib{,64} -iname ‘*pam*.so’find /lib{,64} -iname ‘*pam*.so’ Print a waveform in the terminal that will continue until you press control-c. for((i=0;;i++)) { printf "%$(bc -l <<< "a=20*s($i/10);scale=0;a/1+20")s|\n"; sleep .05; }for((i=0;;i++)) { printf …