2 pwd 3 ls 4 ls -l 5 ls -l old 6 pwd 7 cat old/c.c 8 cat c.c 9 cd old 10 ls -l 11 cat c.c 12 pwd 13 ls -l . 14 ls -l .. 15 cd .. 16 cd old 17 ls -l 18 cat c.c 19 pwd 20 cd .. 21 pwd 22 ls -l 23 ls -l old 24 ls /homes/iws/perkins/old 25 ls -l /homes/iws/perkins/old 26 cd .. 27 ls -l 28 ls 29 pwd 30 cd perkins 31 ls -l 32 cat >message 33 ls -l 34 cat message 35 man cat 36 info bash 37 exit